3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(){return 'b';} function b() {echo 'b';} 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)
8.3.60.0150.00016.50
8.3.50.0110.01021.99
8.3.40.0070.01418.68
8.3.30.0110.00418.69
8.3.20.0040.00420.22
8.3.10.0000.00823.59
8.3.00.0040.00419.13
8.2.180.0030.01216.75
8.2.170.0100.01022.96
8.2.160.0110.00420.50
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0090.00017.25
8.2.120.0020.00526.35
8.2.110.0130.00922.21
8.2.100.0090.00317.80
8.2.90.0040.00419.22
8.2.80.0030.00617.97
8.2.70.0000.00917.38
8.2.60.0000.00917.91
8.2.50.0000.01018.07
8.2.40.0000.00919.20
8.2.30.0050.00320.72
8.2.20.0030.00617.42
8.2.10.0050.00217.85
8.2.00.0070.00017.95
8.1.280.0110.00725.92
8.1.270.0030.00623.84
8.1.260.0070.00028.09
8.1.250.0070.00028.09
8.1.240.0030.00622.54
8.1.230.0040.00817.53
8.1.220.0050.00217.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0050.00317.00
8.1.180.0000.00918.10
8.1.170.0000.00818.55
8.1.160.0000.00821.94
8.1.150.0050.00218.66
8.1.140.0050.00319.31
8.1.130.0070.00017.51
8.1.120.0040.00417.36
8.1.110.0070.00017.30
8.1.100.0040.00417.35
8.1.90.0000.00817.20
8.1.80.0030.00617.20
8.1.70.0020.00517.20
8.1.60.0050.00317.36
8.1.50.0050.00317.43
8.1.40.0050.00317.45
8.1.30.0080.00017.54
8.1.20.0040.00417.53
8.1.10.0070.00017.46
8.1.00.0000.00717.42
8.0.300.0050.00218.77
8.0.290.0000.00716.63
8.0.280.0030.00318.48
8.0.270.0000.00817.15
8.0.260.0000.00617.18
8.0.250.0030.00316.85
8.0.240.0000.00716.80
8.0.230.0030.00716.74
8.0.220.0050.00216.80
8.0.210.0040.00416.78
8.0.200.0030.00316.75
8.0.190.0040.00416.80
8.0.180.0000.00716.80
8.0.170.0000.00816.83
8.0.160.0040.00416.91
8.0.150.0000.00716.75
8.0.140.0000.00916.75
8.0.130.0040.00413.29
8.0.120.0000.00816.68
8.0.110.0080.00016.77
8.0.100.0040.00416.64
8.0.90.0000.00716.84
8.0.80.0100.00916.79
8.0.70.0020.00516.70
8.0.60.0000.00716.66
8.0.50.0050.00516.61
8.0.30.0180.00316.95
8.0.20.0100.00817.40
8.0.10.0040.00416.69
8.0.00.0100.00716.67
7.4.330.0020.00216.89
7.4.320.0030.00316.44
7.4.300.0040.00416.48
7.4.290.0030.00316.50
7.4.280.0000.00816.38
7.4.270.0070.00016.48
7.4.260.0030.00316.34
7.4.250.0050.00216.56
7.4.240.0050.00216.47
7.4.230.0060.00316.51
7.4.220.0130.00816.53
7.4.210.0080.00716.47
7.4.200.0070.00016.47
7.4.160.0180.00316.50
7.4.150.0110.00717.40
7.4.140.0170.00717.86
7.4.130.0100.01116.52
7.4.120.0090.01016.53
7.4.110.0060.01216.67
7.4.100.0140.01116.58
7.4.90.0170.00016.57
7.4.80.0150.00619.39
7.4.70.0150.00616.50
7.4.60.0090.00616.34
7.4.50.0060.01016.18
7.4.40.0130.00316.39
7.4.30.0130.00916.32
7.4.00.0060.01014.69
7.3.330.0000.00513.29
7.3.320.0000.00613.06
7.3.310.0030.00316.05
7.3.300.0050.00216.07
7.3.290.0000.00716.23
7.3.280.0110.00516.20
7.3.270.0130.00417.40
7.3.260.0070.01116.41
7.3.250.0090.00916.25
7.3.240.0110.00816.18
7.3.230.0060.01216.39
7.3.210.0140.00316.29
7.3.200.0120.00416.43
7.3.190.0100.01016.48
7.3.180.0070.01316.46
7.3.170.0030.01816.59
7.3.160.0100.00616.31
7.3.120.0000.01414.98
7.3.110.0060.01214.44
7.3.100.0060.00614.46
7.3.90.0070.01014.94
7.3.80.0070.00714.68
7.3.70.0080.00614.91
7.3.60.0030.01014.82
7.3.50.0100.00314.58
7.3.40.0030.01014.82
7.3.30.0140.00014.55
7.3.20.0090.00616.37
7.3.10.0080.00416.54
7.3.00.0060.00816.63
7.2.330.0130.00416.63
7.2.320.0110.01116.71
7.2.310.0150.00216.28
7.2.300.0100.01316.45
7.2.290.0100.00716.51
7.2.250.0070.00715.03
7.2.240.0070.01014.82
7.2.230.0120.00314.78
7.2.220.0030.00914.45
7.2.210.0030.01314.80
7.2.200.0120.00314.87
7.2.190.0070.01014.91
7.2.180.0080.00815.00
7.2.170.0100.00714.62
7.2.130.0030.00916.81
7.2.120.0070.01016.50
7.2.110.0140.00016.52
7.2.100.0060.01016.72
7.2.90.0040.00416.76
7.2.80.0100.00316.85
7.2.70.0000.01316.62
7.2.60.0020.01116.70
7.2.50.0090.00616.62
7.2.40.0030.01016.83
7.2.30.0030.00616.59
7.2.20.0030.00916.91
7.2.10.0030.00916.86
7.2.00.0030.00818.07
7.1.330.0040.01215.75
7.1.320.0040.01115.62
7.1.310.0040.01115.80
7.1.300.0070.00715.80
7.1.290.0090.00615.48
7.1.280.0100.00015.35
7.1.270.0090.00615.36
7.1.260.0000.01415.54
7.1.250.0000.01115.74
7.1.200.0060.00615.67
7.1.100.0030.01018.05
7.1.70.0040.00416.72
7.1.60.0150.00919.12
7.1.50.0110.00816.95
7.1.00.0130.06722.31
7.0.200.0050.00516.66
7.0.60.0230.08019.94
7.0.50.0030.05317.84
7.0.40.0170.05020.26
7.0.30.0430.07320.07
7.0.20.0270.06320.24
7.0.10.0030.09020.11
7.0.00.0000.06320.15
5.6.280.0000.04721.13
5.6.210.0070.06320.75
5.6.200.0100.03718.16
5.6.190.0100.07020.68
5.6.180.0500.07320.61
5.6.170.0330.06020.52
5.6.160.0070.09020.47
5.6.150.0070.05318.14
5.6.140.0030.08318.20
5.6.130.0030.04018.15
5.6.120.0070.09021.02
5.6.110.0170.07021.02
5.6.100.0100.05720.98
5.6.90.0100.08320.97
5.6.80.0030.08320.54
5.5.350.4170.03720.29
5.5.340.0030.04317.95
5.5.330.0030.04020.13
5.5.320.0100.04320.20
5.5.310.0230.07020.41
5.5.300.0030.07717.98
5.5.290.0200.05717.99
5.5.280.0130.08020.81
5.5.270.0170.08020.93
5.5.260.0130.03720.68
5.5.250.0100.08320.58
5.5.240.0230.05320.37

preferences:
47.36 ms | 401 KiB | 5 Q