3v4l.org

run code in 300+ PHP versions simultaneously
<?php while ($ascii < 256) { $ascii ++; echo chr($ascii); } echo strlen('!"#$%&\'()*+,-./0123456789:;<=>?@');

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)
8.3.60.0190.00016.63
8.3.50.0140.00821.15
8.3.40.0040.01419.02
8.3.30.0090.00618.71
8.3.20.0130.00320.51
8.3.10.0050.00321.78
8.3.00.0000.00821.82
8.2.180.0110.01118.66
8.2.170.0090.00622.96
8.2.160.0110.00322.13
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00019.79
8.2.120.0080.00026.35
8.2.110.0030.00722.07
8.2.100.0060.00617.78
8.2.90.0040.00419.05
8.2.80.0050.00317.97
8.2.70.0040.00417.49
8.2.60.0060.00319.76
8.2.50.0040.00418.10
8.2.40.0060.00320.64
8.2.30.0040.00419.25
8.2.20.0050.00218.12
8.2.10.0070.00018.16
8.2.00.0000.00817.61
8.1.280.0090.01225.92
8.1.270.0040.00422.12
8.1.260.0080.00028.09
8.1.250.0090.00028.09
8.1.240.0060.00323.97
8.1.230.0030.00923.91
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0070.00317.22
8.1.190.0030.00617.11
8.1.180.0050.00318.10
8.1.170.0040.00418.50
8.1.160.0040.00422.14
8.1.150.0050.00320.27
8.1.140.0060.00319.50
8.1.130.0040.00417.60
8.1.120.0000.00717.36
8.1.110.0030.00517.46
8.1.100.0000.00817.44
8.1.90.0050.00317.49
8.1.80.0040.00417.40
8.1.70.0080.00017.34
8.1.60.0060.00317.56
8.1.50.0040.00417.56
8.1.40.0000.01117.41
8.1.30.0030.00617.66
8.1.20.0040.00417.62
8.1.10.0030.00517.42
8.1.00.0040.00417.50
8.0.300.0040.00418.77
8.0.290.0080.00016.63
8.0.280.0000.00718.44
8.0.270.0000.00717.30
8.0.260.0030.00317.20
8.0.250.0000.00717.01
8.0.240.0050.00316.98
8.0.230.0030.00316.89
8.0.220.0070.00016.96
8.0.210.0030.00316.96
8.0.200.0040.00416.90
8.0.190.0000.00816.98
8.0.180.0030.00516.89
8.0.170.0000.00717.00
8.0.160.0040.00416.97
8.0.150.0000.00717.00
8.0.140.0000.00716.77
8.0.130.0050.00013.39
8.0.120.0040.00416.89
8.0.110.0070.00016.85
8.0.100.0040.00416.87
8.0.90.0070.00016.95
8.0.80.0070.01316.93
8.0.70.0000.00817.00
8.0.60.0040.00416.94
8.0.50.0070.00016.91
8.0.30.0110.00817.22
8.0.20.0150.00517.40
8.0.10.0040.00417.14
8.0.00.0180.00716.61
7.4.330.0050.00015.55
7.4.320.0030.00316.52
7.4.300.0000.00616.60
7.4.290.0000.00716.42
7.4.280.0060.00616.58
7.4.270.0000.00816.52
7.4.260.0100.00016.48
7.4.250.0000.00716.57
7.4.240.0040.00416.55
7.4.230.0000.00716.39
7.4.220.0080.01216.63
7.4.210.0000.02016.56
7.4.200.0000.00716.50
7.4.160.0100.00816.64
7.4.150.0060.01317.40
7.4.140.0110.01217.86
7.4.130.0110.01116.43
7.4.120.0080.01416.49
7.4.110.0210.00316.57
7.4.100.0110.00616.30
7.4.90.0100.00716.42
7.4.80.0100.01019.39
7.4.70.0120.00916.41
7.4.60.0050.01316.41
7.4.50.0000.01916.47
7.4.40.0130.00516.39
7.4.30.0030.01316.40
7.4.00.0090.00914.86
7.3.330.0030.00313.22
7.3.320.0000.00513.06
7.3.310.0000.00716.19
7.3.300.0070.00016.23
7.3.290.0070.00816.38
7.3.280.0110.00916.32
7.3.270.0180.00017.40
7.3.260.0080.01116.51
7.3.250.0100.01116.43
7.3.240.0160.00716.40
7.3.230.0120.00616.40
7.3.210.0030.01516.36
7.3.200.0140.00316.54
7.3.190.0070.01116.28
7.3.180.0110.00716.26
7.3.170.0090.00916.50
7.3.160.0090.01216.38
7.3.120.0040.01414.73
7.3.110.0030.01614.69
7.3.100.0030.01314.76
7.3.90.0040.01514.66
7.3.80.0030.01014.78
7.3.70.0090.00014.60
7.3.60.0030.01214.54
7.3.50.0060.01014.60
7.3.40.0000.01514.93
7.3.30.0040.00414.88
7.3.20.0070.00716.77
7.3.10.0090.00916.45
7.3.00.0060.00916.64
7.2.330.0230.00316.60
7.2.320.0110.00816.80
7.2.310.0060.01216.34
7.2.300.0070.01316.58
7.2.290.0130.00616.79
7.2.250.0110.00815.05
7.2.240.0060.01015.19
7.2.230.0070.00714.87
7.2.220.0070.00714.89
7.2.210.0040.01115.25
7.2.200.0030.01214.80
7.2.190.0130.00314.95
7.2.180.0030.00715.16
7.2.170.0070.01014.69
7.2.00.0320.00519.51
7.1.330.0080.00416.00
7.1.320.0030.01015.51
7.1.310.0070.01115.87
7.1.300.0040.01115.62
7.1.290.0130.00315.51
7.1.280.0030.01315.66
7.1.270.0070.01015.75
7.1.260.0030.01015.75
7.1.70.0000.00917.11
7.1.60.0030.00717.26
7.1.00.0000.07722.42
7.0.200.0060.00316.88
7.0.120.0070.05722.02
7.0.110.0100.05322.07
7.0.100.0170.05722.02
7.0.90.0030.08322.12
7.0.80.0030.06022.11
7.0.70.0070.06321.98
7.0.60.0070.06321.97
7.0.50.0100.07322.21
7.0.40.0130.08022.09
7.0.30.0030.06721.98
7.0.20.0200.05022.04
7.0.10.0170.05721.98
7.0.00.0130.06322.14
5.6.270.0130.05020.89
5.6.260.0000.06320.78
5.6.250.0130.04720.89
5.6.240.0070.06021.06
5.6.230.0070.06020.97
5.6.220.0070.05321.02
5.6.210.0100.05720.84
5.6.200.0100.05321.01
5.6.190.0100.07320.83
5.6.180.0070.07321.00
5.6.170.0200.04321.01
5.6.160.0130.06321.05
5.6.150.0100.06020.87
5.6.140.0100.06021.00
5.6.130.0070.06321.04
5.6.120.0100.06021.06
5.6.110.0100.06320.84
5.6.100.0170.06720.84
5.6.90.0100.05720.73
5.6.80.0130.06320.39
5.6.70.0000.08320.41
5.6.60.0070.08020.22
5.6.50.0130.07020.21
5.6.40.0170.05020.19
5.6.30.0200.07720.45
5.6.20.0130.07320.15
5.6.10.0070.07720.43
5.6.00.0130.07020.38

preferences:
70.46 ms | 401 KiB | 5 Q