3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'acdmnprst'; $b = 'abcdefghijlmnopqrstuvz'; $al = strlen($a); $bl = strlen($b); for ($i = 0; $i < $al; $i++) { for ($j = 0; $j < $bl; $j++) { for ($k = 0; $k < $bl; $k++) { echo $b[$j] . $b[$k] . $a[$i] . "\n"; } } }

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)
8.3.70.0120.01216.38
8.3.60.0150.01116.63
8.3.50.0160.00821.28
8.3.40.0190.00318.73
8.3.30.0180.00418.67
8.3.20.0030.00920.34
8.3.10.0110.00021.94
8.3.00.0120.00023.53
8.2.190.0180.00316.63
8.2.180.0120.01218.16
8.2.170.0080.01522.96
8.2.160.0170.01020.45
8.2.150.0080.00424.18
8.2.140.0040.00824.66
8.2.130.0080.00319.76
8.2.120.0090.00326.35
8.2.110.0090.00622.01
8.2.100.0100.00618.04
8.2.90.0070.00319.15
8.2.80.0030.00718.16
8.2.70.0040.00717.75
8.2.60.0030.00618.05
8.2.50.0070.00418.07
8.2.40.0070.00720.55
8.2.30.0060.00319.41
8.2.20.0000.00917.77
8.2.10.0100.00018.11
8.2.00.0090.00018.04
8.1.280.0200.00725.92
8.1.270.0080.00420.30
8.1.260.0060.00628.09
8.1.250.0120.00028.09
8.1.240.0070.00722.51
8.1.230.0070.01019.07
8.1.220.0060.00317.77
8.1.210.0000.01018.77
8.1.200.0070.00417.22
8.1.190.0030.00717.00
8.1.180.0030.00718.10
8.1.170.0030.00718.54
8.1.160.0000.00920.74
8.1.150.0050.00518.87
8.1.140.0050.00519.65
8.1.130.0030.00617.60
8.1.120.0000.01017.43
8.1.110.0060.00317.37
8.1.100.0070.00317.34
8.1.90.0100.00017.43
8.1.80.0000.01217.45
8.1.70.0000.00917.45
8.1.60.0030.00817.58
8.1.50.0030.00817.54
8.1.40.0030.00717.52
8.1.30.0070.00317.64
8.1.20.0090.00017.67
8.1.10.0070.00317.51
8.1.00.0030.00717.49
8.0.300.0060.00318.77
8.0.290.0070.00416.58
8.0.280.0030.00618.43
8.0.270.0060.00317.16
8.0.260.0000.00917.23
8.0.250.0060.00317.01
8.0.240.0070.00316.97
8.0.230.0100.00016.96
8.0.220.0030.00716.89
8.0.210.0060.00316.84
8.0.200.0030.00716.83
8.0.190.0060.00316.91
8.0.180.0050.00516.96
8.0.170.0050.00516.87
8.0.160.0000.00916.91
8.0.150.0060.00316.84
8.0.140.0060.00316.83
8.0.130.0030.00613.32
8.0.120.0100.00016.85
8.0.110.0000.00916.79
8.0.100.0040.00416.85
8.0.90.0030.00616.95
8.0.80.0070.01716.85
8.0.70.0030.00616.77
8.0.60.0070.00316.86
8.0.50.0060.00316.76
8.0.30.0360.00616.99
8.0.20.0190.01617.40
8.0.10.0030.00616.83
8.0.00.0230.01716.71
7.4.330.0030.00316.79
7.4.320.0030.00616.50
7.4.300.0090.00016.51
7.4.290.0040.01016.59
7.4.280.0060.00616.53
7.4.270.0060.00316.54
7.4.260.0070.00316.48
7.4.250.0000.01016.38
7.4.240.0020.00716.57
7.4.230.0090.00016.48
7.4.220.0170.01816.48
7.4.210.0180.00616.41
7.4.200.0000.00816.55
7.4.160.0300.01616.39
7.4.150.0270.01017.40
7.4.140.0290.01317.86
7.4.130.0360.01916.51
7.4.120.0410.00816.43
7.4.110.0250.01016.52
7.4.100.0140.02216.54
7.4.90.0200.01216.46
7.4.80.0170.02319.39
7.4.70.0230.01716.42
7.4.60.0160.01416.46
7.4.50.0040.01816.19
7.4.40.0180.01316.39
7.4.30.0080.02116.19
7.4.00.0140.01115.14
7.3.330.0050.00313.08
7.3.320.0110.00013.08
7.3.310.0030.00616.39
7.3.300.0060.00316.19
7.3.290.0160.01316.33
7.3.280.0170.01116.37
7.3.270.0210.00917.40
7.3.260.0270.01016.36
7.3.250.0250.01516.34
7.3.240.0220.01816.48
7.3.230.0250.00616.39
7.3.210.0250.01916.60
7.3.200.0290.01019.39
7.3.190.0190.01316.36
7.3.180.0120.01916.33
7.3.170.0170.01416.33
7.3.160.0190.01016.27
7.2.330.0320.00616.85
7.2.320.0090.02116.50
7.2.310.0140.01716.79
7.2.300.0300.01016.52
7.2.290.0190.01516.71
7.2.60.0090.01016.98
7.2.00.0070.01019.53
7.1.200.0130.00615.95
7.1.100.0070.00417.99
7.1.70.0060.00817.32
7.1.60.0230.01019.27
7.1.50.0130.02016.99
7.1.00.0030.08322.27
7.0.200.0100.01016.88
7.0.60.0200.07021.66
7.0.50.0100.07717.80
7.0.40.0170.08720.09
7.0.30.0270.05020.09
7.0.20.0330.08320.00
7.0.10.0070.04320.30
7.0.00.0130.09020.17
5.6.280.0170.06320.78
5.6.210.0130.08320.66
5.6.200.0070.08318.21
5.6.190.0130.08320.61
5.6.180.0530.06320.61
5.6.170.0170.07020.38
5.6.160.0130.05720.46
5.6.150.0070.04318.15
5.6.140.0070.04318.21
5.6.130.0170.07718.13
5.6.120.0170.08321.08
5.6.110.0130.08320.97
5.6.100.0170.08020.95
5.6.90.0170.07021.13
5.6.80.0170.08020.38
5.5.350.0130.08020.44
5.5.340.0130.07018.00
5.5.330.0270.06720.25
5.5.320.0230.06020.13
5.5.310.0230.06020.18
5.5.300.0000.04717.98
5.5.290.0100.04018.00
5.5.280.0070.04320.98
5.5.270.0000.04720.67
5.5.260.0130.08720.95
5.5.250.0130.07720.71
5.5.240.0230.05320.25

preferences:
46.93 ms | 401 KiB | 5 Q