3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "0"; $b = "0.0"; var_dump( $a == $b ); var_dump( empty( $a ) );

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)
5.4.310.0270.03019.23
5.4.300.0200.03319.16
5.4.290.0270.07019.09
5.4.280.0200.05319.16
5.4.270.0230.05718.99
5.4.260.0270.04019.15
5.4.250.0270.06718.84
5.4.240.0130.04318.84
5.4.230.0200.03718.94
5.4.220.0330.03319.15
5.4.210.0200.05019.08
5.4.200.0200.03718.98
5.4.190.0230.05718.94
5.4.180.0300.02719.30
5.4.170.0200.06719.24
5.4.160.0270.07019.07
5.4.150.0300.07019.19
5.4.140.0130.04316.44
5.4.130.0230.03016.37
5.4.120.0230.04716.35
5.4.110.0170.04716.47
5.4.100.0200.03716.55
5.4.90.0330.05716.55
5.4.80.0230.03016.44
5.4.70.0230.03016.53
5.4.60.0170.04716.23
5.4.50.0230.04316.53
5.4.40.0170.03716.55
5.4.30.0200.03716.51
5.4.20.0230.04316.55
5.4.10.0170.04016.53
5.4.00.0200.05015.79
5.3.290.0200.03714.61
5.3.280.0200.03714.55
5.3.270.0230.05714.69
5.3.260.0230.07314.55
5.3.250.0270.06314.59
5.3.240.0130.04314.46
5.3.230.0230.04314.45
5.3.220.0230.03714.68
5.3.210.0270.03714.48
5.3.200.0200.06014.41
5.3.190.0200.07314.61
5.3.180.0170.04014.39
5.3.170.0270.06714.41
5.3.160.0230.06714.41
5.3.150.0230.07014.40
5.3.140.0200.04314.50
5.3.130.0230.06314.60
5.3.120.0200.06014.41
5.3.110.0330.03014.41
5.3.100.0230.07014.02
5.3.90.0330.05713.89
5.3.80.0230.03713.85
5.3.70.0200.06013.89
5.3.60.0200.04713.94
5.3.50.0100.04713.79
5.3.40.0270.06713.93
5.3.30.0200.03313.71
5.3.20.0300.06313.46
5.3.10.0200.05013.61
5.3.00.0200.03313.61
5.2.170.0170.03011.93
5.2.160.0170.05711.93
5.2.150.0200.05311.93
5.2.140.0170.03011.93
5.2.130.0230.04011.93
5.2.120.0200.06011.93
5.2.110.0230.05011.93
5.2.100.0200.06011.93
5.2.90.0200.05011.93
5.2.80.0130.04711.93
5.2.70.0300.02311.93
5.2.60.0100.03711.93
5.2.50.0130.03011.93
5.2.40.0130.02711.93
5.2.30.0200.02311.93
5.2.20.0170.02311.93
5.2.10.0100.03011.93
5.2.00.0200.05311.93
5.1.60.0130.02311.93
5.1.50.0130.02311.93
5.1.40.0130.02311.93
5.1.30.0100.02711.93
5.1.20.0130.02311.93
5.1.10.0170.02011.93
5.1.00.0170.02011.93
5.0.50.0070.02011.93
5.0.40.0100.01711.93
5.0.30.0070.03311.93
5.0.20.0070.01711.93
5.0.10.0030.02011.93
5.0.00.0030.03311.93
4.4.90.0070.01711.93
4.4.80.0070.01311.93
4.4.70.0070.01711.93
4.4.60.0100.01711.93
4.4.50.0100.01311.93
4.4.40.0070.02311.93
4.4.30.0030.01711.93
4.4.20.0070.01711.93
4.4.10.0130.01311.93
4.4.00.0070.02311.93
4.3.110.0100.01011.93
4.3.100.0070.01311.93
4.3.90.0100.01011.93
4.3.80.0070.03011.93
4.3.70.0030.02011.93
4.3.60.0030.01711.93
4.3.50.0030.01711.93
4.3.40.0070.02311.93
4.3.30.0000.01711.93
4.3.20.0030.01311.93
4.3.10.0030.01311.93
4.3.00.0070.01011.93

preferences:
139 ms | 1394 KiB | 7 Q