3v4l.org

run code in 300+ PHP versions simultaneously
<?php putenv('SYSTEMROOT='); echo strlen(random_bytes(1));

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)
7.3.10.0160.00316.05
7.3.00.0160.00416.16
7.2.130.0030.01716.90
7.2.120.0040.01516.17
7.2.110.0100.00616.52
7.2.100.0100.00716.31
7.2.90.0100.01016.36
7.2.80.0190.00016.63
7.2.70.0060.00916.70
7.2.60.0110.00816.76
7.2.50.0080.00816.48
7.2.40.0140.00316.66
7.2.30.0060.00916.15
7.2.20.0200.00816.55
7.2.10.0140.00316.46
7.2.00.0070.01217.86
7.1.250.0100.00615.21
7.1.200.0040.01115.77
7.1.70.0030.01616.91
7.1.60.0070.00317.11
7.1.50.0000.01116.94
7.1.00.0100.06722.29
7.0.200.0060.00616.84
7.0.60.0070.08720.02
7.0.50.0070.07717.82
7.0.40.0000.04719.96
7.0.30.0300.08320.09
7.0.20.0200.04020.34
7.0.10.0030.07020.16
7.0.00.0170.07320.19
5.6.280.0030.03021.06
5.6.210.0100.03720.64
5.6.200.0030.04718.16
5.6.190.0100.05020.77
5.6.180.0230.06320.49
5.6.170.0200.06020.54
5.6.160.0100.08020.37
5.6.150.0030.08718.18
5.6.140.0030.07318.15
5.6.130.0170.06318.21
5.6.120.0100.07721.10
5.6.110.0030.08720.88
5.6.100.0130.06321.01
5.6.90.0170.07320.87
5.6.80.0070.08020.37
5.5.350.0070.05320.40
5.5.340.0030.06717.98
5.5.330.0070.08720.36
5.5.320.3730.03020.17
5.5.310.0270.05720.16
5.5.300.0100.03717.94
5.5.290.0030.09317.99
5.5.280.0070.03720.86
5.5.270.0030.06720.77
5.5.260.0030.04020.87
5.5.250.0100.07020.68
5.5.240.0000.07720.11
5.4.450.0930.05019.61
5.4.440.0770.06019.64
5.4.430.0770.06019.57
5.4.420.0830.05719.40
5.4.410.0800.05019.19
5.4.400.0900.05318.91
5.4.390.0770.05719.06
5.4.380.0770.05319.14
5.4.370.0670.06319.28
5.4.360.0800.05319.12
5.4.350.0800.05319.00
5.4.340.0700.05719.21
5.4.320.0830.05019.07
5.4.310.0800.04719.12
5.4.300.0830.05319.24
5.4.290.0830.05318.77
5.4.280.0770.05719.19
5.4.270.0770.05319.07
5.4.260.0800.05019.27
5.4.250.0800.05019.21
5.4.240.0730.05719.30
5.4.230.0830.05019.09
5.4.220.0830.04718.96
5.4.210.0800.04719.30
5.4.200.0830.04719.06
5.4.190.0730.05319.11
5.4.180.0670.05719.27
5.4.170.0670.06019.08
5.4.160.0700.05719.09
5.4.150.0830.07019.01
5.4.140.0770.05716.34
5.4.130.0900.04316.38
5.4.120.0770.05316.34
5.4.110.0800.05016.48
5.4.100.0900.04016.45
5.4.90.0870.03716.47
5.4.80.0800.05016.50
5.4.70.0800.04716.37
5.4.60.0930.06716.47
5.4.50.0930.04716.49
5.4.40.0770.04716.50
5.4.30.0770.05316.53
5.4.20.0830.04716.36
5.4.10.0900.04016.34
5.4.00.0800.04315.82

preferences:
36.09 ms | 400 KiB | 5 Q