3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo (strtotime( "previous monday",date('Y-m-d'));

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)
5.4.260.0030.06018.94
5.4.250.0000.06018.98
5.4.240.0030.05718.62
5.4.230.0070.05018.98
5.4.220.0130.04718.70
5.4.210.0030.05718.94
5.4.200.0100.05018.93
5.4.190.0030.05318.95
5.4.180.0030.05718.89
5.4.170.0000.05718.79
5.4.160.0070.07018.99
5.4.150.0130.05018.74
5.4.140.0000.05716.50
5.4.130.0030.05016.47
5.4.120.0170.03716.46
5.4.110.0170.06016.46
5.4.100.0000.05316.57
5.4.90.0070.04716.46
5.4.80.0170.03316.40
5.4.70.0100.05016.41
5.4.60.0130.04316.44
5.4.50.0030.07316.59
5.4.40.0070.05016.64
5.4.30.0000.06316.38
5.4.20.0030.05316.59
5.4.10.0070.06716.53
5.4.00.0170.04015.99
5.3.280.0070.05014.51
5.3.270.0100.05014.61
5.3.260.0000.05714.50
5.3.250.0030.05314.61
5.3.240.0000.05314.48
5.3.230.0030.07314.61
5.3.220.0100.04714.72
5.3.210.0070.07314.59
5.3.200.0130.04014.57
5.3.190.0070.05014.42
5.3.180.0070.04714.40
5.3.170.0070.04714.45
5.3.160.0000.05314.44
5.3.150.0070.06314.42
5.3.140.0030.05014.57
5.3.130.0170.06014.41
5.3.120.0030.05714.42
5.3.110.0000.08314.25
5.3.100.0000.05714.04
5.3.90.0070.05013.91
5.3.80.0130.04713.94
5.3.70.0070.05713.80
5.3.60.0030.05314.02
5.3.50.0100.05013.96
5.3.40.0130.06713.97
5.3.30.0100.04713.92
5.3.20.0030.05013.70
5.3.10.0070.04713.52
5.3.00.0030.05013.66
5.2.170.0130.05311.23
5.2.160.0100.05011.02
5.2.150.0070.03711.07
5.2.140.0030.04311.14
5.2.130.0070.04711.12
5.2.120.0070.03711.25
5.2.110.0000.04711.03
5.2.100.0070.03711.21
5.2.90.0030.04011.19
5.2.80.0030.04011.10
5.2.70.0030.04010.86
5.2.60.0070.04011.06
5.2.50.0030.04011.03
5.2.40.0100.03310.76
5.2.30.0100.03711.00
5.2.20.0100.03310.79
5.2.10.0030.05010.84
5.2.00.0070.03710.88
5.1.60.0070.0309.77
5.1.50.0070.0339.93
5.1.40.0100.03010.04
5.1.30.0070.05710.42
5.1.20.0100.04710.27
5.1.10.0030.0509.95
5.1.00.0030.03710.21
5.0.50.0000.0378.59
5.0.40.0100.0278.34
5.0.30.0000.0438.45
5.0.20.0000.0378.34
5.0.10.0030.0378.23
5.0.00.0030.0408.21
4.4.90.0000.0206.79
4.4.80.0030.0206.79
4.4.70.0000.0236.79
4.4.60.0000.0236.79
4.4.50.0030.0276.79
4.4.40.0170.0306.79
4.4.30.0030.0206.79
4.4.20.0000.0236.79
4.4.10.0030.0206.79
4.4.00.0000.0376.79
4.3.110.0070.0176.79
4.3.100.0030.0206.79
4.3.90.0030.0276.79
4.3.80.0000.0376.79
4.3.70.0000.0306.79
4.3.60.0000.0306.79
4.3.50.0030.0206.79
4.3.40.0000.0336.79
4.3.30.0070.0176.79
4.3.20.0030.0206.79
4.3.10.0030.0206.79
4.3.00.0100.0209.24

preferences:
144.49 ms | 1386 KiB | 7 Q