3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = -400; echo "negated $foo"; var_dump(!$foo); var_dump($foo > 1); var_dump(!$foo > 1); $bar = 400; var_dump($foo); var_dump(!$foo); var_dump($foo > 1); var_dump(!$foo > 1);

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)
8.3.60.0090.00618.31
8.3.50.0100.01016.30
8.3.40.0130.00318.71
8.3.30.0100.01018.60
8.3.20.0050.00318.78
8.3.10.0060.00323.56
8.3.00.0040.00419.25
8.2.180.0070.01418.29
8.2.170.0100.01322.96
8.2.160.0110.00419.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.27
8.2.120.0070.00026.35
8.2.110.0040.00420.47
8.2.100.0030.00717.84
8.2.90.0030.00620.59
8.2.80.0040.00417.97
8.2.70.0060.00317.93
8.2.60.0030.00517.97
8.2.50.0000.00818.10
8.2.40.0020.00520.44
8.2.30.0000.00719.15
8.2.20.0050.00218.04
8.2.10.0000.00718.06
8.2.00.0000.00718.14
8.1.280.0060.00925.92
8.1.270.0040.00421.94
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0080.00020.84
8.1.230.0040.00820.88
8.1.220.0040.00417.74
8.1.210.0040.00419.03
8.1.200.0000.00917.38
8.1.190.0030.00517.23
8.1.180.0030.00518.10
8.1.170.0000.00818.59
8.1.160.0000.00718.88
8.1.150.0000.00718.88
8.1.140.0040.00419.08
8.1.130.0030.00319.01
8.1.120.0040.00417.50
8.1.110.0030.00617.34
8.1.100.0050.00217.44
8.1.90.0040.00417.47
8.1.80.0040.00417.46
8.1.70.0030.00317.34
8.1.60.0040.00417.53
8.1.50.0050.00317.47
8.1.40.0040.00417.51
8.1.30.0040.00417.48
8.1.20.0000.00717.67
8.1.10.0080.00017.50
8.1.00.0000.00717.38
8.0.300.0040.00419.93
8.0.290.0050.00316.75
8.0.280.0040.00418.32
8.0.270.0030.00317.30
8.0.260.0000.00617.15
8.0.250.0030.00317.02
8.0.240.0050.00216.91
8.0.230.0000.00716.98
8.0.220.0030.00316.84
8.0.210.0030.00316.81
8.0.200.0030.00317.01
8.0.190.0000.00716.91
8.0.180.0040.00416.91
8.0.170.0040.00416.89
8.0.160.0040.00416.95
8.0.150.0120.00016.80
8.0.140.0050.00316.78
8.0.130.0030.00313.32
8.0.120.0060.00316.85
8.0.110.0000.00716.77
8.0.100.0040.00416.90
8.0.90.0000.00716.86
8.0.80.0060.01016.82
8.0.70.0000.00716.78
8.0.60.0000.00716.88
8.0.50.0000.00716.71
8.0.30.0090.01117.16
8.0.20.0080.01117.40
8.0.10.0050.00317.07
8.0.00.0090.01216.79
7.4.330.0000.00516.75
7.4.320.0000.00616.51
7.4.300.0000.00616.51
7.4.290.0030.00316.57
7.4.280.0040.00416.40
7.4.270.0030.00316.57
7.4.260.0000.00716.59
7.4.250.0070.00016.57
7.4.240.0030.00316.61
7.4.230.0030.00316.33
7.4.220.0070.00016.62
7.4.210.0130.00016.48
7.4.200.0000.00716.48
7.4.160.0110.00716.53
7.4.150.0030.01417.40
7.4.140.0100.01217.86
7.4.130.0130.00616.47
7.4.120.0070.01316.45
7.3.330.0050.00013.25
7.3.320.0000.00513.16
7.3.310.0030.00516.31
7.3.300.0000.00716.16
7.3.290.0060.01116.34
7.3.280.0090.00516.33
7.3.270.0110.00517.40
7.3.260.0100.00916.29
7.3.250.0100.01116.48
7.3.240.0100.00816.41
7.2.10.0210.01117.85

preferences:
73.56 ms | 401 KiB | 5 Q