3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array('a','b','c'); foreach($arr as $k => $v) { echo key($arr), "=>", current($arr),"\n"; } // Print 1=>b 1=>b 1=>b

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)
8.3.40.0040.01518.73
8.3.30.0060.00918.83
8.3.20.0060.00320.04
8.3.10.0050.00322.15
8.3.00.0000.00822.43
8.2.170.0070.00722.96
8.2.160.0110.00418.79
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0020.00526.16
8.2.120.0000.00819.56
8.2.110.0070.00420.35
8.2.100.0120.00017.78
8.2.90.0050.00319.23
8.2.80.0050.00317.97
8.2.70.0040.00417.25
8.2.60.0030.00517.80
8.2.50.0040.00418.07
8.2.40.0040.00418.16
8.2.30.0040.00418.16
8.2.20.0040.00417.51
8.2.10.0040.00417.79
8.2.00.0050.00217.68
8.1.270.0080.00022.02
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0040.00721.31
8.1.230.0120.00017.42
8.1.220.0000.00917.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.53
8.1.180.0000.00718.79
8.1.170.0030.00518.49
8.1.160.0080.00022.17
8.1.150.0040.00418.63
8.1.140.0040.00417.49
8.1.130.0030.00317.82
8.1.120.0000.00817.41
8.1.110.0040.00417.32
8.1.100.0030.00317.43
8.1.90.0000.00717.36
8.1.80.0070.00017.43
8.1.70.0030.00317.43
8.1.60.0050.00317.46
8.1.50.0000.00717.50
8.1.40.0000.00817.53
8.1.30.0030.00617.57
8.1.20.0030.00517.54
8.1.10.0040.00417.34
8.1.00.0030.00517.43
8.0.300.0070.00018.77
8.0.290.0080.00016.88
8.0.280.0030.00318.35
8.0.270.0030.00317.24
8.0.260.0000.00616.79
8.0.250.0030.00316.98
8.0.240.0000.00816.84
8.0.230.0000.00716.87
8.0.220.0070.00016.82
8.0.210.0030.00316.88
8.0.200.0000.00716.80
8.0.190.0030.00716.91
8.0.180.0000.00716.74
8.0.170.0060.00316.96
8.0.160.0030.00316.76
8.0.150.0000.00916.75
8.0.140.0040.00416.86
8.0.130.0030.00313.21
8.0.120.0040.00416.81
8.0.110.0070.00016.77
8.0.100.0000.00716.72
8.0.90.0070.00016.84
8.0.80.0070.00716.81
8.0.70.0040.00416.76
8.0.60.0000.00716.74
8.0.50.0040.00416.77
8.0.30.0150.00817.02
8.0.20.0090.01217.40
8.0.10.0040.00416.96
8.0.00.0090.00916.76
7.4.330.0000.00615.00
7.4.320.0000.00616.59
7.4.300.0030.00316.47
7.4.290.0040.00416.63
7.4.280.0030.00316.59
7.4.270.0030.00316.56
7.4.260.0070.00016.46
7.4.250.0030.00616.46
7.4.240.0000.00716.50
7.4.230.0040.00416.32
7.4.220.0040.01116.54
7.4.210.0030.01016.55
7.4.200.0050.00316.48
7.4.190.0000.00716.53
7.4.160.0070.01016.52
7.4.150.0140.00317.40
7.4.140.0050.01217.86
7.4.130.0110.00916.38
7.4.120.0090.00816.53
7.4.110.0050.01316.54
7.4.100.0190.00016.35
7.4.90.0090.00816.50
7.4.80.0070.01419.39
7.4.70.0030.01316.50
7.4.60.0100.00716.50
7.4.50.0030.00316.37
7.4.40.0070.01122.77
7.4.30.0070.01416.57
7.4.00.0000.01514.96
7.3.330.0000.00513.16
7.3.320.0050.00013.16
7.3.310.0050.00216.08
7.3.300.0000.00716.04
7.3.290.0120.00616.23
7.3.280.0070.00916.26
7.3.270.0170.00717.40
7.3.260.0180.00616.50
7.3.250.0120.00616.43
7.3.240.0120.00616.59
7.3.230.0060.01516.39
7.3.210.0180.00016.46
7.3.200.0060.01619.39
7.3.190.0100.00716.54
7.3.180.0040.01216.36
7.3.170.0130.00316.43
7.3.160.0080.00816.33
7.3.120.0040.00814.94
7.2.330.0250.03716.36
7.2.320.0100.00716.38
7.2.310.0090.00716.57
7.2.300.0090.00916.51
7.2.290.0000.01616.61
7.2.60.0060.01016.36
7.2.00.0000.01219.04
7.1.200.0030.00615.84
7.1.100.0030.00917.77
7.1.70.0060.00617.09
7.1.60.0100.01319.82
7.1.50.0030.01816.92
7.1.00.0030.03322.57
7.0.200.0040.00416.89
7.0.140.0000.07722.08
7.0.100.0130.07319.96
7.0.90.0070.08320.02
7.0.80.0030.08719.96
7.0.70.0100.07719.87
7.0.60.0170.07019.78
7.0.50.0130.06720.34
7.0.40.0130.07720.11
7.0.30.0100.06720.13
7.0.20.0100.05020.16
7.0.10.0000.05720.08
7.0.00.0100.06320.18
5.6.280.0070.06721.07
5.6.250.0070.05320.58
5.6.240.0100.09020.51
5.6.230.0070.08720.71
5.6.220.0100.07320.49
5.6.210.0130.07720.61
5.6.200.0200.06721.17
5.6.190.0070.08021.11
5.6.180.0030.05321.01
5.6.170.0070.08320.93
5.6.160.0030.04321.00
5.6.150.0000.04721.04
5.6.140.0030.04021.00
5.6.130.0070.04021.13
5.6.120.0100.05321.00
5.6.110.0030.06021.02
5.6.100.0070.04020.92
5.6.90.0030.04321.05
5.6.80.0100.08020.40
5.6.70.0070.07020.35
5.6.60.0130.07720.28
5.6.50.0070.05020.39
5.6.40.0030.05720.50
5.6.30.0030.04720.26
5.6.20.0070.04020.36
5.6.10.0070.03720.43
5.6.00.0070.04020.36
5.5.380.0030.04720.35
5.5.370.0070.08320.46
5.5.360.0070.05020.38
5.5.350.0230.06720.48
5.5.340.0130.06020.92
5.5.330.0070.07320.89
5.5.320.0100.07020.88
5.5.310.0070.05720.91
5.5.300.0000.04720.87
5.5.290.0000.04320.91
5.5.280.0000.05020.73
5.5.270.0070.05020.75
5.5.260.0030.05020.82
5.5.250.0100.04020.61
5.5.240.0030.07020.02
5.5.230.0070.05320.29
5.5.220.0070.03720.26
5.5.210.0000.05720.14
5.5.200.0030.04320.18
5.5.190.0130.04720.13
5.5.180.0070.05320.27
5.5.160.0070.05020.11
5.5.150.0030.04020.13
5.5.140.0030.04020.22
5.5.130.0070.03320.10
5.5.120.0130.03720.17
5.5.110.0030.06320.20
5.5.100.0100.03320.08
5.5.90.0070.03320.11
5.5.80.0100.06720.06
5.5.70.0070.04320.02
5.5.60.0030.03719.96
5.5.50.0070.04020.15
5.5.40.0070.04020.09
5.5.30.0030.04020.02
5.5.20.0030.04019.95
5.5.10.0030.04020.04
5.5.00.0070.04320.03
5.4.450.0070.03719.12
5.4.440.0100.06719.35
5.4.430.0030.04019.38
5.4.420.0070.03719.27
5.4.410.0070.07719.26
5.4.400.0070.07018.82
5.4.390.0100.03018.81
5.4.380.0030.05018.90
5.4.370.0030.03718.90
5.4.360.0100.05018.92
5.4.350.0100.07019.15
5.4.340.0000.05719.03
5.4.320.0070.05019.10
5.4.310.0000.04019.06
5.4.300.0030.07719.04
5.4.290.0070.03718.79
5.4.280.0030.05318.80
5.4.270.0000.06319.23
5.4.260.0070.03319.12
5.4.250.0070.03319.11
5.4.240.0000.04019.15
5.4.230.0030.03719.04
5.4.220.0070.03718.98
5.4.210.0100.03019.11
5.4.200.0100.05718.80
5.4.190.0000.04019.13
5.4.180.0000.04319.16
5.4.170.0000.04019.13
5.4.160.0100.05718.79
5.4.150.0100.08018.79
5.4.140.0030.07716.32
5.4.130.0030.07716.28
5.4.120.0030.06716.05
5.4.110.0000.06316.30
5.4.100.0070.07016.21
5.4.90.0070.05716.45
5.4.80.0100.07016.32
5.4.70.0070.07016.35
5.4.60.0070.04716.24
5.4.50.0130.06316.30
5.4.40.0030.04316.42
5.4.30.0100.06016.24
5.4.20.0170.06016.19
5.4.10.0100.06716.15
5.4.00.0200.05715.78
5.3.290.0000.04014.65
5.3.280.0070.04014.51
5.3.270.0000.04014.46
5.3.260.0000.06314.61
5.3.250.0030.04014.46
5.3.240.0170.06014.58
5.3.230.0070.07314.59
5.3.220.0030.07714.52
5.3.210.0100.04714.57
5.3.200.0100.03314.53
5.3.190.0230.05714.51
5.3.180.0070.05714.43
5.3.170.0030.05014.42
5.3.160.0070.04314.55
5.3.150.0070.07014.56
5.3.140.0100.03714.54
5.3.130.0130.06714.39
5.3.120.0130.06714.39
5.3.110.0030.05014.54
5.3.100.0100.07313.89
5.3.90.0070.07013.98
5.3.80.0070.07313.98
5.3.70.0070.07314.00
5.3.60.0030.07713.95
5.3.50.0100.07013.92
5.3.40.0000.07713.90
5.3.30.0000.07713.89
5.3.20.0030.04713.55
5.3.10.0000.07713.43
5.3.00.0030.07013.65
5.2.170.0030.05011.19
5.2.160.0030.06010.93
5.2.150.0030.06311.14
5.2.140.0000.06010.98
5.2.130.0070.05311.05
5.2.120.0100.06011.09
5.2.110.0100.05711.14
5.2.100.0100.04711.05
5.2.90.0070.06311.05
5.2.80.0000.06311.15
5.2.70.0000.06311.14
5.2.60.0030.06011.00
5.2.50.0170.05010.86
5.2.40.0000.06010.99
5.2.30.0100.05310.93
5.2.20.0070.06011.02
5.2.10.0030.04310.79
5.2.00.0000.06710.71
5.1.60.0030.05310.67
5.1.50.0030.05310.67
5.1.40.0070.04710.67
5.1.30.0100.04710.67
5.1.20.0100.04710.67
5.1.10.0070.04710.67
5.1.00.0130.04710.67
5.0.50.0030.04010.67
5.0.40.0070.02010.67
5.0.30.0070.06310.67
5.0.20.0070.02310.67
5.0.10.0030.03310.67
5.0.00.0070.05710.67
4.4.90.0030.01310.67
4.4.80.0070.03310.67
4.4.70.0070.03310.67
4.4.60.0030.03310.67
4.4.50.0030.03310.67
4.4.40.0070.05310.67
4.4.30.0100.02710.67
4.4.20.0070.03710.67
4.4.10.0000.02310.67
4.4.00.0030.05310.67
4.3.110.0000.03710.67
4.3.100.0030.02010.67
4.3.90.0030.03310.67
4.3.80.0030.04710.67
4.3.70.0000.03310.67
4.3.60.0030.03310.67
4.3.50.0070.02010.67
4.3.40.0070.04710.67
4.3.30.0070.03310.67
4.3.20.0000.03710.67
4.3.10.0030.03710.67
4.3.00.0030.03710.67

preferences:
39.79 ms | 400 KiB | 5 Q