3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ 'a' => 1, 'b' => 2, 'c' => 3], [ 'a' => 4, 'b' => 5, 'c' => 6], [ 'a' => 7, 'b' => 8, 'c' => 9] ]; foreach ($array as $key => $val) { unset($array[$key]['a']); } foreach ($array as $key => $val) { echo $key . ' => ' . $val['b'] . ', ' . $val['c'] . PHP_EOL; }

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)
8.3.60.0070.01118.30
8.3.50.0110.01021.14
8.3.40.0060.00918.75
8.3.30.0100.00320.11
8.3.20.0080.00018.41
8.3.10.0080.00621.04
8.3.00.0040.00422.51
8.2.180.0100.01016.50
8.2.170.0060.00922.96
8.2.160.0100.00320.35
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0030.00520.94
8.2.110.0030.00622.13
8.2.100.0080.00417.91
8.2.90.0040.00419.22
8.2.80.0050.00317.97
8.2.70.0080.00017.63
8.2.60.0060.00317.93
8.2.50.0080.00018.07
8.2.40.0040.00418.22
8.2.30.0040.00419.96
8.2.20.0040.00417.61
8.2.10.0040.00417.72
8.2.00.0040.00417.63
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00320.64
8.1.230.0070.00420.83
8.1.220.0040.00418.77
8.1.210.0050.00318.88
8.1.200.0040.00417.35
8.1.190.0050.00317.39
8.1.180.0000.00818.10
8.1.170.0090.00018.49
8.1.160.0000.00718.90
8.1.150.0020.00518.56
8.1.140.0000.00717.45
8.1.130.0030.00317.75
8.1.120.0000.00717.50
8.1.110.0000.00717.32
8.1.100.0040.00417.36
8.1.90.0030.00517.45
8.1.80.0040.00417.50
8.1.70.0000.00717.43
8.1.60.0090.00017.65
8.1.50.0040.00417.48
8.1.40.0040.00417.54
8.1.30.0000.00817.51
8.1.20.0040.00417.65
8.1.10.0030.00517.59
8.1.00.0040.00517.50
8.0.300.0040.00419.98
8.0.290.0040.00416.75
8.0.280.0070.00018.41
8.0.270.0070.00017.37
8.0.260.0030.00316.86
8.0.250.0030.00316.98
8.0.240.0000.00816.92
8.0.230.0070.00016.95
8.0.220.0000.00716.86
8.0.210.0050.00216.92
8.0.200.0000.00616.92
8.0.190.0000.00716.83
8.0.180.0000.00716.82
8.0.170.0070.00016.79
8.0.160.0030.00516.90
8.0.150.0040.00416.77
8.0.140.0070.00016.88
8.0.130.0000.00613.32
8.0.120.0000.00816.89
8.0.110.0040.00416.78
8.0.100.0080.00017.01
8.0.90.0070.00016.94
8.0.80.0000.01416.94
8.0.70.0040.00416.86
8.0.60.0000.00716.80
8.0.50.0000.00716.72
8.0.30.0100.01017.11
8.0.20.0100.00817.40
8.0.10.0040.00416.85
8.0.00.0140.00516.84
7.4.330.0020.00216.89
7.4.320.0060.00016.52
7.4.300.0030.00316.43
7.4.290.0000.00716.61
7.4.280.0030.00316.55
7.4.270.0030.00316.66
7.4.260.0030.00313.32
7.4.250.0030.00316.51
7.4.240.0050.00316.37
7.4.230.0030.00316.68
7.4.220.0070.02016.61
7.4.210.0070.00816.56
7.4.200.0030.00316.33
7.4.190.0080.00016.70
7.4.160.0150.00716.48
7.4.150.0030.01417.40
7.4.140.0050.01317.86
7.4.130.0120.00616.48
7.4.120.0070.00916.57
7.4.110.0070.01016.45
7.4.100.0180.00316.36
7.4.90.0100.00916.34
7.4.80.0090.01319.39
7.4.70.0120.00916.65
7.4.60.0060.01216.38
7.4.50.0030.00616.54
7.4.40.0040.01222.77
7.4.30.0120.00916.35
7.4.00.0080.00615.12
7.3.330.0020.00213.20
7.3.320.0000.00613.16
7.3.310.0030.00316.36
7.3.300.0080.00016.44
7.3.290.0120.00816.32
7.3.280.0030.01216.34
7.3.270.0030.01517.40
7.3.260.0070.01218.24
7.3.250.0120.00716.34
7.3.240.0090.01216.35
7.3.230.0030.01916.50
7.3.210.0140.00716.29
7.3.200.0130.00619.39
7.3.190.0120.00916.64
7.3.180.0070.01016.50
7.3.170.0030.01316.27
7.3.160.0100.00716.60
7.3.120.0090.00614.79
7.3.110.0120.00615.16
7.3.100.0040.01114.89
7.3.90.0050.00515.01
7.3.80.0030.01315.04
7.3.70.0070.01114.53
7.3.60.0080.00415.04
7.3.50.0070.00715.00
7.3.40.0030.00914.55
7.3.30.0040.01114.77
7.3.20.0100.00316.69
7.3.10.0080.00816.80
7.3.00.0120.00016.64
7.2.330.0130.00616.80
7.2.320.0120.00916.51
7.2.310.0150.00816.61
7.2.300.0040.01216.39
7.2.290.0120.00816.77
7.2.250.0100.01014.74
7.2.240.0040.01515.15
7.2.230.0030.01315.09
7.2.220.0050.00514.77
7.2.210.0040.01115.27
7.2.200.0080.00814.92
7.2.190.0090.00315.12
7.2.180.0040.00815.11
7.2.170.0030.01114.90
7.2.110.0190.00416.55
7.2.60.0040.00416.67
7.1.330.0120.00315.89
7.1.320.0040.01115.95
7.1.310.0070.00715.72
7.1.300.0060.00615.94
7.1.290.0080.00615.66
7.1.280.0060.00616.02
7.1.270.0040.00815.84
7.1.260.0070.01015.69
7.1.200.0060.00615.46
7.1.70.0040.00417.34
7.1.60.0130.01319.17
7.1.50.0130.01017.08
7.1.00.0030.03322.30
7.0.200.0060.00316.48
7.0.140.0070.07022.15
7.0.100.0100.07720.06
7.0.90.0030.08719.99
7.0.80.0330.05020.05
7.0.70.0230.07719.99
7.0.60.0100.06020.00
7.0.50.0270.06320.34
7.0.40.0070.04720.07
7.0.30.0030.05020.11
7.0.20.0070.04020.09
7.0.10.0100.03720.07
7.0.00.0030.08020.09
5.6.280.0030.09721.10
5.6.250.0070.08720.69
5.6.240.0130.07020.69
5.6.230.0170.04020.59
5.6.220.0070.04020.52
5.6.210.0100.08320.45
5.6.200.0100.04720.93
5.6.190.0100.03720.96
5.6.180.0030.08720.93
5.6.170.0070.07721.05
5.6.160.0070.04320.93
5.6.150.0030.08021.05
5.6.140.0100.06721.03
5.6.130.0030.05321.08
5.6.120.0070.07321.09
5.6.110.0070.03321.05
5.6.100.0030.06321.12
5.6.90.0070.07021.01
5.6.80.0070.03720.40
5.6.70.0130.07320.42
5.6.60.0070.05020.25
5.6.50.0100.07320.43
5.6.40.0130.03020.34
5.6.30.0100.03020.52
5.6.20.0070.04020.30
5.6.10.0070.07320.41
5.6.00.0070.07020.38
5.5.380.0030.08020.45
5.5.370.0100.04320.39
5.5.360.0070.07720.53
5.5.350.0130.06720.48
5.5.340.0100.06720.84
5.5.330.0030.04320.87
5.5.320.0030.07320.90
5.5.310.0070.04020.89
5.5.300.0030.04020.79
5.5.290.0030.07020.88
5.5.280.0130.08020.92
5.5.270.0030.04020.78
5.5.260.0100.08020.72
5.5.250.0000.04320.54
5.5.240.0000.04320.25
5.5.230.0030.08020.30
5.5.220.0030.05020.26
5.5.210.0100.03720.29
5.5.200.0070.03020.12
5.5.190.0030.05320.21
5.5.180.0130.04319.99
5.5.160.0100.03320.11
5.5.150.0070.06320.14
5.5.140.0070.03020.05
5.5.130.0030.08020.17
5.5.120.0070.03720.20
5.5.110.0100.06720.25
5.5.100.0030.04720.16
5.5.90.0100.02720.05
5.5.80.0170.04020.00
5.5.70.0030.04320.11
5.5.60.0030.08020.05
5.5.50.0070.05320.08
5.5.40.0100.03020.13
5.5.30.0100.04720.14
5.5.20.0030.07320.10
5.5.10.0030.03719.97
5.5.00.0070.03019.95
5.4.450.0030.08019.40
5.4.440.0100.07319.42
5.4.430.0130.07719.36
5.4.420.0070.05719.41
5.4.410.0100.06019.34
5.4.400.0030.07019.08
5.4.390.0030.07319.02
5.4.380.0130.04318.96
5.4.370.0100.07018.94
5.4.360.0030.03319.12
5.4.350.0000.04719.12
5.4.340.0130.03019.11
5.4.320.0030.03318.93
5.4.310.0100.08318.96
5.4.300.0000.08319.04
5.4.290.0030.03318.96
5.4.280.0130.07318.87
5.4.270.0030.03319.11
5.4.260.0070.05719.06
5.4.250.0070.03718.96
5.4.240.0070.03719.09
5.4.230.0030.03319.07
5.4.220.0100.04719.19
5.4.210.0100.03018.90
5.4.200.0100.07719.14
5.4.190.0070.03019.06
5.4.180.0000.08719.22
5.4.170.0130.04719.13
5.4.160.0070.03719.04
5.4.150.0030.03318.92
5.4.140.0100.07716.37
5.4.130.0070.02716.33
5.4.120.0100.02716.36
5.4.110.0000.07016.36
5.4.100.0030.03016.41
5.4.90.0000.03316.42
5.4.80.0030.06016.34
5.4.70.0000.05316.40
5.4.60.0030.04316.23
5.4.50.0070.07016.31
5.4.40.0000.07716.47
5.4.30.0030.06716.30
5.4.20.0100.04716.18
5.4.10.0100.06316.30
5.4.00.0070.06715.79
5.3.290.0100.02714.65
5.3.280.0100.03014.43
5.3.270.0070.07014.61
5.3.260.0030.03314.52
5.3.250.0070.07714.56
5.3.240.0030.03314.58
5.3.230.0070.03014.59
5.3.220.0030.03314.41
5.3.210.0000.07014.40
5.3.200.0070.04014.50
5.3.190.0070.07314.42
5.3.180.0130.07014.50
5.3.170.0070.04014.52
5.3.160.0070.06714.53
5.3.150.0130.02314.52
5.3.140.0100.03714.39
5.3.130.0030.08014.48
5.3.120.0000.04714.41
5.3.110.0130.06314.54
5.3.100.0170.05014.06
5.3.90.0030.05014.02
5.3.80.0000.08014.00
5.3.70.0100.07013.78
5.3.60.0000.05713.94
5.3.50.0030.04313.82
5.3.40.0070.03313.88
5.3.30.0030.03013.69
5.3.20.0000.03313.54
5.3.10.0030.06313.59
5.3.00.0030.03713.49
5.2.170.0000.03311.01
5.2.160.0000.04311.00
5.2.150.0000.02711.14
5.2.140.0100.02011.13
5.2.130.0000.05011.12
5.2.120.0030.06311.05
5.2.110.0030.03711.16
5.2.100.0030.06310.91
5.2.90.0070.06011.14
5.2.80.0100.05711.08
5.2.70.0070.06010.89
5.2.60.0030.06711.04
5.2.50.0000.05711.01
5.2.40.0000.04310.81
5.2.30.0070.04710.79
5.2.20.0100.04010.92
5.2.10.0030.03010.89
5.2.00.0030.03010.76
5.1.60.0030.05310.07
5.1.50.0030.03010.01
5.1.40.0000.03710.00
5.1.30.0000.06010.36
5.1.20.0030.04710.43
5.1.10.0100.05010.14
5.1.00.0030.05710.11
5.0.50.0000.0239.24
5.0.40.0030.0379.24
5.0.30.0030.0409.24
5.0.20.0100.0339.24
5.0.10.0000.0209.24
5.0.00.0100.0539.24
4.4.90.0000.0409.24
4.4.80.0000.0239.24
4.4.70.0000.0409.24
4.4.60.0100.0309.24
4.4.50.0000.0379.24
4.4.40.0000.0509.24
4.4.30.0000.0379.24
4.4.20.0000.0339.24
4.4.10.0070.0309.24
4.4.00.0070.0439.24
4.3.110.0030.0239.24
4.3.100.0030.0179.24
4.3.90.0030.0279.24
4.3.80.0000.0509.24
4.3.70.0000.0139.24
4.3.60.0030.0339.24
4.3.50.0030.0309.24
4.3.40.0070.0279.24
4.3.30.0000.0379.24
4.3.20.0000.0379.24
4.3.10.0000.0379.24
4.3.00.0030.0209.24

preferences:
60.55 ms | 401 KiB | 5 Q