3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(); $b = array(array('id' => 1), array('id' => 2)); $map = array(); foreach($b as $record) { $map[$record['id']] = $record; } var_dump($map);

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)
8.3.60.0110.00418.31
8.3.50.0080.01422.91
8.3.40.0100.01018.71
8.3.30.0080.00819.19
8.3.20.0040.00420.21
8.3.10.0030.00521.86
8.3.00.0040.00419.56
8.2.180.0070.01416.63
8.2.170.0150.00022.96
8.2.160.0060.01020.47
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00019.36
8.2.110.0030.00619.32
8.2.100.0120.00317.91
8.2.90.0040.00419.09
8.2.80.0050.00319.39
8.2.70.0060.00317.63
8.2.60.0040.00418.00
8.2.50.0040.00418.07
8.2.40.0040.00418.34
8.2.30.0040.00419.49
8.2.20.0000.00817.74
8.2.10.0080.00018.09
8.2.00.0040.00417.62
8.1.280.0160.00325.92
8.1.270.0040.00422.14
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0120.00623.80
8.1.230.0030.00920.87
8.1.220.0000.00818.77
8.1.210.0060.00320.94
8.1.200.0030.00617.35
8.1.190.0050.00317.66
8.1.180.0000.00818.10
8.1.170.0040.00418.37
8.1.160.0080.00018.94
8.1.150.0000.00718.92
8.1.140.0070.00017.49
8.1.130.0030.00317.75
8.1.120.0000.00817.51
8.1.110.0040.00417.43
8.1.100.0040.00417.49
8.1.90.0000.00817.45
8.1.80.0050.00317.46
8.1.70.0070.00017.38
8.1.60.0030.00517.47
8.1.50.0040.00417.50
8.1.40.0040.00417.45
8.1.30.0000.00917.64
8.1.20.0000.00817.57
8.1.10.0080.00017.41
8.1.00.0050.00217.36
8.0.300.0060.00319.98
8.0.290.0040.00317.05
8.0.280.0030.00318.43
8.0.270.0040.00417.25
8.0.260.0000.00617.30
8.0.250.0000.00716.92
8.0.240.0000.00716.83
8.0.230.0030.00516.86
8.0.220.0000.00716.80
8.0.210.0030.00316.72
8.0.200.0070.00016.92
8.0.190.0030.00616.94
8.0.180.0030.00316.79
8.0.170.0070.00016.86
8.0.160.0030.00516.99
8.0.150.0080.00016.70
8.0.140.0000.00716.82
8.0.130.0030.00313.35
8.0.120.0040.00416.74
8.0.110.0000.00816.93
8.0.100.0000.00716.84
8.0.90.0040.00416.88
8.0.80.0090.00616.88
8.0.70.0040.00416.73
8.0.60.0070.00016.83
8.0.50.0000.00716.88
8.0.30.0110.01216.95
8.0.20.0120.00717.40
8.0.10.0050.00317.12
8.0.00.0100.00716.81
7.4.330.0020.00215.14
7.4.320.0000.00716.58
7.4.300.0000.00616.61
7.4.290.0000.00716.54
7.4.280.0000.00816.54
7.4.270.0000.00716.43
7.4.260.0050.00216.47
7.4.250.0000.00716.54
7.4.240.0020.00516.48
7.4.230.0050.00316.31
7.4.220.0140.01416.55
7.4.210.0040.01116.45
7.4.200.0000.00716.38
7.4.160.0150.00816.42
7.4.150.0060.01317.40
7.4.140.0110.00617.86
7.4.130.0110.00816.49
7.4.120.0090.01316.37
7.4.110.0130.01016.42
7.4.100.0100.00616.66
7.4.90.0100.00716.39
7.4.80.0120.00919.39
7.4.70.0090.00916.52
7.4.60.0070.01016.55
7.4.50.0000.00816.29
7.4.40.0120.00316.39
7.4.30.0140.00616.51
7.4.00.0070.01015.06
7.3.330.0030.00313.20
7.3.320.0000.00513.25
7.3.310.0000.00616.39
7.3.300.0040.00416.34
7.3.290.0080.01116.35
7.3.280.0120.00616.35
7.3.270.0100.00717.40
7.3.260.0170.00016.34
7.3.250.0150.00316.42
7.3.240.0120.00416.25
7.3.230.0060.01616.55
7.3.210.0030.01316.60
7.3.200.0110.01019.39
7.3.190.0080.00816.51
7.3.180.0080.00816.49
7.3.170.0130.00316.38
7.3.160.0060.00916.49
7.3.120.0120.00614.74
7.3.110.0100.00314.64
7.3.100.0110.00014.82
7.3.90.0000.01314.98
7.3.80.0030.00914.93
7.3.70.0000.01314.96
7.3.60.0030.01314.99
7.3.50.0000.01514.62
7.3.40.0000.01014.77
7.3.30.0080.00614.84
7.3.20.0070.01016.55
7.3.10.0040.01016.46
7.3.00.0080.00716.57
7.2.330.0090.00916.66
7.2.320.0100.00716.73
7.2.310.0100.00616.64
7.2.300.0090.01216.66
7.2.290.0220.02516.78
7.2.250.0030.01315.03
7.2.240.0080.00415.31
7.2.230.0140.00315.01
7.2.220.0000.01415.24
7.2.210.0070.01014.98
7.2.200.0000.01315.09
7.2.190.0060.00915.00
7.2.180.0040.00714.68
7.2.170.0000.01315.07
7.2.160.0040.00715.19
7.2.150.0090.00616.96
7.2.140.0090.00616.96
7.2.130.0120.00516.85
7.2.120.0050.00916.72
7.2.110.0080.00516.64
7.2.100.0070.00816.80
7.2.90.0060.00816.96
7.2.80.0120.00316.84
7.2.70.0050.00816.74
7.2.60.0060.00716.85
7.2.50.0060.00816.99
7.2.40.0100.00616.81
7.2.30.0060.00716.94
7.2.20.0060.00916.80
7.2.10.0040.00716.75
7.2.00.0060.00817.32
7.1.330.0040.00415.57
7.1.320.0030.00615.60
7.1.310.0080.00415.97
7.1.300.0000.01215.93
7.1.290.0030.01315.85
7.1.280.0030.01015.77
7.1.270.0040.01215.59
7.1.260.0070.00715.75
7.1.250.0090.00615.63
7.1.200.0030.00915.76
7.1.100.0090.00318.38
7.1.70.0000.00817.19
7.1.60.0120.01219.34
7.1.50.0000.02216.77
7.1.00.0070.07322.27
7.0.200.0000.00816.95
7.0.140.0070.08022.01
7.0.60.0000.04720.02
7.0.50.0000.04317.79
7.0.40.0130.06720.12
7.0.30.0530.05320.10
7.0.20.0230.05020.20
7.0.10.0070.09020.00
7.0.00.0130.07020.19
5.6.280.0000.07721.12
5.6.210.0100.07720.66
5.6.200.0030.08718.12
5.6.190.0000.04720.33
5.6.180.3470.04720.64
5.6.170.0270.05020.45
5.6.160.0100.07720.38
5.6.150.0330.03718.13
5.6.140.0000.04318.21
5.6.130.0100.07718.18
5.6.120.0130.07021.08
5.6.110.0070.08721.09
5.6.100.0130.08321.13
5.6.90.0100.03720.96
5.6.80.0070.04720.41
5.5.350.0170.07320.40
5.5.340.0070.04317.97
5.5.330.0130.03720.25
5.5.320.3930.04720.18
5.5.310.0070.05020.13
5.5.300.0130.07018.02
5.5.290.0030.04017.98
5.5.280.0100.08020.79
5.5.270.0000.04320.72
5.5.260.0130.08020.72
5.5.250.0130.07720.46
5.5.240.4200.03320.15
5.4.450.0200.05019.58
5.4.440.0330.02719.13
5.4.430.0270.04719.42
5.4.420.0170.04719.42
5.4.410.0200.04718.68
5.4.400.0200.05018.60
5.4.390.0200.04718.52
5.4.380.0100.06018.46
5.4.370.0070.05718.61
5.4.360.0200.04318.79
5.4.350.0130.03313.63
5.4.340.0070.04313.77
5.4.320.0200.03014.14
5.4.310.0170.03714.16
5.4.300.0170.04014.30
5.4.290.0130.04014.14
5.4.280.0070.04014.01
5.4.270.0230.03014.03
5.4.260.0130.04313.99
5.4.250.0070.04714.02
5.4.240.0100.04014.02
5.4.230.0130.03314.01
5.4.220.0170.03014.02
5.4.210.0170.03014.03
5.4.200.0100.04314.00
5.4.190.0200.03014.02
5.4.180.0030.04314.06
5.4.170.0130.04014.02
5.4.160.0100.04313.96
5.4.150.0130.03714.02
5.4.140.0100.04013.82
5.4.130.0170.03313.70
5.4.120.0170.03713.71
5.4.110.0130.03713.70
5.4.100.0100.03313.66
5.4.90.0130.04013.58
5.4.80.0200.02713.68
5.4.70.0100.03713.77
5.4.60.0170.03713.63
5.4.50.0200.02713.67
5.4.40.0170.03013.64
5.4.30.0070.03713.75
5.4.20.0230.04313.69
5.4.10.0030.03713.63
5.4.00.0030.03713.09
5.3.290.0100.03714.49
5.3.280.0000.04314.56
5.3.270.0130.03314.43
5.3.260.0100.03714.39
5.3.250.0070.03714.59
5.3.240.0070.04014.47
5.3.230.0000.04714.45
5.3.220.0070.04014.40
5.3.210.0030.04314.57
5.3.200.0070.03714.42
5.3.190.0100.04014.47
5.3.180.0100.03314.39
5.3.170.0070.04014.40
5.3.160.0130.03314.46
5.3.150.0100.04014.55
5.3.140.0100.03714.39
5.3.130.0100.03714.46
5.3.120.0030.04014.33
5.3.110.0030.04714.35
5.3.100.0000.05013.89
5.3.90.0000.04313.80
5.3.80.0070.03713.96
5.3.70.0030.03713.86
5.3.60.0170.03013.99
5.3.50.0170.03013.83
5.3.40.0070.03713.79
5.3.30.0070.03313.78
5.3.20.0070.03713.48
5.3.10.0200.02713.46
5.3.00.0100.03713.56
5.2.170.0030.03711.13
5.2.160.0130.02310.95
5.2.150.0070.03311.03
5.2.140.0000.04010.96
5.2.130.0070.03011.07
5.2.120.0170.02710.94
5.2.110.0070.03011.01
5.2.100.0100.02711.00
5.2.90.0070.03011.04
5.2.80.0070.03711.05
5.2.70.0100.02711.07
5.2.60.0030.03711.04
5.2.50.0130.02710.95
5.2.40.0000.03310.89
5.2.30.0100.03010.88
5.2.20.0070.03310.98
5.2.10.0100.03010.84
5.2.00.0130.03010.71
5.1.60.0070.0309.90
5.1.50.0100.0239.98
5.1.40.0070.0309.83
5.1.30.0100.02710.28
5.1.20.0000.03010.42
5.1.10.0100.0239.95
5.1.00.0030.0409.89
5.0.50.0000.0308.44
5.0.40.0030.0208.30
5.0.30.0070.0338.29
5.0.20.0030.0208.11
5.0.10.0070.0208.30
5.0.00.0030.0378.05
4.4.90.0000.0205.86
4.4.80.0070.0135.80
4.4.70.0030.0205.84
4.4.60.0000.0205.81
4.4.50.0000.0205.77
4.4.40.0030.0275.83
4.4.30.0000.0205.80
4.4.20.0000.0205.93
4.4.10.0030.0205.88
4.4.00.0030.0305.91
4.3.110.0000.0205.77
4.3.100.0030.0135.77
4.3.90.0030.0175.78
4.3.80.0000.0275.79
4.3.70.0000.0205.73
4.3.60.0030.0175.76
4.3.50.0000.0205.85
4.3.40.0070.0235.73
4.3.30.0070.0104.48
4.3.20.0030.0174.47
4.3.10.0030.0234.46
4.3.00.0030.01316.49

preferences:
38.24 ms | 401 KiB | 5 Q