3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b['ewewe'] = 'sds'; $a['ss'] = $b; foreach($a as $key => $value){ $new_array[$key] = $value[0]; } var_dump($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)
8.3.60.0110.00818.36
8.3.50.0060.01221.21
8.3.40.0210.00018.89
8.3.30.0100.01019.14
8.3.20.0040.00420.04
8.3.10.0080.00021.78
8.3.00.0040.00422.34
8.2.180.0140.00716.75
8.2.170.0060.00822.96
8.2.160.0140.00420.52
8.2.150.0030.00624.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00419.65
8.2.110.0030.00720.35
8.2.100.0060.00617.96
8.2.90.0050.00319.21
8.2.80.0030.00517.97
8.2.70.0000.00817.75
8.2.60.0060.00317.80
8.2.50.0030.00618.16
8.2.40.0050.00320.42
8.2.30.0080.00019.41
8.2.20.0040.00417.70
8.2.10.0060.00317.86
8.2.00.0080.00017.84
8.1.280.0070.00725.92
8.1.270.0070.00320.40
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0040.00423.95
8.1.230.0080.00417.72
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0080.00017.36
8.1.180.0030.00518.10
8.1.170.0030.00618.73
8.1.160.0040.00418.79
8.1.150.0000.00720.04
8.1.140.0050.00217.48
8.1.130.0050.00317.85
8.1.120.0030.00317.55
8.1.110.0080.00017.47
8.1.100.0050.00217.45
8.1.90.0080.00017.34
8.1.80.0000.00717.37
8.1.70.0080.00017.34
8.1.60.0080.00017.50
8.1.50.0000.00817.51
8.1.40.0080.00017.54
8.1.30.0040.00417.63
8.1.20.0000.00817.55
8.1.10.0040.00417.48
8.1.00.0000.00717.46
8.0.300.0060.00318.77
8.0.290.0000.00716.75
8.0.280.0000.00718.43
8.0.270.0040.00417.26
8.0.260.0000.00716.79
8.0.250.0030.00317.01
8.0.240.0000.00817.00
8.0.230.0030.00516.97
8.0.220.0000.00716.83
8.0.210.0000.00716.97
8.0.200.0000.00817.02
8.0.190.0000.00717.02
8.0.180.0000.00717.00
8.0.170.0030.00617.03
8.0.160.0040.00416.90
8.0.150.0000.00716.84
8.0.140.0000.00716.93
8.0.130.0000.00513.41
8.0.120.0060.00316.91
8.0.110.0080.00016.80
8.0.100.0000.00716.82
8.0.90.0000.00716.84
8.0.80.0080.00816.92
8.0.70.0020.00516.90
8.0.60.0040.00417.05
8.0.50.0040.00416.77
8.0.30.0090.00917.05
8.0.20.0100.00817.40
8.0.10.0030.00517.13
8.0.00.0150.00716.87
7.4.330.0000.00515.00
7.4.320.0030.00316.57
7.4.300.0030.00316.59
7.4.290.0080.00016.65
7.4.280.0000.00616.64
7.4.270.0040.00416.61
7.4.260.0000.00716.49
7.4.250.0030.00316.61
7.4.240.0070.00016.58
7.4.230.0030.00316.62
7.4.220.0090.00916.43
7.4.210.0100.00416.51
7.4.200.0030.00316.59
7.4.190.0000.00716.64
7.4.160.0120.00316.45
7.4.150.0140.00317.40
7.4.140.0120.01217.86
7.4.130.0130.00316.53
7.4.120.0140.00416.38
7.4.110.0070.01016.59
7.4.100.0040.01416.77
7.4.90.0190.00016.48
7.4.80.0060.01219.39
7.4.70.0100.00716.40
7.4.60.0100.00616.42
7.4.50.0000.00716.50
7.4.40.0030.01322.77
7.4.30.0030.01316.37
7.4.00.0070.00715.12
7.3.330.0050.00013.26
7.3.320.0030.00313.13
7.3.310.0030.00316.32
7.3.300.0000.00616.41
7.3.290.0030.01016.32
7.3.280.0100.00816.35
7.3.270.0060.00917.40
7.3.260.0070.01016.56
7.3.250.0090.01116.37
7.3.240.0090.01316.55
7.3.230.0130.00916.39
7.3.210.0110.00716.28
7.3.200.0180.00519.39
7.3.190.0160.00316.42
7.3.180.0140.00716.54
7.3.170.0140.00916.41
7.3.160.0070.01416.33
7.3.120.0030.01314.82
7.2.330.0080.01316.56
7.2.320.0140.00716.69
7.2.310.0130.00316.71
7.2.300.0060.01016.66
7.2.290.0100.00716.61
7.2.00.0030.01019.56
7.1.200.0080.00815.97
7.1.100.0070.00418.10
7.1.70.0050.00217.05
7.1.60.0060.00619.82
7.1.50.0230.00317.08
7.1.00.0000.05022.46
7.0.200.0030.00516.55
7.0.140.0030.07322.15
7.0.100.0130.07720.05
7.0.90.0100.07720.13
7.0.80.0000.08019.86
7.0.70.0200.07719.95
7.0.60.0100.07720.04
7.0.50.0030.08320.32
7.0.40.0070.05020.10
7.0.30.0000.06320.05
7.0.20.0000.04719.96
7.0.10.0070.04720.02
7.0.00.0100.03720.11
5.6.280.0000.07721.07
5.6.250.0100.07720.59
5.6.240.0070.08320.61
5.6.230.0100.07320.65
5.6.220.0070.07720.55
5.6.210.0000.09020.62
5.6.200.0070.08321.04
5.6.190.0070.08321.05
5.6.180.0100.04321.14
5.6.170.0030.04321.05
5.6.160.0070.04020.96
5.6.150.0030.04721.02
5.6.140.0070.03721.06
5.6.130.0030.04321.05
5.6.120.0030.04021.05
5.6.110.0030.04321.02
5.6.100.0070.03321.09
5.6.90.0030.04320.92
5.6.80.0000.06020.55
5.6.70.0030.07320.44
5.6.60.0030.04020.33
5.6.50.0070.04020.50
5.6.40.0100.03720.40
5.6.30.0030.04020.50
5.6.20.0030.04320.30
5.6.10.0070.03720.45
5.6.00.0030.04020.36
5.5.380.0070.08320.47
5.5.370.0030.08020.32
5.5.360.0130.06720.37
5.5.350.0070.07320.34
5.5.340.0100.08020.74
5.5.330.0030.08020.83
5.5.320.0130.04020.91
5.5.310.0000.05020.91
5.5.300.0070.03720.83
5.5.290.0030.04320.86
5.5.280.0030.04320.73
5.5.270.0030.07020.77
5.5.260.0030.03720.73
5.5.250.0030.08720.54
5.5.240.0070.06020.02
5.5.230.0030.04320.29
5.5.220.0100.07020.29
5.5.210.0030.05320.24
5.5.200.0100.03320.23
5.5.190.0030.04720.15
5.5.180.0070.04020.26
5.5.160.0070.04020.27
5.5.150.0000.04320.07
5.5.140.0000.04320.10
5.5.130.0070.03720.14
5.5.120.0000.04020.21
5.5.110.0070.04720.23
5.5.100.0070.04320.10
5.5.90.0070.03320.13
5.5.80.0170.06020.16
5.5.70.0130.06720.07
5.5.60.0030.07320.05
5.5.50.0070.07720.07
5.5.40.0100.07320.08
5.5.30.0100.08319.92
5.5.20.0130.06719.92
5.5.10.0030.05320.04
5.5.00.0170.06720.07
5.4.450.0000.04019.55
5.4.440.0030.04019.14
5.4.430.0030.05719.46
5.4.420.0070.04719.45
5.4.410.0030.03719.36
5.4.400.0070.03019.06
5.4.390.0000.04019.15
5.4.380.0070.03318.78
5.4.370.0000.03718.95
5.4.360.0000.04019.04
5.4.350.0030.05019.15
5.4.340.0030.03719.22
5.4.320.0070.04319.04
5.4.310.0070.03318.82
5.4.300.0030.03718.98
5.4.290.0070.05318.82
5.4.280.0030.04019.11
5.4.270.0070.03719.14
5.4.260.0070.04318.78
5.4.250.0000.04019.02
5.4.240.0030.04718.78
5.4.230.0130.06719.04
5.4.220.0030.07719.05
5.4.210.0100.07019.11
5.4.200.0030.08318.97
5.4.190.0100.07319.02
5.4.180.0070.06718.95
5.4.170.0030.08019.07
5.4.160.0130.07019.01
5.4.150.0170.07318.79
5.4.140.0130.07316.29
5.4.130.0100.07316.34
5.4.120.0130.06316.35
5.4.110.0070.05316.23
5.4.100.0000.08016.31
5.4.90.0030.07316.22
5.4.80.0030.07016.38
5.4.70.0130.07016.42
5.4.60.0100.07016.23
5.4.50.0100.06016.25
5.4.40.0070.07316.46
5.4.30.0100.06716.33
5.4.20.0070.07316.27
5.4.10.0030.07016.38
5.4.00.0070.07015.78
5.3.290.0030.04014.48
5.3.280.0070.03714.60
5.3.270.0130.07714.56
5.3.260.0100.07314.47
5.3.250.0130.07014.46
5.3.240.0100.06014.59
5.3.230.0030.07714.46
5.3.220.0070.07314.53
5.3.210.0000.08014.42
5.3.200.0070.05714.56
5.3.190.0030.07314.54
5.3.180.0070.07314.42
5.3.170.0000.08314.52
5.3.160.0030.04714.50
5.3.150.0130.06714.48
5.3.140.0130.06714.55
5.3.130.0170.06714.54
5.3.120.0070.07314.43
5.3.110.0100.05314.54
5.3.100.0130.06713.98
5.3.90.0000.08013.88
5.3.80.0100.07013.93
5.3.70.0100.06713.88
5.3.60.0130.06013.96
5.3.50.0200.06313.95
5.3.40.0030.06013.95
5.3.30.0030.07713.86
5.3.20.0100.06713.54
5.3.10.0030.06313.56
5.3.00.0070.07013.49
5.2.170.0070.06711.13
5.2.160.0070.06011.13
5.2.150.0100.06311.19
5.2.140.0100.04311.14
5.2.130.0030.04011.15
5.2.120.0070.05711.17
5.2.110.0030.06010.92
5.2.100.0000.04710.89
5.2.90.0100.06311.02
5.2.80.0030.05710.94
5.2.70.0070.06010.96
5.2.60.0070.06711.00
5.2.50.0100.05311.02
5.2.40.0030.06310.96
5.2.30.0000.06711.04
5.2.20.0070.06010.96
5.2.10.0070.05710.86
5.2.00.0000.06310.58
5.1.60.0070.05010.02
5.1.50.0070.04310.02
5.1.40.0030.05010.02
5.1.30.0030.03310.24
5.1.20.0100.05010.30
5.1.10.0100.05010.05
5.1.00.0130.04710.11
5.0.50.0000.05010.02
5.0.40.0030.04310.02
5.0.30.0030.06710.02
5.0.20.0100.03710.02
5.0.10.0130.03310.02
5.0.00.0000.06710.02
4.4.90.0000.02310.02
4.4.80.0070.02710.02
4.4.70.0000.04010.02
4.4.60.0030.03710.02
4.4.50.0100.03010.02
4.4.40.0030.05310.02
4.4.30.0030.03310.02
4.4.20.0070.03010.02
4.4.10.0030.03710.02
4.4.00.0100.04310.02
4.3.110.0000.02310.02
4.3.100.0070.03010.02
4.3.90.0030.02310.02
4.3.80.0000.05710.02
4.3.70.0030.03310.02
4.3.60.0000.03310.02
4.3.50.0030.03310.02
4.3.40.0030.05010.02
4.3.30.0030.03310.02
4.3.20.0000.03710.02
4.3.10.0000.03710.02
4.3.00.0000.03710.02

preferences:
44.91 ms | 401 KiB | 5 Q