3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = $b = true; function onlyA($a) { $a = $a; return ! $a; } function onlyB($b) { $b = $b; return ! $b; } var_dump(onlyA());

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)
8.3.60.0120.00616.63
8.3.50.0210.00016.64
8.3.40.0150.00018.73
8.3.30.0040.01118.71
8.3.20.0080.00020.16
8.3.10.0050.00323.48
8.3.00.0000.00823.52
8.2.180.0140.00416.75
8.2.170.0120.00622.96
8.2.160.0170.00020.55
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00019.54
8.2.120.0030.00526.35
8.2.110.0130.00919.30
8.2.100.0080.00417.93
8.2.90.0000.00819.23
8.2.80.0000.00818.04
8.2.70.0060.00317.63
8.2.60.0000.00817.65
8.2.50.0030.00518.07
8.2.40.0080.00022.38
8.2.30.0070.00019.34
8.2.20.0040.00417.59
8.2.10.0070.00018.05
8.2.00.0000.00717.92
8.1.280.0170.00325.92
8.1.270.0090.00923.86
8.1.260.0110.00428.09
8.1.250.0070.00028.09
8.1.240.0030.00621.24
8.1.230.0050.00519.15
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0070.00317.22
8.1.190.0000.00817.35
8.1.180.0040.00418.10
8.1.170.0070.00318.51
8.1.160.0050.00220.56
8.1.150.0000.00818.88
8.1.140.0040.00419.50
8.1.130.0030.00317.54
8.1.120.0040.00417.28
8.1.110.0020.00517.27
8.1.100.0000.00717.39
8.1.90.0060.00317.40
8.1.80.0000.00817.41
8.1.70.0000.00817.41
8.1.60.0040.00417.56
8.1.50.0040.00417.57
8.1.40.0000.00817.50
8.1.30.0080.00017.68
8.1.20.0040.00417.66
8.1.10.0040.00417.52
8.1.00.0040.00417.51
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00718.29
8.0.270.0030.00317.19
8.0.260.0000.00817.17
8.0.250.0030.00316.95
8.0.240.0000.00816.97
8.0.230.0000.00716.80
8.0.220.0070.00016.88
8.0.210.0030.00316.89
8.0.200.0030.00316.93
8.0.190.0000.00816.95
8.0.180.0030.00616.79
8.0.170.0000.00816.90
8.0.160.0030.00416.76
8.0.150.0040.00416.79
8.0.140.0040.00416.74
8.0.130.0000.00513.34
8.0.120.0000.00816.87
8.0.110.0050.00316.95
8.0.100.0040.00416.88
8.0.90.0000.00716.95
8.0.80.0070.01116.88
8.0.70.0030.00316.68
8.0.60.0000.00716.87
8.0.50.0000.00716.72
8.0.30.0140.00416.85
8.0.20.0120.00617.40
8.0.10.0000.00816.91
8.0.00.0060.01416.91
7.4.330.0000.00516.70
7.4.320.0030.00316.54
7.4.300.0040.00416.59
7.4.290.0000.00716.50
7.4.280.0050.00316.50
7.4.270.0000.00716.63
7.4.260.0090.00016.53
7.4.250.0000.00716.50
7.4.240.0070.00016.51
7.4.230.0000.00716.68
7.4.220.0130.00316.45
7.4.210.0100.00616.59
7.4.200.0070.00016.41
7.4.160.0120.00416.50
7.4.150.0070.01117.40
7.4.140.0120.00917.86
7.4.130.0100.01316.48
7.4.120.0130.00516.54
7.4.110.0130.00316.46
7.4.100.0100.00616.59
7.4.90.0130.00316.57
7.4.80.0060.01019.39
7.4.70.0070.01316.48
7.4.60.0080.00816.47
7.4.50.0070.00716.54
7.4.40.0100.00716.38
7.4.30.0060.01516.48
7.4.00.0100.00515.04
7.3.330.0000.00513.37
7.3.320.0000.00513.23
7.3.310.0000.00716.40
7.3.300.0000.00916.31
7.3.290.0090.00816.30
7.3.280.0110.00916.32
7.3.270.0150.00317.40
7.3.260.0130.00316.30
7.3.250.0100.00816.34
7.3.240.0130.00816.37
7.3.230.0100.00716.39
7.3.210.0070.01116.27
7.3.200.0140.00419.39
7.3.190.0120.00416.52
7.3.180.0100.01016.43
7.3.170.0030.01316.58
7.3.160.0030.01316.47
7.3.120.0040.01214.92
7.3.110.0090.00615.07
7.3.100.0060.00914.89
7.3.90.0000.01514.92
7.3.80.0040.01114.90
7.3.70.0040.00814.78
7.3.60.0040.00714.84
7.3.50.0070.00714.73
7.3.40.0030.00614.71
7.3.30.0000.00814.41
7.3.20.0060.00616.64
7.3.10.0030.01216.57
7.3.00.0050.00716.58
7.2.330.0150.00416.67
7.2.320.0030.01616.38
7.2.310.0040.01716.55
7.2.300.0100.00716.42
7.2.290.0070.01416.40
7.2.250.0060.01314.54
7.2.240.0070.00714.88
7.2.230.0000.01515.18
7.2.220.0030.01015.19
7.2.210.0070.00714.95
7.2.200.0100.00314.98
7.2.190.0030.01314.75
7.2.180.0030.01014.70
7.2.170.0060.00914.75
7.2.130.0030.00716.82
7.2.120.0000.01016.43
7.2.110.0110.00016.41
7.2.100.0070.00416.75
7.2.90.0000.01317.02
7.2.80.0070.00316.92
7.2.70.0000.01416.69
7.2.60.0070.00516.73
7.2.50.0060.00316.86
7.2.40.0030.01016.97
7.2.30.0090.00016.64
7.2.20.0030.01016.99
7.2.10.0070.00716.87
7.2.00.0020.01217.73
7.1.330.0070.00715.61
7.1.320.0030.01015.57
7.1.310.0040.01115.75
7.1.300.0030.01015.34
7.1.290.0030.01015.54
7.1.280.0060.00315.68
7.1.270.0070.00715.43
7.1.260.0120.00315.57
7.1.250.0060.00615.43
7.1.200.0100.00315.53
7.1.100.0080.00317.84
7.1.70.0030.00617.19
7.1.60.0070.01719.30
7.1.50.0060.00616.70
7.1.00.0030.07722.44
7.0.200.0050.00316.63
7.0.60.0070.08321.84
7.0.50.0170.07317.88
7.0.40.0030.05020.25
7.0.30.0370.05020.19
7.0.20.0330.06720.23
7.0.10.0100.08320.24
7.0.00.0000.04720.20
5.6.280.0070.05721.13
5.6.210.0000.08720.52
5.6.200.0030.04018.27
5.6.190.0100.07020.61
5.6.180.0470.06320.47
5.6.170.0330.07320.62
5.6.160.0130.07720.47
5.6.150.0100.07718.25
5.6.140.0030.08718.14
5.6.130.0030.08318.18
5.6.120.0030.05720.97
5.6.110.0170.05320.98
5.6.100.0070.05320.89
5.6.90.0000.05020.89
5.6.80.0070.07320.39
5.5.350.0200.08320.41
5.5.340.0100.05018.07
5.5.330.0070.08320.22
5.5.320.0570.07720.42
5.5.310.0170.04320.34
5.5.300.0070.08018.03
5.5.290.0070.08717.98
5.5.280.0070.06720.65
5.5.270.0130.08020.76
5.5.260.0100.06720.86
5.5.250.0170.06720.68
5.5.240.0100.06720.13

preferences:
61.87 ms | 400 KiB | 5 Q