3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isEqual($value, &$a = null, &$b = null) { $a = $value; $b = 1; return $a == $b; } $force = true; for($i=0; $i<3; $i++) { if (isEqual($i, $a, $b) || $force) { echo $i . PHP_EOL; } }

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)
8.3.60.0110.01116.23
8.3.50.0070.01321.93
8.3.40.0120.00318.71
8.3.30.0040.01118.45
8.3.20.0080.00020.18
8.3.10.0050.00323.66
8.3.00.0080.00019.66
8.2.180.0100.01018.46
8.2.170.0110.00322.96
8.2.160.0110.00420.53
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0070.00019.77
8.2.110.0060.00322.18
8.2.100.0080.00317.80
8.2.90.0030.00519.27
8.2.80.0030.00517.97
8.2.70.0030.00617.63
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0030.00720.55
8.2.30.0050.00220.49
8.2.20.0040.00417.79
8.2.10.0040.00418.17
8.2.00.0040.00417.98
8.1.280.0070.01025.92
8.1.270.0050.00320.38
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0070.01024.02
8.1.230.0080.00317.70
8.1.220.0000.00817.74
8.1.210.0070.00318.77
8.1.200.0030.00617.24
8.1.190.0000.00817.23
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0000.00720.73
8.1.150.0050.00218.95
8.1.140.0000.00819.48
8.1.130.0000.00817.75
8.1.120.0000.00717.46
8.1.110.0000.00817.44
8.1.100.0050.00317.45
8.1.90.0040.00417.38
8.1.80.0030.00617.38
8.1.70.0000.00817.37
8.1.60.0060.00317.61
8.1.50.0060.00317.54
8.1.40.0000.00917.49
8.1.30.0030.00517.48
8.1.20.0040.00417.63
8.1.10.0000.00817.52
8.1.00.0070.00017.42
8.0.300.0070.00018.77
8.0.290.0000.00816.75
8.0.280.0070.00018.49
8.0.270.0000.00617.33
8.0.260.0000.00817.25
8.0.250.0030.00316.86
8.0.240.0040.00416.83
8.0.230.0080.00016.84
8.0.220.0030.00316.91
8.0.210.0050.00316.77
8.0.200.0040.00416.88
8.0.190.0070.00316.93
8.0.180.0040.00416.79
8.0.170.0030.00516.83
8.0.160.0070.00016.83
8.0.150.0040.00416.75
8.0.140.0000.00816.82
8.0.130.0030.00313.35
8.0.120.0000.00716.75
8.0.110.0040.00416.91
8.0.100.0030.00316.84
8.0.90.0000.00716.74
8.0.80.0130.00316.86
8.0.70.0000.00916.91
8.0.60.0040.00416.79
8.0.50.0050.00216.71
8.0.30.0070.01016.99
8.0.20.0100.00917.40
8.0.10.0000.00717.02
8.0.00.0100.00816.71
7.4.330.0020.00216.79
7.4.320.0000.00716.59
7.4.300.0030.00316.57
7.4.290.0000.00916.43
7.4.280.0050.00316.63
7.4.270.0040.00416.43
7.4.260.0000.00716.43
7.4.250.0000.00816.46
7.4.240.0040.00316.61
7.4.230.0040.00416.67
7.4.220.0110.00716.52
7.4.210.0090.00616.63
7.4.200.0070.00016.71
7.4.160.0110.00616.47
7.4.150.0110.00717.40
7.4.140.0110.01217.86
7.4.130.0150.00416.57
7.4.120.0090.00916.57
7.4.110.0150.00616.46
7.4.100.0060.01216.49
7.4.90.0170.00716.65
7.4.80.0090.00919.39
7.4.70.0120.00316.59
7.4.60.0040.01216.56
7.4.50.0090.00316.25
7.4.40.0130.00916.48
7.4.30.0130.00916.65
7.4.00.0070.00714.94
7.3.330.0030.00313.20
7.3.320.0000.00513.15
7.3.310.0000.00716.40
7.3.300.0050.00216.24
7.3.290.0080.00616.35
7.3.280.0130.00716.37
7.3.270.0150.00317.40
7.3.260.0100.00716.73
7.3.240.0080.00916.35
7.3.230.0070.01716.41
7.3.210.0090.00616.52
7.3.200.0090.01316.40
7.3.190.0120.00616.48
7.3.180.0160.00316.45
7.3.170.0060.01616.41
7.3.160.0030.01316.32
7.2.330.0070.01116.58
7.2.320.0410.03016.72
7.2.310.0130.00416.73
7.2.300.0050.01116.69
7.2.290.0100.00816.78
7.2.80.0060.00616.72
7.2.60.0070.00717.01
7.1.200.0080.00815.95
7.1.70.0000.00717.02
7.1.60.0180.00719.44
7.1.50.0090.01516.96
7.1.00.0030.07722.51
7.0.200.0030.00916.50
7.0.60.0270.06319.93
7.0.50.0030.04017.88
7.0.40.0000.05020.14
7.0.30.0200.06020.24
7.0.20.0170.05020.12
7.0.10.0030.08720.10
7.0.00.0030.04720.07
5.6.280.0030.03021.03
5.6.210.0100.08020.53
5.6.200.0030.04018.29
5.6.190.0030.08020.33
5.6.180.0300.08320.77
5.6.170.0170.04020.40
5.6.160.0100.05320.50
5.6.150.0170.07018.19
5.6.140.0070.08318.18
5.6.130.0000.04318.21
5.6.120.0030.04321.02
5.6.110.0170.07320.98
5.6.100.0070.08320.98
5.6.90.0130.07321.11
5.6.80.0170.07320.49
5.5.350.0370.06320.43
5.5.340.0100.08018.08
5.5.330.0100.07320.23
5.5.320.0200.05320.52
5.5.310.0370.06720.38
5.5.300.0100.04718.10
5.5.290.0100.06017.97
5.5.280.0030.04020.66
5.5.270.0070.06320.76
5.5.260.0030.04020.87
5.5.250.0070.08020.71
5.5.240.0100.06720.24

preferences:
74.22 ms | 401 KiB | 5 Q