3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { var $x = 0; } $a = new A(); $b = new A(); $b->x = 1 var_dump($a == $b); var_dump($a === $b);

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)
5.6.80.0030.04020.48
5.5.240.0300.07020.34
5.4.400.0230.05719.23
5.4.390.0200.05019.15
5.4.380.0330.05719.20
5.4.370.0270.06719.32
5.4.360.0230.07318.95
5.4.350.0300.06019.00
5.4.340.0200.05319.19
5.4.320.0230.03719.22
5.4.310.0230.03318.99
5.4.300.0270.04718.87
5.4.290.0170.07319.06
5.4.280.0300.05018.87
5.4.270.0200.03719.19
5.4.260.0230.07318.95
5.4.250.0170.06319.13
5.4.240.0200.04719.13
5.4.230.0200.04718.94
5.4.220.0300.06319.05
5.4.210.0370.06019.16
5.4.200.0200.07018.86
5.4.190.0270.04719.06
5.4.180.0200.06719.15
5.4.170.0230.06719.05
5.4.160.0270.05319.11
5.4.150.0230.07019.13
5.4.140.0300.05316.41
5.4.130.0270.06316.56
5.4.120.0330.03716.50
5.4.110.0270.07316.46
5.4.100.0270.06716.50
5.4.90.0230.04316.56
5.4.80.0300.05316.28
5.4.70.0200.07316.25
5.4.60.0230.06716.56
5.4.50.0170.06016.25
5.4.40.0300.06716.25
5.4.30.0270.05716.64
5.4.20.0200.04716.42
5.4.10.0300.06716.16
5.4.00.0230.06716.11
5.3.290.0170.06314.63
5.3.280.0230.06314.56
5.3.270.0230.07014.61
5.3.260.0330.03714.59
5.3.250.0270.04314.57
5.3.240.0170.06314.52
5.3.230.0230.07014.71
5.3.220.0270.05014.49
5.3.210.0230.07714.65
5.3.200.0230.07314.58
5.3.190.0270.07014.65
5.3.180.0170.06014.55
5.3.170.0270.07014.54
5.3.160.0230.06014.63
5.3.150.0230.06314.47
5.3.140.0270.07314.67
5.3.130.0270.07014.45
5.3.120.0270.06714.70
5.3.110.0230.07714.59
5.3.100.0230.07014.05
5.3.90.0200.07714.01
5.3.80.0200.06013.99
5.3.70.0200.07314.17
5.3.60.0300.06314.09
5.3.50.0230.07013.85
5.3.40.0270.07013.87
5.3.30.0300.06314.02
5.3.20.0200.06713.62
5.3.10.0200.03313.81
5.3.00.0130.04013.64
5.2.170.0200.05312.08
5.2.160.0230.05312.08
5.2.150.0200.07012.08
5.2.140.0170.05012.08
5.2.130.0200.03312.08
5.2.120.0170.03312.08
5.2.110.0130.03012.08
5.2.100.0200.05712.08
5.2.90.0270.04312.08
5.2.80.0200.06012.08
5.2.70.0330.05012.08
5.2.60.0200.05012.08
5.2.50.0200.05012.08
5.2.40.0170.02712.08
5.2.30.0170.05712.08
5.2.20.0100.03712.08
5.2.10.0170.03012.08
5.2.00.0170.05712.08
5.1.60.0270.04012.08
5.1.50.0130.05312.08
5.1.40.0170.04012.08
5.1.30.0200.05012.08
5.1.20.0200.05012.08
5.1.10.0030.05312.08
5.1.00.0170.03312.08
5.0.50.0130.03012.08
5.0.40.0170.03012.08
5.0.30.0130.06012.08
5.0.20.0100.03312.08
5.0.10.0070.03312.08
5.0.00.0100.05012.08
4.4.90.0070.03712.08
4.4.80.0070.03012.08
4.4.70.0070.02012.08
4.4.60.0070.03012.08
4.4.50.0070.01712.08
4.4.40.0100.03712.08
4.4.30.0070.03712.08
4.4.20.0100.03712.08
4.4.10.0070.02312.08
4.4.00.0070.05712.08
4.3.110.0100.02712.08
4.3.100.0130.02312.08
4.3.90.0100.03312.08
4.3.80.0100.02312.08
4.3.70.0100.02012.08
4.3.60.0070.02012.08
4.3.50.0100.01712.08
4.3.40.0170.04312.08
4.3.30.0070.03312.08
4.3.20.0070.03712.08
4.3.10.0030.03712.08
4.3.00.0030.03012.08

preferences:
147.92 ms | 1394 KiB | 7 Q