3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mass = str_split('0123'); $length = 6; foreach ($mass as $el) { $srt = null; for ($i = 1; $i <= $length; $i++) { $str += $el; if($i = $length) { $str = null; } print_r($str); } }

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)
8.3.60.0130.01016.38
8.3.50.0110.00721.95
8.3.40.0120.00318.84
8.3.30.0070.01418.88
8.3.20.0040.00420.38
8.3.10.0060.00321.73
8.3.00.0060.00617.50
8.2.180.0160.00316.63
8.2.170.0150.00018.91
8.2.160.0100.00722.96
8.2.150.0030.00524.18
8.2.140.0070.00724.66
8.2.130.0060.00326.16
8.2.120.0120.00319.48
8.2.110.0090.00019.14
8.2.100.0090.00317.84
8.2.90.0000.00719.41
8.2.80.0040.00417.97
8.2.70.0040.00417.63
8.2.60.0040.00418.00
8.2.50.0060.00318.07
8.2.40.0000.00818.09
8.2.30.0000.00718.13
8.2.20.0000.00817.91
8.2.10.0000.00818.10
8.2.00.0040.00418.34
8.1.280.0090.00625.92
8.1.270.0090.00020.37
8.1.260.0120.00626.35
8.1.250.0100.00728.09
8.1.240.0040.00422.23
8.1.230.0100.00019.01
8.1.220.0000.00817.77
8.1.210.0070.00318.77
8.1.200.0000.00917.36
8.1.190.0040.00417.22
8.1.180.0000.00918.10
8.1.170.0030.00520.43
8.1.160.0000.00821.88
8.1.150.0070.00018.94
8.1.140.0040.00417.45
8.1.130.0000.00817.79
8.1.120.0040.00417.51
8.1.110.0000.00717.43
8.1.100.0030.00317.41
8.1.90.0070.00017.46
8.1.80.0000.00817.36
8.1.70.0070.00017.39
8.1.60.0040.00417.61
8.1.50.0060.00317.42
8.1.40.0030.00617.41
8.1.30.0050.00317.68
8.1.20.0000.00817.59
8.1.10.0070.00017.31
8.1.00.0000.00817.25
8.0.300.0000.00720.09
8.0.290.0040.00416.75
8.0.280.0030.00518.40
8.0.270.0050.00317.20
8.0.260.0060.00017.30
8.0.250.0030.00517.06
8.0.240.0000.00716.88
8.0.230.0040.00416.95
8.0.220.0000.00716.96
8.0.210.0030.00316.96
8.0.200.0000.00716.96
8.0.190.0000.00817.05
8.0.180.0070.00416.96
8.0.170.0060.00316.99
8.0.160.0040.00416.95
8.0.150.0000.00716.82
8.0.140.0050.00216.83
8.0.130.0000.00613.41
8.0.120.0040.00416.91
8.0.110.0050.00316.79
8.0.100.0000.00716.93
8.0.90.0000.00816.74
8.0.80.0090.00616.90
8.0.70.0040.00416.97
8.0.60.0050.00216.91
8.0.50.0070.00016.81
8.0.30.0070.01716.95
8.0.20.0130.00617.40
8.0.10.0000.00817.01
8.0.00.0070.01316.72
7.4.330.0020.00215.14
7.4.320.0030.00316.51
7.4.300.0040.00416.55
7.4.290.0040.00416.48
7.4.280.0060.00316.40
7.4.270.0000.00716.51
7.4.260.0080.00016.39
7.4.250.0050.00316.48
7.4.240.0020.00616.48
7.4.230.0070.00016.34
7.4.220.0100.00716.47
7.4.210.0000.01416.71
7.4.200.0030.00616.50
7.4.160.0040.01216.66
7.4.150.0100.00717.40
7.4.140.0120.00717.86
7.4.130.0180.01116.49
7.4.120.0070.01216.53
7.4.110.0120.01216.70
7.4.100.0120.00616.30
7.4.90.0060.01116.63
7.4.80.0140.01119.39
7.4.70.0100.00716.33
7.4.60.0100.00716.51
7.4.50.0020.00216.52
7.4.40.0060.01116.38
7.4.30.0130.00716.33
7.4.00.0070.01014.89
7.3.330.0000.00513.14
7.3.320.0120.00013.23
7.3.310.0070.00016.32
7.3.300.0040.00416.38
7.3.290.0110.00416.41
7.3.280.0090.00716.40
7.3.270.0090.00917.40
7.3.260.0090.00916.35
7.3.250.0070.01416.53
7.3.240.0100.00716.50
7.3.230.0090.00916.39
7.3.210.0030.01316.39
7.3.200.0030.01319.39
7.3.190.0110.01116.48
7.3.180.0150.00016.41
7.3.170.0120.01116.36
7.3.160.0130.00316.29
7.2.330.0100.01416.57
7.2.320.0030.01616.73
7.2.310.0070.01016.50
7.2.300.0100.00716.46
7.2.290.0100.01016.73
7.2.60.0040.01116.95
7.2.00.0070.00319.58
7.1.200.0070.00715.99
7.1.100.0110.00018.37
7.1.70.0030.00717.24
7.1.60.0130.01019.50
7.1.50.0210.00314.36
7.1.00.0000.08022.28
7.0.200.1590.00715.02
7.0.110.0100.04719.96
7.0.100.0030.04019.83
7.0.90.0100.03319.92
7.0.80.0070.04019.86
7.0.70.0030.03319.99
7.0.60.0030.06019.93
7.0.50.0130.08319.78
7.0.40.0070.04719.68
7.0.30.0000.09019.63
7.0.20.0200.07719.73
7.0.10.0030.07019.64
7.0.00.0100.07319.72
5.6.280.0070.06720.99
5.6.260.0030.04020.84
5.6.250.0070.03720.54
5.6.240.0030.04020.59
5.6.230.0070.03720.50
5.6.220.0070.07320.41
5.6.210.0000.04020.56
5.6.200.0100.03721.16
5.6.190.0100.08721.00
5.6.180.0100.08020.89
5.6.170.0030.08020.95
5.6.160.0070.08721.14
5.6.150.0070.06320.89
5.6.140.0000.05721.08
5.6.130.0100.07020.58
5.6.120.0030.05020.53
5.6.110.0200.07020.48
5.6.100.0130.06720.56
5.6.90.0030.07320.48
5.6.80.0100.04019.98
5.6.70.0030.05319.97
5.6.60.0030.05319.95
5.6.50.0070.04019.96
5.6.40.0030.03719.93
5.6.30.0000.05020.16
5.6.20.0030.04719.94
5.6.10.0070.03319.86
5.6.00.0030.04020.38
5.5.380.0070.06720.52
5.5.370.0070.04320.51
5.5.360.0170.05020.47
5.5.350.0070.05020.44
5.5.340.0070.08320.75
5.5.330.0030.09320.74
5.5.320.0070.04320.75
5.5.310.0130.05020.81
5.5.300.0070.08320.78
5.5.290.0070.04720.89
5.5.280.0030.05020.90
5.5.270.0100.08020.89
5.5.260.0100.08020.68
5.5.250.0100.05720.60
5.5.240.0070.07320.14
5.5.230.0030.05720.19
5.5.220.0070.04020.30
5.5.210.0070.05020.28
5.5.200.0070.04020.34
5.5.190.0000.03720.20
5.5.180.0000.04720.26
5.5.160.0070.03020.23
5.5.150.0030.04020.32
5.5.140.0100.04020.32
5.5.130.0030.04720.04
5.5.120.0100.03320.03
5.5.110.0030.04020.18
5.5.100.0030.04020.14
5.5.90.0030.04020.09
5.5.80.0070.03320.20
5.5.70.0000.04020.10
5.5.60.0030.03720.16
5.5.50.0030.04719.95
5.5.40.0070.04019.93
5.5.30.0100.03320.06
5.5.20.0070.04020.18
5.5.10.0130.03719.96
5.5.00.0030.04720.15
5.4.450.0100.06719.58
5.4.440.0100.03319.49
5.4.430.0030.08719.27
5.4.420.0030.04719.48
5.4.410.0030.04019.36
5.4.400.0070.06719.08
5.4.390.0100.05019.10
5.4.380.0000.04319.28
5.4.370.0030.03718.95
5.4.360.0000.05719.25
5.4.350.0070.04019.00
5.4.340.0000.03719.07
5.4.320.0100.02719.03
5.4.310.0070.04019.08
5.4.300.0000.04719.27
5.4.290.0030.03319.17
5.4.280.0000.05019.07
5.4.270.0070.03019.16
5.4.260.0030.04318.95
5.4.250.0100.03719.00
5.4.240.0030.04319.11
5.4.230.0030.04319.09
5.4.220.0100.03019.11
5.4.210.0000.04319.25
5.4.200.0070.04019.09
5.4.190.0030.03318.97
5.4.180.0030.03719.11
5.4.170.0070.04018.97
5.4.160.0030.04318.91
5.4.150.0070.04019.18
5.4.140.0070.04016.50
5.4.130.0030.04016.29
5.4.120.0100.03316.17
5.4.110.0100.03716.13
5.4.100.0000.04316.50
5.4.90.0000.04016.25
5.4.80.0030.04016.27
5.4.70.0070.04016.39
5.4.60.0030.03316.26
5.4.50.0000.04316.25
5.4.40.0070.03316.53
5.4.30.0100.03316.48
5.4.20.0000.04016.49
5.4.10.0070.04016.50
5.4.00.0000.04315.56
5.3.290.0030.04714.76
5.3.280.0100.02714.66
5.3.270.0030.04314.47
5.3.260.0070.04014.63
5.3.250.0030.04314.45
5.3.240.0100.03714.45
5.3.230.0000.04314.50
5.3.220.0070.04014.41
5.3.210.0030.04314.59
5.3.200.0030.04014.36
5.3.190.0000.03714.57
5.3.180.0100.03714.44
5.3.170.0000.03714.50
5.3.160.0100.03714.49
5.3.150.0030.04314.57
5.3.140.0000.04014.38
5.3.130.0030.04014.49
5.3.120.0030.03314.48
5.3.110.0030.04314.47
5.3.100.0030.04013.88
5.3.90.0000.04713.84
5.3.80.0000.04313.91
5.3.70.0070.03714.11
5.3.60.0070.03713.94
5.3.50.0100.03313.88
5.3.40.0000.04313.80
5.3.30.0030.04013.80
5.3.20.0070.03713.75
5.3.10.0070.03713.50
5.3.00.0030.04313.55
5.2.170.0000.03311.40
5.2.160.0030.03311.40
5.2.150.0000.03311.40
5.2.140.0030.03311.40
5.2.130.0000.03711.40
5.2.120.0000.03711.40
5.2.110.0000.03311.40
5.2.100.0030.03011.40
5.2.90.0030.03311.40
5.2.80.0030.03311.40
5.2.70.0030.03311.40
5.2.60.0000.03011.40
5.2.50.0100.02711.40
5.2.40.0070.02711.40
5.2.30.0070.03011.40
5.2.20.0030.03011.40
5.2.10.0170.02311.40
5.2.00.0070.03011.40
5.1.60.0000.03011.40
5.1.50.0070.02311.40
5.1.40.0000.02711.40
5.1.30.0000.03311.40
5.1.20.0030.02711.40
5.1.10.0070.02311.40
5.1.00.0000.03011.40
5.0.50.0030.02011.40
5.0.40.0000.02011.40
5.0.30.0000.03311.40
5.0.20.0030.02011.40
5.0.10.0030.02011.40
5.0.00.0000.03011.40
4.4.90.0000.02011.40
4.4.80.0030.01711.40
4.4.70.0030.01311.40
4.4.60.0000.01711.40
4.4.50.0070.01011.40
4.4.40.0000.02311.40
4.4.30.0000.01711.40
4.4.20.0000.01711.40
4.4.10.0030.01311.40
4.4.00.0000.02711.40
4.3.110.0030.01311.40
4.3.100.0000.01711.40
4.3.90.0030.01311.40
4.3.80.0000.02711.40
4.3.70.0000.01711.40
4.3.60.0000.01711.40
4.3.50.0000.01711.40
4.3.40.0000.02711.40
4.3.30.0000.01711.40
4.3.20.0100.00711.40
4.3.10.0030.01311.40
4.3.00.0000.01711.40

preferences:
52.89 ms | 401 KiB | 5 Q