3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A extends stdClass {} $a = new A; var_dump($a instanceof "stdClass");

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)
5.4.390.0230.06718.53
5.4.380.0370.07018.56
5.4.370.0130.08018.67
5.4.360.0200.07318.71
5.4.350.0470.06318.56
5.4.340.0830.07318.69
5.4.320.0170.08018.65
5.4.310.0370.06718.41
5.4.300.0200.07718.50
5.4.290.0300.06318.59
5.4.280.0730.07318.66
5.4.270.0300.06018.41
5.4.260.0770.07318.41
5.4.250.0230.07318.46
5.4.240.0370.06718.66
5.4.230.1100.05318.66
5.4.220.0200.07018.69
5.4.210.1000.06718.74
5.4.200.0130.07016.73
5.4.190.0270.07018.53
5.4.180.0270.06318.45
5.4.170.0400.06718.40
5.4.160.1030.06318.45
5.4.150.0230.08018.71
5.4.140.0930.07016.24
5.4.130.0200.06716.30
5.4.120.0070.07716.32
5.4.110.0130.06716.23
5.4.100.1730.07316.21
5.4.90.1200.06316.27
5.4.80.1170.06316.36
5.4.70.0570.05316.36
5.4.60.1200.07016.34
5.4.50.1270.06316.20
5.4.40.1170.06716.32
5.4.30.1170.06316.23
5.4.20.1130.06716.25
5.4.10.0930.06316.35
5.4.00.0100.07015.67
5.3.290.0070.08314.77
5.3.280.0170.07714.56
5.3.270.0100.07714.61
5.3.260.0100.08014.64
5.3.250.0800.07714.64
5.3.240.0230.06314.56
5.3.230.0200.06714.57
5.3.220.0170.07314.55
5.3.210.0000.08714.54
5.3.200.0300.06714.54
5.3.190.0270.06014.51
5.3.180.0170.05014.46
5.3.170.0200.05714.64
5.3.160.0830.04314.73
5.3.150.0130.05014.60
5.3.140.0470.05314.75
5.3.130.0870.06714.64
5.3.120.0170.04714.57
5.3.110.0270.04714.66
5.3.100.0200.05714.07
5.3.90.0630.06013.97
5.3.80.0070.06014.09
5.3.70.0200.04314.06
5.3.60.0170.06013.89
5.3.50.0030.06313.95
5.3.40.0900.07714.03
5.3.30.0130.05714.00
5.3.20.0730.05713.78
5.3.10.0230.05313.76
5.3.00.0170.04713.66
5.2.170.0900.04311.07
5.2.160.1330.04011.17
5.2.150.0330.05311.15
5.2.140.0100.05711.07
5.2.130.0170.05011.07
5.2.120.0130.05011.07
5.2.110.0070.04711.08
5.2.100.0070.04711.04
5.2.90.0170.03311.11
5.2.80.0200.03710.99
5.2.70.0230.03011.25
5.2.60.0130.04010.98
5.2.50.0170.04011.00
5.2.40.0070.04310.95
5.2.30.0130.04011.05
5.2.20.0100.04011.05
5.2.10.0130.03710.87
5.2.00.0100.04310.89
5.1.60.0030.04310.05
5.1.50.0070.0409.95
5.1.40.0100.03710.15
5.1.30.0130.05010.37
5.1.20.0200.04310.32
5.1.10.0130.03310.20
5.1.00.0070.04010.09
5.0.50.0100.0408.67
5.0.40.0130.0338.37
5.0.30.0070.0438.34
5.0.20.0130.0308.13
5.0.10.0100.0378.04
5.0.00.0130.0478.06
4.4.90.0100.0275.91
4.4.80.0100.0235.88
4.4.70.0030.0275.90
4.4.60.0030.0235.87
4.4.50.0070.0235.89
4.4.40.0000.0475.90
4.4.30.0070.0205.98
4.4.20.0070.0235.91
4.4.10.0030.0235.94
4.4.00.0170.0275.91
4.3.110.0070.0275.89
4.3.100.0070.0235.78
4.3.90.0030.0275.78
4.3.80.0100.0305.88
4.3.70.0100.0205.76
4.3.60.0030.0235.90
4.3.50.0070.0205.88
4.3.40.0030.0405.73
4.3.30.0070.0205.31
4.3.20.0030.0235.31
4.3.10.0030.0235.31
4.3.00.0000.03012.52

preferences:
140.66 ms | 1394 KiB | 7 Q