3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime("2014-08-20 16:00"); $i = new DateInterval('P1D'); $now = new DateTime("2014-08-08 08:00") while ($date >= $now) { echo $date->format('c') . PHP_EOL; $date = $date->sub($i); }

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)
5.4.320.2630.04018.86
5.4.310.2600.04319.22
5.4.300.2730.04318.85
5.4.290.2930.04018.94
5.4.280.3030.04319.14
5.4.270.2330.04718.98
5.4.260.3170.04718.87
5.4.250.0030.04319.18
5.4.240.1700.05718.93
5.4.230.2700.03719.27
5.4.220.2930.03319.14
5.4.210.3170.04019.27
5.4.200.3130.03719.10
5.4.190.3230.04019.21
5.4.180.3600.03319.15
5.4.170.3770.03319.03
5.4.160.3000.03018.85
5.4.150.2970.03718.96
5.4.140.3100.03716.31
5.4.130.2970.03716.45
5.4.120.3070.03316.33
5.4.110.3200.03716.55
5.4.100.3130.03316.34
5.4.90.3000.03716.40
5.4.80.2900.03716.57
5.4.70.3170.03716.44
5.4.60.3900.03716.48
5.4.50.3500.03716.32
5.4.40.0400.03716.55
5.4.30.0200.07016.42
5.4.20.0230.04016.16
5.4.10.0200.05316.32
5.4.00.0230.04316.01
5.3.290.2900.04014.57
5.3.280.2770.04014.64
5.3.270.3570.03714.44
5.3.260.3030.03314.56
5.3.250.3370.03314.56
5.3.240.2570.04014.46
5.3.230.3100.04014.48
5.3.220.3170.04014.48
5.3.210.3170.03714.55
5.3.200.3130.04314.54
5.3.190.3000.03014.62
5.3.180.2970.03714.42
5.3.170.3200.03714.40
5.3.160.3930.04014.43
5.3.150.3330.03714.41
5.3.140.3670.03314.51
5.3.130.0170.06714.49
5.3.120.0200.07314.60
5.3.110.0330.06014.46
5.3.100.0270.06713.88
5.3.90.0270.06713.90
5.3.80.0300.05713.80
5.3.70.0270.04714.11
5.3.60.0330.06013.99
5.3.50.0270.06013.75
5.3.40.0300.06013.72
5.3.30.0300.02713.75
5.3.20.0530.03713.71
5.3.10.0200.04013.50
5.3.00.0400.07013.61
5.2.170.0330.02711.16
5.2.160.0270.05311.18
5.2.150.0170.04310.98
5.2.140.0230.06311.24
5.2.130.0500.03310.95
5.2.120.0230.02711.01
5.2.110.0230.03310.95
5.2.100.0170.03011.15
5.2.90.0270.03311.12
5.2.80.0230.03310.95
5.2.70.0200.06011.11
5.2.60.0200.05710.91
5.2.50.0170.03010.95
5.2.40.0200.06011.15
5.2.30.0200.03710.88
5.2.20.0230.05310.90
5.2.10.0230.03310.97
5.2.00.0130.03310.86
5.1.60.0130.0339.93
5.1.50.0170.0309.98
5.1.40.0130.0509.90
5.1.30.0200.03010.43
5.1.20.0170.02710.29
5.1.10.0130.02710.04
5.1.00.0130.02710.15
5.0.50.0130.0278.53
5.0.40.0070.0208.28
5.0.30.0130.0678.22
5.0.20.0100.0238.18
5.0.10.0130.0278.08
5.0.00.0100.0678.16
4.4.90.0100.0277.25
4.4.80.0130.0377.25
4.4.70.0070.0207.25
4.4.60.0100.0137.25
4.4.50.0100.0337.25
4.4.40.0100.0407.25
4.4.30.0000.0177.25
4.4.20.0130.0307.25
4.4.10.0170.0307.25
4.4.00.0130.0207.25
4.3.110.0170.0277.25
4.3.100.0100.0177.25
4.3.90.0100.0137.25
4.3.80.0130.0377.25
4.3.70.0130.0277.25
4.3.60.0070.0207.25
4.3.50.0170.0077.25
4.3.40.0170.0507.25
4.3.30.0030.0407.25
4.3.20.0030.0337.25
4.3.10.0100.0307.25
4.3.00.0100.0137.25

preferences:
144.06 ms | 1394 KiB | 7 Q