3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b['ss'] = 'sds'; $a['ss'] = $b; foreach($a as $key => $value){ $new_array[$key] = $value; } var_dump($new_array);

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)
8.3.60.0100.01016.50
8.3.50.0050.01221.15
8.3.40.0070.01418.65
8.3.30.0100.01019.10
8.3.20.0040.00420.07
8.3.10.0040.00421.91
8.3.00.0040.00422.58
8.2.180.0090.00918.50
8.2.170.0030.01022.96
8.2.160.0100.00320.53
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0030.00726.16
8.2.120.0040.00419.66
8.2.110.0040.00719.07
8.2.100.0040.00818.03
8.2.90.0040.00419.25
8.2.80.0060.00319.39
8.2.70.0030.00517.63
8.2.60.0040.00417.92
8.2.50.0040.00418.10
8.2.40.0040.00418.34
8.2.30.0000.00717.99
8.2.20.0000.00717.65
8.2.10.0040.00417.74
8.2.00.0050.00217.60
8.1.270.0040.00420.14
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00322.29
8.1.230.0090.00317.89
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0030.00717.25
8.1.190.0040.00417.36
8.1.180.0040.00418.10
8.1.170.0000.00818.24
8.1.160.0000.00822.11
8.1.150.0030.00618.51
8.1.140.0000.00717.44
8.1.130.0030.00717.78
8.1.120.0000.00817.48
8.1.110.0050.00517.50
8.1.100.0050.00217.46
8.1.90.0030.00317.41
8.1.80.0070.00017.45
8.1.70.0070.00017.46
8.1.60.0030.00617.46
8.1.50.0040.00417.52
8.1.40.0060.00317.42
8.1.30.0000.00717.60
8.1.20.0070.00017.63
8.1.10.0040.00417.39
8.1.00.0000.00817.40
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0000.00718.35
8.0.270.0070.00017.25
8.0.260.0030.00316.77
8.0.250.0000.00616.95
8.0.240.0060.00316.96
8.0.230.0000.00717.01
8.0.220.0000.00616.89
8.0.210.0000.00716.83
8.0.200.0030.00616.86
8.0.190.0000.00816.91
8.0.180.0030.00516.95
8.0.170.0000.00816.91
8.0.160.0000.00816.78
8.0.150.0000.00816.89
8.0.140.0000.00716.75
8.0.130.0050.00013.32
8.0.120.0000.00816.91
8.0.110.0040.00416.91
8.0.100.0040.00416.88
8.0.90.0070.00016.95
8.0.80.0090.00616.93
8.0.70.0040.00416.84
8.0.60.0000.00716.91
8.0.50.0040.00416.91
8.0.30.0120.00616.92
8.0.20.0080.00917.40
8.0.10.0030.00517.04
8.0.00.0090.01216.83
7.4.330.0000.00515.00
7.4.320.0030.00316.43
7.4.300.0030.00316.45
7.4.290.0000.00716.58
7.4.280.0030.00316.54
7.4.270.0030.00316.57
7.4.260.0000.00716.50
7.4.250.0030.00316.54
7.4.240.0040.00316.55
7.4.230.0000.00616.52
7.4.220.0090.00916.52
7.4.210.0080.00716.59
7.4.200.0030.00316.39
7.4.190.0030.00316.45
7.4.160.0000.01516.46
7.4.150.0180.00017.40
7.4.140.0140.00417.86
7.4.130.0080.00916.47
7.4.120.0100.00716.54
7.4.110.0060.01016.34
7.4.100.0100.00716.60
7.4.90.0060.01116.54
7.4.80.0110.00519.39
7.4.70.0060.01116.65
7.4.60.0110.00816.50
7.4.50.0040.00016.49
7.4.40.0030.01022.77
7.4.30.0130.00316.61
7.4.00.0100.00714.80
7.3.330.0050.00013.16
7.3.320.0000.00613.04
7.3.310.0070.00016.33
7.3.300.0040.00416.34
7.3.290.0100.01016.37
7.3.280.0090.01216.30
7.3.270.0070.01017.40
7.3.260.0080.01216.47
7.3.250.0110.00716.29
7.3.240.0170.00416.42
7.3.230.0090.00916.54
7.3.210.0070.01016.47
7.3.200.0040.01219.39
7.3.190.0030.01616.37
7.3.180.0060.01016.57
7.3.170.0120.00616.41
7.3.160.0110.00916.43
7.3.120.0050.01014.76
7.3.110.0070.01014.82
7.3.100.0090.00614.84
7.3.90.0060.00915.08
7.3.80.0060.00914.63
7.3.70.0070.00714.86
7.3.60.0070.01014.56
7.3.50.0130.00014.73
7.3.40.0000.01314.82
7.3.30.0030.00714.95
7.3.20.0060.00916.34
7.3.10.0090.00016.54
7.3.00.0070.00716.80
7.2.330.0060.01516.64
7.2.320.0100.00716.63
7.2.310.0030.01516.32
7.2.300.0120.00616.34
7.2.290.0060.00916.55
7.2.250.0070.01315.02
7.2.240.0060.01215.09
7.2.230.0040.01114.89
7.2.220.0030.01014.84
7.2.210.0030.01014.82
7.2.200.0030.01014.95
7.2.190.0030.01314.89
7.2.180.0070.00715.09
7.2.170.0000.01715.05
7.2.00.0070.00719.26
7.1.330.0070.01015.80
7.1.320.0080.00616.05
7.1.310.0030.01215.81
7.1.300.0060.01015.67
7.1.290.0030.01015.77
7.1.280.0060.00315.84
7.1.270.0100.00315.82
7.1.260.0030.00915.63
7.1.100.0080.00618.37
7.1.70.0050.00216.94
7.1.60.0060.00919.82
7.1.50.0070.01016.99
7.1.00.0000.06022.54
7.0.200.0000.00716.82
7.0.140.0130.06721.95
7.0.60.0070.08719.82
7.0.50.0000.04317.86
7.0.40.0100.03720.04
7.0.30.0230.04020.09
7.0.20.0270.07720.13
7.0.10.0130.08320.16
7.0.00.0030.06720.12
5.6.280.0070.07020.99
5.6.210.0070.08320.51
5.6.200.0130.08318.05
5.6.190.0030.04320.41
5.6.180.0230.03320.67
5.6.170.0270.08320.42
5.6.160.0070.08720.48
5.6.150.0030.07018.12
5.6.140.0000.05018.23
5.6.130.0130.04718.12
5.6.120.0030.08321.03
5.6.110.0130.07321.00
5.6.100.0170.07021.00
5.6.90.0030.08021.00
5.6.80.0070.06320.50
5.6.70.3330.03020.36
5.5.350.0070.03720.30
5.5.340.0030.06717.95
5.5.330.0070.08020.36
5.5.320.0330.07720.27
5.5.310.0270.07720.41
5.5.300.0070.05318.00
5.5.290.0000.05317.91
5.5.280.0070.07320.82
5.5.270.0030.07020.88
5.5.260.0130.06320.68
5.5.250.0130.07320.49
5.5.240.0270.07720.35
5.4.450.0170.05019.63
5.4.440.0170.05319.11
5.4.430.0070.06019.14
5.4.420.0270.05319.44
5.4.410.0130.05319.00
5.4.400.0330.05718.66
5.4.390.1470.05318.72
5.4.380.0200.05718.70
5.4.370.0130.05318.80
5.4.360.0130.05018.75
5.4.350.0050.03611.97
5.4.340.0110.04511.97
5.4.320.0080.03512.46
5.4.310.0090.03912.45
5.4.300.0060.03512.46
5.4.290.0090.03812.45
5.4.280.0050.03612.35
5.4.270.0030.04812.35
5.4.260.0060.04112.35
5.4.250.0070.05018.79
5.4.240.0100.05018.87
5.4.230.0030.06018.75
5.4.220.0130.04718.90
5.4.210.0030.05318.90
5.4.200.0070.05018.87
5.4.190.0070.05318.83
5.4.180.0070.05018.83
5.4.170.0030.05319.02
5.4.160.0100.05018.98
5.4.150.0000.06018.64
5.4.140.0070.06316.26
5.4.130.0100.06316.40
5.4.120.0130.05316.44
5.4.110.0030.05316.28
5.4.100.0100.05016.27
5.4.90.0030.05016.36
5.4.80.0130.04316.41
5.4.70.0130.04016.36
5.4.60.0070.04716.20
5.4.50.0030.05016.37
5.4.40.0100.04316.47
5.4.30.0100.05716.46
5.4.20.0030.05316.50
5.4.10.0100.04716.47
5.4.00.0070.04715.70
5.3.290.0080.03512.80
5.3.280.0100.05014.61
5.3.270.0030.06714.70
5.3.260.0070.05714.45
5.3.250.0100.04714.30
5.3.240.0130.04314.30
5.3.230.0070.05014.48
5.3.220.0130.04314.34
5.3.210.0070.05314.58
5.3.200.0100.05714.58
5.3.190.0170.04314.45
5.3.180.0100.04714.61
5.3.170.0100.04714.56
5.3.160.0070.05714.43
5.3.150.0030.05014.55
5.3.140.0030.05014.55
5.3.130.0070.05314.65
5.3.120.0000.05714.59
5.3.110.0130.04714.46
5.3.100.0030.05314.03
5.3.90.0070.07014.16
5.3.80.0070.05013.71
5.3.70.0230.04714.02
5.3.60.0100.04713.88
5.3.50.0070.07013.95
5.3.40.0170.04013.95
5.3.30.0070.06313.76
5.3.20.0100.04313.63
5.3.10.0130.04313.56
5.3.00.0100.04313.33
5.2.170.0030.04311.07
5.2.160.0070.03711.16
5.2.150.0100.03710.97
5.2.140.0070.03711.15
5.2.130.0000.04311.03
5.2.120.0070.03311.11
5.2.110.0030.04011.19
5.2.100.0030.04011.01
5.2.90.0000.04311.10
5.2.80.0030.04011.09
5.2.70.0000.04311.24
5.2.60.0030.04310.89
5.2.50.0070.04310.95
5.2.40.0130.03010.89
5.2.30.0070.03711.13
5.2.20.0030.04011.05
5.2.10.0100.03010.70
5.2.00.0030.05010.77
5.1.60.0030.0339.90
5.1.50.0000.03710.14
5.1.40.0070.0339.76
5.1.30.0000.04010.25
5.1.20.0070.03710.23
5.1.10.0070.04010.26
5.1.00.0170.0209.91
5.0.50.0030.0278.59
5.0.40.0030.0238.45
5.0.30.0030.0407.98
5.0.20.0030.0278.34
5.0.10.0030.0278.20
5.0.00.0100.0338.39
4.4.90.0030.0206.81
4.4.80.0100.0136.81
4.4.70.0030.0206.81
4.4.60.0030.0206.81
4.4.50.0030.0206.81
4.4.40.0030.0306.81
4.4.30.0000.0306.81
4.4.20.0000.0236.81
4.4.10.0070.0176.81
4.4.00.0030.0336.81
4.3.110.0030.0206.81
4.3.100.0000.0236.81
4.3.90.0000.0276.81
4.3.80.0130.0336.81
4.3.70.0000.0206.81
4.3.60.0070.0136.81
4.3.50.0030.0206.81
4.3.40.0000.0336.81
4.3.30.0070.0136.81
4.3.20.0030.0206.81
4.3.10.0030.0206.81
4.3.00.0000.0235.91

preferences:
52.03 ms | 400 KiB | 5 Q