3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data_array = array('root1' => array(1,2,3), 'root2' => array(3,4,5)); foreach ($data_array as $key => $value) { $out = ''; echo $key.'=>['; foreach ($value as $val) { $out.=$val.','; } $out = rtrim($out, ","); echo $out; echo ']<br>'; }

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)
8.3.60.0140.00316.63
8.3.50.0100.00918.19
8.3.40.0070.00718.71
8.3.30.0040.01118.71
8.3.20.0030.00518.78
8.3.10.0080.00018.65
8.3.00.0070.01419.25
8.2.180.0060.01516.50
8.2.170.0070.00722.96
8.2.160.0120.00418.82
8.2.150.0000.00824.18
8.2.140.0180.00024.66
8.2.130.0100.00326.16
8.2.120.0140.00018.72
8.2.110.0030.00619.27
8.2.100.0070.00717.71
8.2.90.0050.00317.74
8.2.80.0040.00418.91
8.2.70.0040.00417.50
8.2.60.0080.00017.61
8.2.50.0000.00818.04
8.2.40.0080.00019.38
8.2.30.0000.00917.69
8.2.20.0060.00317.73
8.2.10.0000.00817.76
8.2.00.0040.00417.66
8.1.280.0120.00625.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00620.93
8.1.230.0040.00821.04
8.1.220.0060.00318.71
8.1.210.0090.00018.77
8.1.200.0060.00317.35
8.1.190.0090.00017.23
8.1.180.0000.00818.10
8.1.170.0080.00017.62
8.1.160.0040.00419.04
8.1.150.0000.00818.64
8.1.140.0000.00817.46
8.1.130.0000.00719.11
8.1.120.0000.00717.39
8.1.110.0040.00417.52
8.1.100.0000.00717.48
8.1.90.0040.00417.36
8.1.80.0040.00417.46
8.1.70.0030.00317.44
8.1.60.0060.00317.48
8.1.50.0040.00417.35
8.1.40.0060.00317.43
8.1.30.0060.00617.61
8.1.20.0060.00317.65
8.1.10.0050.00217.53
8.1.00.0090.00017.36
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0030.00318.53
8.0.270.0040.00417.20
8.0.260.0030.00316.84
8.0.250.0040.00416.85
8.0.240.0000.00817.00
8.0.230.0040.00416.98
8.0.220.0030.00316.96
8.0.210.0030.00316.88
8.0.200.0040.00416.96
8.0.190.0030.00516.86
8.0.180.0030.00916.75
8.0.170.0030.00616.91
8.0.160.0050.00316.96
8.0.150.0000.00716.88
8.0.140.0000.00816.74
8.0.130.0030.00713.39
8.0.120.0060.00316.76
8.0.110.0000.00716.76
8.0.100.0050.00216.68
8.0.90.0040.00416.83
8.0.80.0040.01116.91
8.0.70.0040.00417.02
8.0.60.0030.00516.77
8.0.50.0000.00716.80
8.0.30.0160.00917.29
8.0.20.0080.01317.40
8.0.10.0000.00716.88
8.0.00.0120.00616.87
7.4.330.0000.00512.98
7.4.320.0030.00316.52
7.4.300.0030.00316.60
7.4.290.0070.00016.64
7.4.280.0000.00716.39
7.4.270.0000.00716.52
7.4.260.0050.00213.26
7.4.250.0060.00316.42
7.4.240.0080.00016.52
7.4.230.0040.00416.63
7.4.220.0150.00416.54
7.4.210.0100.01016.69
7.4.200.0030.00316.39
7.4.190.0030.00616.42
7.4.160.0090.00616.57
7.4.150.0090.01516.43
7.4.140.0180.00017.86
7.4.130.0090.01516.63
7.4.120.0030.01316.53
7.4.110.0110.00716.59
7.4.100.0110.00616.47
7.4.90.0120.00616.44
7.4.80.0130.00619.39
7.4.70.0090.00916.54
7.4.60.0110.00616.49
7.4.50.0000.00816.57
7.4.40.0070.01116.53
7.4.30.0100.00716.36
7.4.00.0050.01214.91
7.3.330.0030.00313.20
7.3.320.0030.00313.09
7.3.310.0070.00016.11
7.3.300.0000.00616.25
7.3.290.0100.00616.30
7.3.280.0060.00916.12
7.3.270.0100.00616.24
7.3.260.0120.00616.52
7.3.240.0120.00616.23
7.3.230.0130.00316.53
7.3.210.0030.01316.62
7.3.200.0120.00416.47
7.3.190.0110.00616.54
7.3.180.0080.01216.27
7.3.170.0040.01216.48
7.3.160.0110.00716.49
7.3.120.0060.01114.99
7.3.110.0040.00714.89
7.3.100.0040.01514.96
7.3.90.0100.00014.63
7.3.80.0030.01214.82
7.3.70.0040.00714.66
7.3.60.0070.00714.75
7.3.50.0000.01414.86
7.3.40.0080.00414.85
7.3.30.0080.00814.79
7.3.20.0030.00616.69
7.3.10.0060.00916.44
7.3.00.0060.00616.61
7.2.330.0100.00716.80
7.2.320.0120.00616.60
7.2.310.0080.01516.67
7.2.300.0130.00316.35
7.2.290.0030.01316.73
7.2.250.0030.01415.03
7.2.240.0120.00915.30
7.2.230.0030.01314.95
7.2.220.0030.00615.30
7.2.210.0060.00915.11
7.2.200.0000.01415.18
7.2.190.0070.00714.81
7.2.180.0030.00914.96
7.2.170.0100.00315.11
7.2.00.0060.00619.39
7.1.330.0040.01115.91
7.1.320.0060.00315.82
7.1.310.0090.00615.89
7.1.300.0030.01316.00
7.1.290.0070.00715.58
7.1.280.0000.00815.51
7.1.270.0040.00815.75
7.1.260.0000.01315.99
7.1.100.0100.00318.28
7.1.70.0000.01017.33
7.1.60.0060.01319.21
7.1.50.0100.01017.10
7.1.00.0030.03322.30
7.0.200.0170.00616.49
7.0.140.0000.07722.08
7.0.120.0000.07722.04
7.0.60.0070.05320.04
7.0.50.0030.08017.83
7.0.40.0070.07717.72
7.0.30.0100.07317.78
7.0.20.0030.04317.73
7.0.10.0100.06017.68
7.0.00.0000.05017.78
5.6.280.0030.07021.10
5.6.210.0130.05020.75
5.6.200.0030.08718.22
5.6.190.0130.08018.21
5.6.180.0070.08018.21
5.6.170.0070.08718.19
5.6.160.0000.05318.15
5.6.150.0030.05718.19
5.6.140.0100.07718.17
5.6.130.0030.08318.15
5.6.120.0070.05018.14
5.6.110.0100.07318.18
5.6.100.0070.08018.15
5.6.90.0070.07018.20
5.6.80.0070.03717.61
5.6.70.0070.04017.59
5.6.60.0000.07017.48
5.6.50.0070.06317.57
5.6.40.0100.05317.56
5.6.30.0030.06717.57
5.6.20.0130.05717.43
5.6.10.0100.07717.46
5.6.00.0070.08017.56
5.5.350.0230.04020.42
5.5.340.0100.07718.01
5.5.330.0070.06717.91
5.5.320.0070.06318.02
5.5.310.0030.05017.89
5.5.300.0100.06318.01
5.5.290.0100.05317.95
5.5.280.0200.06317.97
5.5.270.0170.07717.95
5.5.260.0070.06018.01
5.5.250.0070.08317.77
5.5.240.0030.04717.37
5.5.230.0000.06017.28
5.5.220.0100.05717.39
5.5.210.0100.07717.25
5.5.200.0070.08017.27
5.5.190.0100.06017.36
5.5.180.0070.07717.26
5.5.160.0070.06317.36
5.5.150.0100.07717.36
5.5.140.0030.08017.30
5.5.130.0130.06017.36
5.5.120.0070.06717.29
5.5.110.0030.08017.36
5.5.100.0030.08017.16
5.5.90.0070.06717.20
5.5.80.0030.08317.22
5.5.70.0070.04317.21
5.5.60.0000.06717.14
5.5.50.0130.03017.20
5.5.40.0030.05017.24
5.5.30.0070.07317.25
5.5.20.0070.06717.13
5.5.10.0070.04717.22
5.5.00.0100.06317.12
5.4.450.0100.03719.32
5.4.440.0070.07719.32
5.4.430.0030.06719.44
5.4.420.0000.05019.44
5.4.410.0030.04319.02
5.4.400.0130.03718.99
5.4.390.0000.08719.07
5.4.380.0100.06718.80
5.4.370.0030.05318.91
5.4.360.0100.05318.97
5.4.350.0030.04718.98
5.4.340.0030.05019.00
5.4.320.0170.07019.02
5.4.310.0100.07719.20
5.4.300.0130.04019.03
5.4.290.0200.06719.07
5.4.280.0200.06319.12
5.4.270.0100.07319.20
5.4.260.0170.06718.82
5.4.250.0000.07318.90
5.4.240.0000.06019.06
5.4.230.0070.07019.00
5.4.220.0070.06319.08
5.4.210.0030.04719.20
5.4.200.0100.06719.06
5.4.190.0000.05318.97
5.4.180.0070.04318.97
5.4.170.0070.06719.02
5.4.160.0070.03719.01
5.4.150.0030.05319.01
5.4.140.0000.07316.17
5.4.130.0070.05016.28
5.4.120.0030.04716.17
5.4.110.0070.04316.29
5.4.100.0100.05716.43
5.4.90.0070.07716.43
5.4.80.0100.07316.51
5.4.70.0070.05716.27
5.4.60.0030.07316.36
5.4.50.0070.07316.40
5.4.40.0100.07016.46
5.4.30.0100.06016.38
5.4.20.0170.06316.25
5.4.10.0070.07316.25
5.4.00.0100.04015.70
5.3.290.0170.06714.53
5.3.280.0070.06014.46
5.3.270.0100.07714.55
5.3.260.0030.07714.56
5.3.250.0070.07014.53
5.3.240.0070.04714.56
5.3.230.0000.04314.57
5.3.220.0030.05714.42
5.3.210.0130.07314.53
5.3.200.0000.04714.64
5.3.190.0030.07314.52
5.3.180.0130.07314.53
5.3.170.0100.06314.53
5.3.160.0030.05014.52
5.3.150.0030.07714.39
5.3.140.0070.04714.52
5.3.130.0130.07014.48
5.3.120.0200.06714.37
5.3.110.0070.08014.48
5.3.100.0000.08314.00
5.3.90.0030.06714.09
5.3.80.0130.06713.98
5.3.70.0100.07313.78
5.3.60.0030.08013.96
5.3.50.0100.06013.71
5.3.40.0130.06713.88
5.3.30.0070.07713.86
5.3.20.0030.05713.66
5.3.10.0070.03313.62
5.3.00.0100.06713.59
5.2.170.0070.06311.11
5.2.160.0030.05711.09
5.2.150.0030.06310.96
5.2.140.0030.04711.11
5.2.130.0030.04711.10
5.2.120.0030.03711.05
5.2.110.0030.06011.09
5.2.100.0030.05311.07
5.2.90.0070.06311.08
5.2.80.0070.04011.08
5.2.70.0100.03711.06
5.2.60.0030.06710.95
5.2.50.0070.06010.86
5.2.40.0070.05711.02
5.2.30.0130.03311.00
5.2.20.0100.06010.93
5.2.10.0000.03010.86
5.2.00.0030.04310.71
5.1.60.0100.05310.22
5.1.50.0100.03710.02
5.1.40.0000.0609.91
5.1.30.0030.04310.36
5.1.20.0030.02710.39
5.1.10.0030.04710.06
5.1.00.0030.06010.11
5.0.50.0000.0508.51
5.0.40.0000.0438.46
5.0.30.0070.0608.46
5.0.20.0070.0208.46
5.0.10.0100.0338.46
5.0.00.0070.0278.46
4.4.90.0070.0278.46
4.4.80.0000.0378.46
4.4.70.0000.0408.46
4.4.60.0000.0178.46
4.4.50.0000.0178.46
4.4.40.0000.0578.46
4.4.30.0030.0378.46
4.4.20.0000.0208.46
4.4.10.0000.0278.46
4.4.00.0130.0378.46
4.3.110.0030.0338.46
4.3.100.0030.0338.46
4.3.90.0030.0178.46
4.3.80.0000.0578.46
4.3.70.0030.0338.46
4.3.60.0000.0408.46
4.3.50.0030.0308.46
4.3.40.0000.0578.46
4.3.30.0030.0278.46
4.3.20.0000.0308.46
4.3.10.0000.0278.46
4.3.00.0000.0378.46

preferences:
42.64 ms | 401 KiB | 5 Q