3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'http://xkcd.com/936/'; foreach (str_split($string) as $char) { echo $char.' '.chr($char).' '; } echo "\n";

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)
8.3.60.0070.01018.55
8.3.50.0130.00522.08
8.3.40.0000.01518.73
8.3.30.0070.00718.84
8.3.20.0050.00318.92
8.3.10.0050.00321.23
8.3.00.0090.00019.56
8.2.180.0110.00716.50
8.2.170.0120.00622.96
8.2.160.0160.00320.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00821.04
8.2.110.0090.00019.16
8.2.100.0100.00317.91
8.2.90.0060.00317.75
8.2.80.0040.00717.97
8.2.70.0040.00417.80
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0000.00818.16
8.2.30.0040.00421.26
8.2.20.0040.00417.59
8.2.10.0000.00717.73
8.2.00.0030.00817.73
8.1.280.0160.00325.92
8.1.270.0040.00423.99
8.1.260.0110.00726.35
8.1.250.0080.00028.09
8.1.240.0040.00423.97
8.1.230.0090.00317.76
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0040.00417.35
8.1.190.0080.00017.35
8.1.180.0040.00418.10
8.1.170.0000.00918.50
8.1.160.0000.00718.89
8.1.150.0070.00018.63
8.1.140.0000.00717.45
8.1.130.0000.00717.84
8.1.120.0070.00017.37
8.1.110.0050.00517.45
8.1.100.0000.00717.47
8.1.90.0000.00717.45
8.1.80.0030.00317.47
8.1.70.0000.00717.41
8.1.60.0030.00717.61
8.1.50.0050.00317.45
8.1.40.0030.00617.52
8.1.30.0070.00017.63
8.1.20.0000.00817.59
8.1.10.0050.00217.59
8.1.00.0080.00017.54
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.44
8.0.270.0030.00317.37
8.0.260.0000.00916.84
8.0.250.0040.00416.99
8.0.240.0060.00317.05
8.0.230.0030.00316.98
8.0.220.0030.00316.89
8.0.210.0070.00017.00
8.0.200.0070.00317.02
8.0.190.0030.00316.88
8.0.180.0000.00816.99
8.0.170.0080.00017.01
8.0.160.0070.00016.95
8.0.150.0040.00416.84
8.0.140.0030.00516.93
8.0.130.0060.00013.42
8.0.120.0040.00416.86
8.0.110.0050.00316.76
8.0.100.0040.00417.00
8.0.90.0040.00417.07
8.0.80.0150.00616.93
8.0.70.0000.00716.99
8.0.60.0000.00716.80
8.0.50.0040.00416.99
8.0.30.0130.01017.29
8.0.20.0100.00917.40
8.0.10.0000.00816.93
8.0.00.0120.00916.65
7.4.330.0000.00516.91
7.4.320.0030.00316.66
7.4.300.0000.00616.61
7.4.290.0020.00516.53
7.4.280.0080.00016.64
7.4.270.0030.00316.63
7.4.260.0050.00013.17
7.4.250.0000.00816.45
7.4.240.0040.00416.41
7.4.230.0020.00516.39
7.4.220.0060.01316.62
7.4.210.0090.00816.59
7.4.200.0080.00016.61
7.4.190.0050.00216.68
7.4.160.0140.00416.30
7.4.150.0120.01217.40
7.4.140.0110.00717.86
7.4.130.0110.00616.57
7.4.120.0120.01016.46
7.4.110.0110.00716.53
7.4.100.0060.01216.30
7.4.90.0160.00316.34
7.4.80.0120.00619.39
7.4.70.0160.00016.60
7.4.60.0100.00716.59
7.4.50.0000.00716.51
7.4.40.0060.00622.77
7.4.30.0110.00716.42
7.4.00.0040.01414.99
7.3.330.0000.00513.02
7.3.320.0000.00812.99
7.3.310.0080.00016.13
7.3.300.0000.00716.20
7.3.290.0040.01116.32
7.3.280.0060.01116.26
7.3.270.0120.00917.40
7.3.260.0110.00618.24
7.3.250.0060.01016.44
7.3.240.0130.01016.36
7.3.230.0120.00416.39
7.3.210.0080.00916.50
7.3.200.0060.01219.39
7.3.190.0170.00016.58
7.3.180.0040.01216.33
7.3.170.0120.00316.30
7.3.160.0130.00316.22
7.3.120.0070.01114.67
7.2.330.0090.00916.28
7.2.320.0070.01616.46
7.2.310.0150.00916.79
7.2.300.0100.00716.56
7.2.290.0080.00816.60
7.2.00.0030.01219.51
7.1.100.0070.01018.32
7.1.70.0000.01116.95
7.1.60.0140.01119.24
7.1.50.0070.00716.72
7.1.00.0000.06722.33
7.0.200.0000.00716.80
7.0.140.0000.07321.99
7.0.100.0100.06019.93
7.0.90.0170.08319.89
7.0.80.0100.05720.12
7.0.70.0100.07319.92
7.0.60.0130.06319.92
7.0.50.0130.07020.34
7.0.40.0130.05019.96
7.0.30.0030.08320.08
7.0.20.0070.07320.13
7.0.10.0070.09020.10
7.0.00.0100.06720.12
5.6.280.0130.06021.11
5.6.250.0030.05720.62
5.6.240.0030.08320.54
5.6.230.0030.09020.68
5.6.220.0170.07020.52
5.6.210.0070.07020.66
5.6.200.0100.06021.04
5.6.190.0100.05021.03
5.6.180.0070.06021.17
5.6.170.0070.07321.01
5.6.160.0100.06321.03
5.6.150.0170.07020.96
5.6.140.0030.05021.04
5.6.130.0100.07321.11
5.6.120.0070.07321.16
5.6.110.0070.08721.11
5.6.100.0100.05321.10
5.6.90.0170.05720.99
5.6.80.0100.07720.33
5.6.70.0130.07020.41
5.6.60.0100.04720.32
5.6.50.0100.07020.36
5.6.40.0100.06720.29
5.6.30.0100.06720.43
5.6.20.0070.06720.31
5.6.10.0100.07320.52
5.6.00.0130.05020.50
5.5.380.0070.07320.41
5.5.370.0070.08720.42
5.5.360.0100.07720.34
5.5.350.0100.05720.45
5.5.340.0130.06720.84
5.5.330.0100.07320.79
5.5.320.0070.08020.88
5.5.310.0070.07320.88
5.5.300.0070.05720.86
5.5.290.0230.07720.78
5.5.280.0130.08320.89
5.5.270.0030.07720.90
5.5.260.0170.07020.82
5.5.250.0100.08020.64
5.5.240.0100.05720.25
5.5.230.0100.05320.25
5.5.220.0170.06020.14
5.5.210.0100.06320.17
5.5.200.0070.06720.14
5.5.190.0070.07720.23
5.5.180.0100.07320.14
5.5.160.0070.07020.27
5.5.150.0100.07320.07
5.5.140.0030.06320.07
5.5.130.0100.07020.25
5.5.120.0070.06020.10
5.5.110.0130.05320.17
5.5.100.0030.04020.04
5.5.90.0070.04020.06
5.5.80.0100.03720.04
5.5.70.0030.04020.05
5.5.60.0070.03720.04
5.5.50.0000.04320.11
5.5.40.0070.04020.04
5.5.30.0070.03020.03
5.5.20.0030.03719.99
5.5.10.0030.04320.07
5.5.00.0030.03320.10
5.4.450.0170.07719.11
5.4.440.0030.05019.38
5.4.430.0070.05719.36
5.4.420.0130.05019.32
5.4.410.0070.04019.25
5.4.400.0100.05318.91
5.4.390.0070.08319.09
5.4.380.0030.07719.25
5.4.370.0070.07718.92
5.4.360.0130.07318.79
5.4.350.0070.06319.13
5.4.340.0200.05319.14
5.4.320.0170.04318.90
5.4.310.0030.06719.12
5.4.300.0070.06019.02
5.4.290.0130.05719.06
5.4.280.0100.06718.96
5.4.270.0130.06719.07
5.4.260.0130.03718.95
5.4.250.0030.04018.80
5.4.240.0000.04318.78
5.4.230.0030.03719.02
5.4.220.0070.03718.95
5.4.210.0000.04019.12
5.4.200.0100.03319.09
5.4.190.0030.03019.08
5.4.180.0000.04718.96
5.4.170.0070.03318.97
5.4.160.0070.04019.09
5.4.150.0100.03018.96
5.4.140.0000.04016.34
5.4.130.0030.03716.34
5.4.120.0000.04016.34
5.4.110.0070.03016.30
5.4.100.0030.03716.31
5.4.90.0130.02716.45
5.4.80.0030.03716.43
5.4.70.0000.03716.32
5.4.60.0100.03316.31
5.4.50.0030.03716.41
5.4.40.0030.03016.23
5.4.30.0030.03716.18
5.4.20.0070.03316.37
5.4.10.0070.03316.35
5.4.00.0030.04015.77
5.3.290.0100.07314.52
5.3.280.0100.03314.58
5.3.270.0100.03014.58
5.3.260.0130.05314.57
5.3.250.0070.03314.59
5.3.240.0030.03714.43
5.3.230.0000.04014.53
5.3.220.0000.04314.43
5.3.210.0100.03314.54
5.3.200.0030.03314.52
5.3.190.0100.03314.55
5.3.180.0000.04014.42
5.3.170.0030.03714.47
5.3.160.0070.03014.57
5.3.150.0030.03014.47
5.3.140.0000.03714.51
5.3.130.0070.02714.41
5.3.120.0070.02714.40
5.3.110.0030.03314.55
5.3.100.0000.04014.01
5.3.90.0000.03313.92
5.3.80.0000.03313.77
5.3.70.0030.03713.87
5.3.60.0030.03313.99
5.3.50.0100.03013.93
5.3.40.0070.03713.71
5.3.30.0030.03013.88
5.3.20.0000.03013.63
5.3.10.0070.03313.63
5.3.00.0070.03013.63
5.2.170.0000.02713.63
5.2.160.0000.03013.63
5.2.150.0100.02013.63
5.2.140.0000.03313.63
5.2.130.0070.02013.63
5.2.120.0000.03013.63
5.2.110.0000.02713.63
5.2.100.0000.02713.63
5.2.90.0030.02713.63
5.2.80.0030.02713.63
5.2.70.0000.02713.63
5.2.60.0000.03713.63
5.2.50.0030.03013.63
5.2.40.0000.04313.63
5.2.30.0030.02713.63
5.2.20.0030.02713.63
5.2.10.0100.05713.63
5.2.00.0070.05013.63
5.1.60.0030.05313.63
5.1.50.0070.04013.63
5.1.40.0000.03013.63
5.1.30.0130.05013.63
5.1.20.0070.04713.63
5.1.10.0030.02313.63
5.1.00.0030.03013.63
5.0.50.0070.03013.63
5.0.40.0070.03013.63
5.0.30.0070.04013.63
5.0.20.0100.02013.63
5.0.10.0030.04313.63
5.0.00.0000.03713.63
4.4.90.0030.01013.63
4.4.80.0030.01313.63
4.4.70.0000.01313.63
4.4.60.0000.01713.63
4.4.50.0030.01313.63
4.4.40.0000.05013.63
4.4.30.0030.02013.63
4.4.20.0030.02313.63
4.4.10.0030.01713.63
4.4.00.0030.03713.63
4.3.110.0000.02713.63
4.3.100.0030.03013.63
4.3.90.0000.02013.63
4.3.80.0070.03313.63
4.3.70.0000.02713.63
4.3.60.0030.02313.63
4.3.50.0030.03713.63
4.3.40.0070.03713.63
4.3.30.0030.02013.63
4.3.20.0000.01713.63
4.3.10.0000.02013.63
4.3.00.0000.03313.63

preferences:
41.01 ms | 401 KiB | 5 Q