3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo( callable $cb = null ){ echo 'hi!'; } function bar(){} foo( 42 );

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)
8.3.40.0040.01118.72
8.3.30.0070.00718.86
8.3.20.0040.00420.09
8.3.10.0120.00623.53
8.3.00.0000.00820.52
8.2.170.0070.00722.96
8.2.160.0100.00422.09
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0030.00526.16
8.2.120.0080.00020.43
8.2.110.0060.00322.12
8.2.100.0080.00417.91
8.2.90.0040.00419.14
8.2.80.0080.00017.97
8.2.70.0090.00017.50
8.2.60.0050.00317.80
8.2.50.0040.00418.07
8.2.40.0070.00018.09
8.2.30.0050.00517.97
8.2.20.0000.00717.55
8.2.10.0000.00817.57
8.2.00.0080.00017.67
8.1.270.0110.00423.95
8.1.260.0030.00626.35
8.1.250.0000.00728.09
8.1.240.0040.00423.91
8.1.230.0070.00319.08
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0060.00317.22
8.1.190.0070.00017.28
8.1.180.0050.00318.10
8.1.170.0030.00518.35
8.1.160.0040.00421.98
8.1.150.0070.00018.51
8.1.140.0030.00617.32
8.1.130.0000.00717.66
8.1.120.0040.00417.24
8.1.110.0040.00417.33
8.1.100.0040.00417.29
8.1.90.0070.00017.29
8.1.80.0030.00317.38
8.1.70.0030.00317.28
8.1.60.0060.00317.47
8.1.50.0030.00517.52
8.1.40.0080.00017.37
8.1.30.0000.00817.38
8.1.20.0050.00317.54
8.1.10.0060.00617.43
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0040.00416.91
8.0.280.0050.00318.29
8.0.270.0000.00717.12
8.0.260.0040.00416.68
8.0.250.0000.00716.95
8.0.240.0030.00516.88
8.0.230.0000.00716.93
8.0.220.0000.00716.88
8.0.210.0030.00316.81
8.0.200.0030.00316.94
8.0.190.0070.00016.98
8.0.180.0000.00816.79
8.0.170.0050.00316.89
8.0.160.0070.00016.76
8.0.150.0040.00416.80
8.0.140.0040.00416.82
8.0.130.0030.00313.30
8.0.120.0070.00016.80
8.0.110.0060.00316.92
8.0.100.0040.00416.84
8.0.90.0000.00816.88
8.0.80.0080.00816.87
8.0.70.0030.00616.84
8.0.60.0050.00316.68
8.0.50.0040.00416.95
8.0.30.0110.00716.93
8.0.20.0100.00817.40
8.0.10.0000.00916.98
8.0.00.0080.00916.63
7.4.330.0000.00515.00
7.4.320.0070.00016.47
7.4.300.0000.00616.41
7.4.290.0060.00016.38
7.4.280.0030.00616.43
7.4.270.0020.00516.45
7.4.260.0070.00016.37
7.4.250.0070.00016.50
7.4.240.0050.00216.48
7.4.230.0070.00016.31
7.4.220.0110.00716.55
7.4.210.0090.00716.44
7.4.200.0000.00716.27
7.4.190.0000.00716.50
7.4.160.0050.01016.46
7.4.150.0200.00417.40
7.4.140.0130.00717.86
7.4.130.0090.00816.48
7.4.120.0120.00416.52
7.4.110.0130.01016.52
7.4.100.0090.00916.55
7.4.90.0140.00516.50
7.4.80.0110.00516.46
7.4.70.0120.00916.30
7.4.60.0070.01016.43
7.4.50.0030.00616.66
7.4.40.0100.00622.77
7.4.30.0030.01316.28
7.4.00.0100.00814.90
7.3.330.0030.00213.32
7.3.320.0000.00613.26
7.3.310.0050.00516.16
7.3.300.0070.00016.30
7.3.290.0030.01016.26
7.3.280.0060.01216.30
7.3.270.0070.01017.40
7.3.260.0000.01716.54
7.3.250.0060.01316.43
7.3.240.0120.00416.30
7.3.230.0070.01316.42
7.3.210.0030.01316.21
7.3.200.0130.01019.39
7.3.190.0100.01116.36
7.3.180.0060.01016.31
7.3.170.0080.00816.31
7.3.160.0060.00916.30
7.3.120.0080.00914.70
7.3.110.0080.00714.89
7.3.100.0040.01114.71
7.3.90.0030.01214.86
7.3.80.0110.00314.79
7.3.70.0080.00714.62
7.3.60.0080.00514.85
7.3.50.0080.00614.65
7.3.40.0070.00814.70
7.3.30.0030.00914.71
7.3.20.0040.01016.67
7.3.10.0060.00616.47
7.3.00.0110.00316.55
7.2.330.0190.00016.46
7.2.320.0080.00816.54
7.2.310.0090.01316.59
7.2.300.0130.00916.52
7.2.290.0100.00616.64
7.2.250.0070.01114.86
7.2.240.0120.00814.72
7.2.230.0080.00814.81
7.2.220.0040.01014.91
7.2.210.0070.01014.73
7.2.200.0060.00914.95
7.2.190.0060.00614.86
7.2.180.0080.00814.79
7.2.170.0060.00814.93
7.2.60.0120.00316.84
7.2.00.0030.01219.37
7.1.330.0040.01115.63
7.1.320.0020.01115.73
7.1.310.0110.00215.62
7.1.300.0100.00415.65
7.1.290.0080.00515.52
7.1.280.0050.01015.47
7.1.270.0030.01015.55
7.1.260.0050.00715.50
7.1.200.0030.01015.70
7.1.100.0070.00717.91
7.1.70.0040.00416.97
7.1.60.0130.01019.27
7.1.50.0090.01216.82
7.1.00.0000.08022.30
7.0.200.0080.00316.56
7.0.140.0000.07722.06
7.0.60.0030.06019.93
7.0.50.0070.06017.86
7.0.40.0170.07720.04
7.0.30.0300.06720.23
7.0.20.0370.06720.15
7.0.10.0070.08720.16
7.0.00.0130.08320.30
5.6.280.0000.07321.11
5.6.210.0200.05720.57
5.6.200.0030.04018.18
5.6.190.0030.04320.61
5.6.180.0100.08020.48
5.6.170.0270.07320.56
5.6.160.0100.08320.54
5.6.150.0070.08018.18
5.6.140.0070.05318.14
5.6.130.0070.03718.16
5.6.120.0130.08021.02
5.6.110.0130.07721.15
5.6.100.0070.08321.13
5.6.90.0000.04721.13
5.6.80.0070.03320.34
5.5.350.0070.03720.39
5.5.340.0070.05717.95
5.5.330.0030.04720.40
5.5.320.0230.06320.42
5.5.310.0230.08020.34
5.5.300.0130.07018.04
5.5.290.0000.09017.99
5.5.280.0030.08720.88
5.5.270.0100.08320.85
5.5.260.0070.08720.68
5.5.250.0100.08320.78
5.5.240.0130.06320.04
5.4.450.2100.04319.42
5.4.440.2830.04319.51
5.4.430.2100.04319.47
5.4.420.2100.04719.63
5.4.410.2030.04719.34
5.4.400.1900.04019.27
5.4.390.2100.03318.86
5.4.380.2430.05019.20
5.4.370.2170.03319.26
5.4.360.2500.04319.16
5.4.350.2230.03319.11
5.4.340.2170.03318.87
5.4.320.2130.03719.32
5.4.310.2170.03018.84
5.4.300.2100.03719.08
5.4.290.0600.04018.84
5.4.280.0100.03319.14
5.4.270.0000.04718.98
5.4.260.2100.03719.31
5.4.250.2400.04319.16
5.4.240.2000.03718.94
5.4.230.2300.04719.13
5.4.220.0070.05019.23
5.4.210.0070.07018.86
5.4.200.0030.07319.18
5.4.190.1030.04318.93
5.4.180.2230.04719.15
5.4.170.2430.04019.08
5.4.160.2270.04319.07
5.4.150.2270.03318.96
5.4.140.2300.03716.70
5.4.130.2230.03316.54
5.4.120.2300.03016.32
5.4.110.2370.03316.29
5.4.100.2230.03016.42
5.4.90.2070.03016.61
5.4.80.2000.03716.44
5.4.70.2130.03316.23
5.4.60.2000.03716.33
5.4.50.2330.03316.48
5.4.40.2300.03716.34
5.4.30.2200.03016.48
5.4.20.2370.04316.16
5.4.10.2300.04016.48
5.4.00.2270.03716.09
5.3.290.2470.04714.81
5.3.280.2300.03714.74
5.3.270.2300.05314.59
5.3.260.2130.04014.69
5.3.250.2200.03714.72
5.3.240.0670.04314.68
5.3.230.0070.05714.57
5.3.220.0330.06714.65
5.3.210.2070.03714.54
5.3.200.2370.04314.59
5.3.190.2230.03714.49
5.3.180.2330.04714.48
5.3.170.2030.03714.54
5.3.160.2270.03714.47
5.3.150.2300.03314.62
5.3.140.2300.03714.57
5.3.130.2230.04014.63
5.3.120.2100.03714.55
5.3.110.2400.04714.52
5.3.100.2000.03314.05
5.3.90.2100.04014.08
5.3.80.2070.04014.13
5.3.70.2100.03713.95
5.3.60.2100.03714.02
5.3.50.2100.03713.86
5.3.40.2430.04313.86
5.3.30.2230.04713.91
5.3.20.2530.04013.62
5.3.10.2530.03713.58
5.3.00.2130.03313.71
5.2.170.1830.02711.02
5.2.160.1970.03711.06
5.2.150.1870.02711.07
5.2.140.2030.03011.14
5.2.130.1670.03311.00
5.2.120.1870.02711.15
5.2.110.2130.02711.00
5.2.100.2000.02011.15
5.2.90.1930.02311.25
5.2.80.1930.03311.02
5.2.70.1800.02711.07
5.2.60.1670.03011.05
5.2.50.1670.03011.07
5.2.40.1370.02710.91
5.2.30.1600.03010.97
5.2.20.1630.02710.97
5.2.10.1670.03710.79
5.2.00.1500.03310.77
5.1.60.1400.0209.98
5.1.50.1570.0239.88
5.1.40.1570.0279.98
5.1.30.1430.02010.27
5.1.20.1470.03710.37
5.1.10.1630.02310.07
5.1.00.1570.03010.06
5.0.50.0800.0238.67
5.0.40.0800.0308.30
5.0.30.0800.0378.12
5.0.20.0730.0138.29
5.0.10.0900.0278.05
5.0.00.0830.0378.05
4.4.90.0870.0207.50
4.4.80.0830.0237.50
4.4.70.0730.0177.50
4.4.60.0900.0177.50
4.4.50.0800.0177.50
4.4.40.0900.0307.50
4.4.30.0870.0237.50
4.4.20.0730.0177.50
4.4.10.0830.0207.50
4.4.00.0670.0277.50
4.3.110.0670.0137.50
4.3.100.0570.0137.50
4.3.90.0000.0207.50
4.3.80.0030.0237.50
4.3.70.0070.0307.50
4.3.60.0000.0237.50
4.3.50.0030.0237.50
4.3.40.0000.0337.50
4.3.30.0000.0237.50
4.3.20.0030.0137.50
4.3.10.0000.0337.50
4.3.00.0300.0137.50

preferences:
54.44 ms | 400 KiB | 5 Q