3v4l.org

run code in 300+ PHP versions simultaneously
<?php $shop_hoge = 'hoge'; $shop_moge = 'moge'; $shop_piyo = 'piyo'; $shops = array( 'hoge' => '1', 'moge' => '2', 'piyo' => '3'); foreach ($shops as $key => $val) { $k = 'shop_'.$key echo('key='.$k); }

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)
5.4.390.0230.05718.77
5.4.380.0200.05718.84
5.4.370.0300.05318.72
5.4.360.0200.06018.76
5.4.350.0300.05018.81
5.4.340.0100.06318.45
5.4.320.0270.04718.72
5.4.310.0200.05018.73
5.4.300.0300.04318.80
5.4.290.0330.04318.61
5.4.280.0170.06018.72
5.4.270.0230.05018.72
5.4.260.0100.06018.52
5.4.250.0230.05718.80
5.4.240.0330.04718.56
5.4.230.0300.04318.46
5.4.220.0270.05018.59
5.4.210.0230.04718.75
5.4.200.0270.04716.67
5.4.190.0170.05718.77
5.4.180.0230.04718.74
5.4.170.0270.04718.71
5.4.160.0270.04318.48
5.4.150.0170.05718.54
5.4.140.0230.05316.27
5.4.130.0130.05316.29
5.4.120.0270.04716.25
5.4.110.0100.05716.17
5.4.100.0070.06716.27
5.4.90.0170.07716.18
5.4.80.0270.04716.29
5.4.70.0170.05716.22
5.4.60.0170.05316.25
5.4.50.0400.03316.27
5.4.40.0300.05016.15
5.4.30.0170.05016.13
5.4.20.0230.05316.21
5.4.10.0230.04716.21
5.4.00.0300.04015.77
5.3.290.0270.06314.68
5.3.280.0270.04714.57
5.3.270.0230.05014.61
5.3.260.0170.06014.52
5.3.250.0330.03714.54
5.3.240.0230.04714.61
5.3.230.0170.05714.53
5.3.220.0300.04014.62
5.3.210.0230.05714.50
5.3.200.0130.05714.55
5.3.190.0230.05714.57
5.3.180.0170.05714.46
5.3.170.0200.04714.55
5.3.160.0300.04014.64
5.3.150.0300.05314.54
5.3.140.0170.05314.57
5.3.130.0200.05714.55
5.3.120.0200.05314.53
5.3.110.0070.06314.57
5.3.100.0200.05014.07
5.3.90.0230.05013.93
5.3.80.0070.06013.92
5.3.70.0230.04714.12
5.3.60.0100.06313.98
5.3.50.0170.05014.04
5.3.40.0300.04313.89
5.3.30.0200.04713.93
5.3.20.0200.05013.62
5.3.10.0300.04013.64
5.3.00.0270.04313.55
5.2.170.0200.03711.06
5.2.160.0170.04311.15
5.2.150.0100.04311.18
5.2.140.0070.04711.11
5.2.130.0200.03711.08
5.2.120.0170.03711.25
5.2.110.0100.04311.16
5.2.100.0070.04711.02
5.2.90.0070.04711.07
5.2.80.0200.03711.13
5.2.70.0100.04711.25
5.2.60.0130.04311.20
5.2.50.0170.03711.00
5.2.40.0070.04711.03
5.2.30.0130.04011.02
5.2.20.0100.04010.96
5.2.10.0100.06310.84
5.2.00.0030.04710.71
5.1.60.0130.03010.06
5.1.50.0100.03710.11
5.1.40.0130.03310.09
5.1.30.0130.03310.29
5.1.20.0070.04010.41
5.1.10.0100.03710.10
5.1.00.0100.03710.12
5.0.50.0100.0308.57
5.0.40.0070.0278.41
5.0.30.0070.0438.24
5.0.20.0070.0278.18
5.0.10.0070.0278.28
5.0.00.0070.0438.17
4.4.90.0070.0205.93
4.4.80.0030.0235.94
4.4.70.0070.0205.90
4.4.60.0030.0235.82
4.4.50.0030.0235.92
4.4.40.0070.0335.87
4.4.30.0070.0235.95
4.4.20.0070.0205.92
4.4.10.0000.0275.94
4.4.00.0070.0335.88
4.3.110.0070.0275.80
4.3.100.0000.0275.75
4.3.90.0070.0205.84
4.3.80.0130.0305.79
4.3.70.0070.0205.80
4.3.60.0100.0175.83
4.3.50.0030.0235.80
4.3.40.0070.0335.78
4.3.30.0030.0234.58
4.3.20.0030.0304.52
4.3.10.0100.0174.51
4.3.00.0030.03014.47

preferences:
143.22 ms | 1394 KiB | 7 Q