3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long strinThis is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = g = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long strinThis is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = g = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long strinThis is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = g = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, v, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = g = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string = This is a very, very very, very, very long string "; function generator($string) { $len = strlen($string); echo $len; for ($i = 1; $i < $len; $i++) { // Note that $i is preserved between yields. yield $string[$i]; } }; $arr = []; $generator = generator($string); foreach($generator as $elem) { $arr[] = $elem; }

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.40.0130.00319.27
8.3.30.0130.00319.55
8.3.20.0030.00620.66
8.3.10.0030.00623.65
8.3.00.0060.00319.51
8.2.170.0110.01122.96
8.2.160.0080.00820.66
8.2.150.0030.00624.18
8.2.140.0060.00324.66
8.2.130.0090.00626.16
8.2.120.0000.00820.89
8.2.110.0060.00322.05
8.2.100.0080.00420.73
8.2.90.0000.00919.48
8.2.80.0030.00617.97
8.2.70.0000.01218.00
8.2.60.0030.00718.40
8.2.50.0030.00718.07
8.2.40.0050.00519.90
8.2.30.0000.00918.41
8.2.20.0030.00618.22
8.2.10.0000.00918.49
8.2.00.0060.00318.02
8.1.270.0060.00323.79
8.1.260.0060.00326.35
8.1.250.0060.00328.09
8.1.240.0070.00323.95
8.1.230.0030.00919.77
8.1.220.0060.00318.54
8.1.210.0000.00918.77
8.1.200.0080.00518.10
8.1.190.0030.00618.11
8.1.180.0070.00318.10
8.1.170.0000.01019.27
8.1.160.0030.00622.75
8.1.150.0000.01019.50
8.1.140.0100.00018.23
8.1.130.0050.00318.63
8.1.120.0030.00618.07
8.1.110.0070.00318.25
8.1.100.0000.01118.08
8.1.90.0080.00018.11
8.1.80.0000.00818.03
8.1.70.0040.00418.20
8.1.60.0030.00718.33
8.1.50.0000.00918.25
8.1.40.0000.01018.25
8.1.30.0060.00318.22
8.1.20.0030.00618.36
8.1.10.0000.00918.20
8.1.00.0030.00618.30
8.0.300.0000.01018.77
8.0.290.0040.00417.38
8.0.280.0030.00619.04
8.0.270.0080.00018.05
8.0.260.0030.00519.04
8.0.250.0040.00417.56
8.0.240.0030.00617.67
8.0.230.0030.00617.66
8.0.220.0040.00417.68
8.0.210.0060.00317.57
8.0.200.0040.00417.54
8.0.190.0050.00517.63
8.0.180.0000.00917.59
8.0.170.0030.00617.57
8.0.160.0050.00317.53
8.0.150.0000.00917.55
8.0.140.0040.00417.52
8.0.130.0090.00014.04
8.0.120.0000.01217.54
8.0.110.0030.00617.56
8.0.100.0060.00317.67
8.0.90.0030.00617.48
8.0.80.0040.01517.57
8.0.70.0040.00417.68
8.0.60.0090.00017.51
8.0.50.0040.00417.59
8.0.30.0090.01117.93
8.0.20.0150.01117.59
8.0.10.0040.00417.55
8.0.00.0130.00817.48
7.4.330.0000.00615.10
7.4.320.0000.00717.12
7.4.300.0050.00217.31
7.4.290.0080.00017.21
7.4.280.0040.00417.30
7.4.270.0000.00817.29
7.4.260.0030.00617.21
7.4.250.0060.00317.30
7.4.240.0020.00717.21
7.4.230.0030.00617.10
7.4.220.0220.00617.16
7.4.210.0100.01317.12
7.4.200.0060.00317.41
7.4.160.0100.01017.28
7.4.150.0000.02217.40
7.4.140.0140.00717.86
7.4.130.0120.01117.18
7.4.120.0100.00917.27
7.4.110.0090.01217.21
7.4.100.0090.01517.18
7.4.90.0090.00917.21
7.4.80.0190.00619.39
7.4.70.0100.01017.37
7.4.60.0110.00817.24
7.4.50.0000.00516.99
7.4.40.0120.00917.34
7.4.30.0120.00817.02
7.4.00.0040.01415.43
7.3.330.0030.00614.05
7.3.320.0030.00313.93
7.3.310.0080.00017.00
7.3.300.0000.00817.07
7.3.290.0080.00817.03
7.3.280.0120.00817.06
7.3.270.0120.00817.40
7.3.260.0130.00817.23
7.3.250.0120.00717.21
7.3.240.0110.01116.91
7.3.230.0130.00717.05
7.3.210.0090.01117.27
7.3.200.0030.01619.39
7.3.190.0100.01317.34
7.3.180.0110.00816.98
7.3.170.0030.01517.09
7.3.160.0070.01117.17
7.3.10.0070.00716.76
7.3.00.0050.00816.49
7.2.330.0110.00817.20
7.2.320.0130.01017.52
7.2.310.0070.01117.43
7.2.300.0130.00717.42
7.2.290.0150.00317.55
7.2.130.0070.00916.75
7.2.120.0070.00716.92
7.2.110.0030.00917.02
7.2.100.0030.00916.72
7.2.90.0040.01016.87
7.2.80.0050.00816.92
7.2.70.0050.00716.96
7.2.60.0100.00616.78
7.2.50.0020.01316.89
7.2.40.0050.00916.75
7.2.30.0110.00716.92
7.2.20.0000.01216.95
7.2.10.0050.00816.81
7.2.00.0050.01017.74
7.1.250.0070.00717.67
7.1.100.0090.00620.09
7.1.70.0070.00319.25
7.1.60.0070.01019.40
7.1.50.0110.00834.88
7.1.00.0000.08024.35
7.0.200.0090.00618.39
7.0.140.0030.07324.00
7.0.60.0030.04721.47
7.0.50.0200.07319.34
7.0.40.0070.09720.17
7.0.30.0300.07320.14
7.0.20.0300.04320.19
7.0.10.0100.09020.24
7.0.00.0130.08020.33
5.6.280.0030.08324.50
5.6.210.0100.08724.00
5.6.200.0070.09321.62
5.6.190.0030.09323.80
5.6.180.0070.06323.71
5.6.170.0130.05023.54
5.6.160.0170.08023.77
5.6.150.0000.08021.50
5.6.140.0000.08721.61
5.6.130.0030.06321.49
5.6.120.0070.04324.37
5.6.110.0170.07324.27
5.6.100.0030.09024.36
5.6.90.0030.07024.48
5.6.80.0100.08723.92
5.6.70.3200.04023.78
5.5.350.0170.03723.86
5.5.340.0070.06321.41
5.5.330.0100.07723.57
5.5.320.0330.04023.55
5.5.310.0200.08723.48
5.5.300.0170.09021.33
5.5.290.0100.08721.29
5.5.280.0130.08024.16
5.5.270.0070.09324.25
5.5.260.0200.08024.28
5.5.250.0030.04724.02
5.5.240.0200.06723.54
5.4.450.0130.04719.31
5.4.440.0200.04019.49
5.4.430.0230.03319.55
5.4.420.0270.05319.47
5.4.410.0300.03719.29
5.4.400.0330.03019.22
5.4.390.0270.07019.16
5.4.380.0270.04719.12
5.4.370.0200.06019.21
5.4.360.0270.04719.24
5.4.350.0370.06019.31
5.4.340.0230.05019.00
5.4.320.0100.04719.13
5.4.310.0330.06719.13
5.4.300.0230.07019.00
5.4.290.0330.07018.84
5.4.280.0200.05319.08
5.4.270.0230.06719.30
5.4.260.0130.05718.95
5.4.250.0200.04019.24
5.4.240.0300.05719.13
5.4.230.0130.04318.96
5.4.220.0170.07319.20
5.4.210.0200.04018.88
5.4.200.0200.06719.05
5.4.190.0230.04718.83
5.4.180.0200.03718.84
5.4.170.0230.04718.98
5.4.160.0300.04718.93
5.4.150.0170.04318.87
5.4.140.0300.05716.36
5.4.130.0270.03316.50
5.4.120.0230.04016.32
5.4.110.0200.07316.38
5.4.100.0200.06316.57
5.4.90.0170.06316.46
5.4.80.0270.05316.50
5.4.70.0300.04716.56
5.4.60.0200.04716.44
5.4.50.0200.05316.41
5.4.40.0330.06716.55
5.4.30.0230.06016.35
5.4.20.0200.04316.55
5.4.10.0170.08316.44
5.4.00.0230.07315.93
5.3.290.0230.05714.60
5.3.280.0270.03714.76
5.3.270.0230.07014.70
5.3.260.0230.03714.85
5.3.250.0230.04014.53
5.3.240.0200.04714.71
5.3.230.0200.03314.67
5.3.220.0230.04014.50
5.3.210.0230.04014.73
5.3.200.0100.04314.81
5.3.190.0170.04314.66
5.3.180.0200.07314.55
5.3.170.0130.06014.57
5.3.160.0170.05314.49
5.3.150.0230.05314.59
5.3.140.0200.07314.59
5.3.130.0200.06314.68
5.3.120.0230.03714.48
5.3.110.0270.04714.48
5.3.100.0070.04714.05
5.3.90.0230.02714.19
5.3.80.0230.06714.02
5.3.70.0170.05713.94
5.3.60.0200.07014.10
5.3.50.0200.05014.06
5.3.40.0170.03713.88
5.3.30.0230.06313.90
5.3.20.0200.04013.81
5.3.10.0270.05713.76
5.3.00.0200.06313.64
5.2.170.0170.05712.50
5.2.160.0200.03312.50
5.2.150.0170.06012.50
5.2.140.0100.03312.50
5.2.130.0130.03012.50
5.2.120.0100.05012.50
5.2.110.0170.03312.50
5.2.100.0200.03712.50
5.2.90.0200.03312.50
5.2.80.0200.04012.50
5.2.70.0230.06012.50
5.2.60.0170.04012.50
5.2.50.0170.04012.50
5.2.40.0230.05712.50
5.2.30.0130.04712.50
5.2.20.0130.06312.50
5.2.10.0230.05712.50
5.2.00.0230.04312.50
5.1.60.0130.05312.50
5.1.50.0200.02012.50
5.1.40.0170.03012.50
5.1.30.0200.04712.50
5.1.20.0170.03012.50
5.1.10.0200.04712.50
5.1.00.0170.03712.50
5.0.50.0070.04312.50
5.0.40.0130.03312.50
5.0.30.0100.06312.50
5.0.20.0070.03312.50
5.0.10.0100.02712.50
5.0.00.0070.03312.50
4.4.90.0100.01712.50
4.4.80.0070.01712.50
4.4.70.0030.02012.50
4.4.60.0070.01712.50
4.4.50.0070.02012.50
4.4.40.0070.03712.50
4.4.30.0070.02012.50
4.4.20.0070.03312.50
4.4.10.0030.03312.50
4.4.00.0070.03712.50
4.3.110.0070.03712.50
4.3.100.0070.02012.50
4.3.90.0130.03312.50
4.3.80.0030.05712.50
4.3.70.0070.01712.50
4.3.60.0070.03712.50
4.3.50.0170.02312.50
4.3.40.0030.02712.50
4.3.30.0100.02312.50
4.3.20.0070.02312.50
4.3.10.0030.02312.50
4.3.00.0030.03712.50

preferences:
34.21 ms | 400 KiB | 5 Q