3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ar = ['a' => 'b']; $keys = ['a' => 'a']; function cb($v, $k){ return $v; } $start = microtime(true); print_r( array_map('cb', $ar, $keys) ); var_dump((microtime(true) - $start)*1000); $start = microtime(true); $foo = []; foreach($ar as $k => $v) $foo[$k] = call_user_func_array('cb', [$v, $k]); var_dump((microtime(true) - $start)*1000);

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)
7.4.00.0070.01314.97
7.3.120.0000.01614.90
7.3.110.0030.01414.98
7.3.100.0040.01214.92
7.3.90.0070.00314.66
7.3.80.0040.01114.96
7.3.70.0150.00314.90
7.3.60.0030.00714.58
7.3.50.0060.00914.95
7.3.40.0040.00814.72
7.3.30.0030.01014.89
7.3.20.0150.00016.60
7.3.10.0080.00816.51
7.3.00.0100.00716.70
7.2.250.0090.01215.22
7.2.240.0160.00315.08
7.2.230.0030.01015.09
7.2.220.0040.01414.98
7.2.210.0040.00815.29
7.2.200.0060.00814.86
7.2.190.0080.00415.05
7.2.180.0030.01315.13
7.2.170.0030.01014.96
7.1.330.0070.00715.87
7.1.320.0040.01115.65
7.1.310.0070.00315.53
7.1.300.0030.00915.81
7.1.290.0070.01015.64
7.1.280.0060.00615.68
7.1.270.0030.00915.97
7.1.260.0030.01015.89
7.1.70.0030.00517.19
7.1.60.0070.01819.40
7.1.50.0080.00416.92
7.1.00.0070.07322.31
7.0.200.0030.00516.88
7.0.140.0070.07022.07
7.0.60.0030.04019.95
7.0.50.0030.04317.90
7.0.40.0170.08020.20
7.0.30.0230.04320.23
7.0.20.0270.04720.26
7.0.10.0130.07320.20
7.0.00.0170.07320.32
5.6.280.0070.07021.05
5.6.210.0000.06320.61
5.6.200.0070.08718.25
5.6.190.0130.07720.66
5.6.180.0470.06320.50
5.6.170.0330.05720.48
5.6.160.0070.04720.62
5.6.150.0170.06018.16
5.6.140.0070.06318.15
5.6.130.0030.04018.18
5.6.120.0100.07721.04
5.6.110.0070.09021.00
5.6.100.0030.08721.05
5.6.90.0070.08021.11
5.6.80.0130.07320.39
5.5.350.4230.04020.36
5.5.340.0100.05317.92
5.5.330.0100.04020.28
5.5.320.0370.06720.37
5.5.310.0300.04720.30
5.5.300.0030.05018.01
5.5.290.0100.07018.07
5.5.280.0070.08320.90
5.5.270.0030.04320.87
5.5.260.0030.04320.80
5.5.250.0070.05720.71
5.5.240.0230.07320.23
5.4.450.0270.07319.41
5.4.440.0270.04719.41
5.4.430.0300.04019.63
5.4.420.0300.07319.43
5.4.410.0300.06019.05
5.4.400.0330.04018.95
5.4.390.0470.04018.99
5.4.380.0300.07019.22
5.4.370.0370.06319.09
5.4.360.0330.04719.32
5.4.350.0370.07019.13
5.4.340.0270.07719.20
5.4.320.0270.06018.95
5.4.310.0400.05319.25
5.4.300.0300.07319.24
5.4.290.0270.04318.95
5.4.280.0230.04019.16
5.4.270.0130.04319.23
5.4.260.0270.04019.19
5.4.250.0170.04019.23
5.4.240.0200.04719.14
5.4.230.0200.03319.30
5.4.220.0200.03718.98
5.4.210.0230.03319.15
5.4.200.0170.05018.85
5.4.190.0230.03319.07
5.4.180.0230.03319.20
5.4.170.0200.04719.05
5.4.160.0170.04019.07
5.4.150.0200.03718.98
5.4.140.0200.03316.36
5.4.130.0200.03316.57
5.4.120.0200.03316.57
5.4.110.0130.04016.51
5.4.100.0170.03716.61
5.4.90.0170.03316.42
5.4.80.0170.03716.48
5.4.70.0170.03316.62
5.4.60.0200.03016.54
5.4.50.0400.03016.51
5.4.40.0300.04016.43
5.4.30.0330.06016.34
5.4.20.0300.06316.34
5.4.10.0330.05716.53
5.4.00.0130.04015.82
5.3.290.0400.06714.51
5.3.280.0230.03714.45
5.3.270.0200.03714.69
5.3.260.0270.03014.63
5.3.250.0200.03714.45
5.3.240.0200.03314.52
5.3.230.0130.04014.46
5.3.220.0170.04014.42
5.3.210.0230.04314.61
5.3.200.0130.04014.66
5.3.190.0200.03314.52
5.3.180.0170.03714.40
5.3.170.0170.03714.43
5.3.160.0200.03314.59
5.3.150.0230.07714.41
5.3.140.0300.03714.39
5.3.130.0270.04314.64
5.3.120.0300.06714.42
5.3.110.0300.06314.39
5.3.100.0270.05314.02
5.3.90.0270.04713.88
5.3.80.0230.04313.87
5.3.70.0230.03313.87
5.3.60.0300.07014.11
5.3.50.0270.05313.77
5.3.40.0230.08013.93
5.3.30.0270.04313.85
5.3.20.0300.07313.63
5.3.10.0300.06713.60
5.3.00.0470.03313.59
5.2.170.0330.04711.19
5.2.160.0230.06010.99
5.2.150.0230.05711.00
5.2.140.0330.03011.07
5.2.130.0230.04011.26
5.2.120.0200.06711.11
5.2.110.0300.04710.94
5.2.100.0270.05311.12
5.2.90.0230.03710.95
5.2.80.0270.05710.94
5.2.70.0270.05711.11
5.2.60.0200.03011.09
5.2.50.0200.04311.10
5.2.40.0200.05310.83
5.2.30.0170.04311.01
5.2.20.0300.04310.82
5.2.10.0230.05310.83
5.2.00.0330.03010.68
5.1.60.0130.0379.96
5.1.50.0200.0479.92
5.1.40.0130.04010.06
5.1.30.0200.03710.25
5.1.20.0200.03710.44
5.1.10.0170.03310.05
5.1.00.0200.0539.96
5.0.50.0100.0239.71
5.0.40.0170.0279.71
5.0.30.0170.0579.71
5.0.20.0130.0379.71
5.0.10.0070.0239.71
5.0.00.0070.0409.71
4.4.90.0100.0379.71
4.4.80.0130.0239.71
4.4.70.0130.0279.71
4.4.60.0100.0309.71
4.4.50.0030.0239.71
4.4.40.0070.0579.71
4.4.30.0070.0179.71
4.4.20.0100.0339.71
4.4.10.0100.0339.71
4.4.00.0070.0339.71
4.3.110.0170.0209.71
4.3.100.0100.0279.71
4.3.90.0130.0339.71
4.3.80.0100.0309.71
4.3.70.0130.0279.71
4.3.60.0100.0239.71
4.3.50.0070.0209.71
4.3.40.0130.0479.71
4.3.30.0100.0339.71
4.3.20.0070.0239.71
4.3.10.0070.0209.71
4.3.00.0070.0209.71

preferences:
45.77 ms | 401 KiB | 5 Q