3v4l.org

run code in 300+ PHP versions simultaneously
<?php (int)substr("123412123", -3, 3);

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)
8.3.60.0040.01116.61
8.3.50.0120.00616.54
8.3.40.0110.00418.59
8.3.30.0140.00518.38
8.3.20.0050.00318.60
8.3.10.0040.00418.66
8.3.00.0110.00017.46
8.2.180.0070.00716.32
8.2.170.0110.00422.96
8.2.160.0070.01018.63
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0000.00721.12
8.2.110.0090.00022.22
8.2.100.0060.00619.32
8.2.90.0030.00517.36
8.2.80.0000.00918.71
8.2.70.0000.00917.25
8.2.60.0040.00417.79
8.2.50.0030.00517.80
8.2.40.0040.00419.23
8.2.30.0000.00817.57
8.2.20.0000.00917.54
8.2.10.0040.00417.43
8.2.00.0000.00817.47
8.1.280.0140.00425.92
8.1.270.0050.00323.99
8.1.260.0060.00326.35
8.1.250.0000.00828.09
8.1.240.0140.00023.92
8.1.230.0030.00920.97
8.1.220.0000.00817.74
8.1.210.0070.00318.77
8.1.200.0040.00417.23
8.1.190.0080.00017.00
8.1.180.0040.00418.10
8.1.170.0000.00817.62
8.1.160.0040.00418.86
8.1.150.0060.00318.50
8.1.140.0040.00417.26
8.1.130.0040.00417.24
8.1.120.0030.00717.34
8.1.110.0060.00317.31
8.1.100.0070.00017.32
8.1.90.0030.00517.29
8.1.80.0000.00717.38
8.1.70.0030.00317.41
8.1.60.0000.00717.43
8.1.50.0040.00417.36
8.1.40.0000.01017.45
8.1.30.0040.00417.57
8.1.20.0050.00217.48
8.1.10.0050.00217.34
8.1.00.0030.00617.29
8.0.300.0050.00218.77
8.0.290.0040.00416.58
8.0.280.0000.00718.56
8.0.270.0000.00817.19
8.0.260.0070.00016.66
8.0.250.0000.00816.76
8.0.240.0040.00416.89
8.0.230.0000.00816.75
8.0.220.0000.00816.83
8.0.210.0000.00816.81
8.0.200.0050.00216.86
8.0.190.0040.00416.76
8.0.180.0000.00716.75
8.0.170.0060.00316.80
8.0.160.0030.00316.75
8.0.150.0040.00416.73
8.0.140.0070.00316.63
8.0.130.0030.00313.18
8.0.120.0030.00716.62
8.0.110.0000.00716.57
8.0.100.0000.00816.70
8.0.90.0070.00016.66
8.0.80.0040.01116.73
8.0.70.0000.00716.66
8.0.60.0000.00816.80
8.0.50.0060.00316.83
8.0.30.0100.00717.25
8.0.20.0080.01117.17
8.0.10.0000.00716.95
8.0.00.0130.00816.52
7.4.330.0020.00212.91
7.4.320.0040.00416.54
7.4.300.0030.00516.38
7.4.290.0000.00616.42
7.4.280.0040.00416.36
7.4.270.0030.00316.46
7.4.260.0000.00613.20
7.4.250.0000.00816.42
7.4.240.0070.00016.37
7.4.230.0030.00316.46
7.4.220.0090.00916.52
7.4.210.0050.01116.51
7.4.200.0040.00416.43
7.4.190.0040.00416.69
7.4.160.0160.00016.31
7.4.150.0090.00916.50
7.4.140.0040.01517.86
7.4.130.0150.00416.59
7.4.120.0070.01016.30
7.4.110.0090.01316.35
7.4.100.0100.00716.48
7.4.90.0100.01316.46
7.4.80.0120.00419.39
7.4.70.0130.00416.38
7.4.60.0120.00616.52
7.4.50.0000.00516.36
7.4.40.0150.00016.63
7.4.30.0030.01616.27
7.4.00.0130.00314.86
7.3.330.0000.00713.04
7.3.320.0030.00313.10
7.3.310.0030.00316.14
7.3.300.0000.00716.18
7.3.290.0090.00516.18
7.3.280.0070.01316.21
7.3.270.0090.00916.36
7.3.260.0060.01216.29
7.3.240.0080.00816.44
7.3.230.0100.00716.37
7.3.210.0100.00716.32
7.3.200.0090.00916.41
7.3.190.0080.00816.31
7.3.180.0090.00616.23
7.3.170.0040.01216.25
7.3.160.0040.01116.48
7.3.120.0100.00714.70
7.3.10.0120.00616.46
7.3.00.0270.00516.32
7.2.330.0110.00716.32
7.2.320.0040.01416.56
7.2.310.0140.00416.11
7.2.300.0100.00716.51
7.2.290.0070.01016.36
7.2.130.0130.00616.93
7.2.120.0090.00616.39
7.2.110.0090.00316.61
7.2.100.0030.01016.66
7.2.90.0050.00316.54
7.2.80.0060.00616.71
7.2.70.0040.01216.53
7.2.60.0060.00816.84
7.2.50.0040.00816.60
7.2.40.0090.00616.56
7.2.30.0100.01016.45
7.2.20.0150.00516.34
7.2.10.0170.00516.63
7.2.00.0030.00817.90
7.1.250.0070.00715.18
7.1.200.0040.00815.62
7.1.100.0000.01018.00
7.1.70.0060.00917.13
7.1.60.0140.01019.25
7.1.50.0090.01316.86
7.1.00.0030.07722.30
7.0.200.0030.00616.80
7.0.140.0070.06721.92
7.0.60.0070.04020.06
7.0.50.0070.08317.66
7.0.40.0000.05320.20
7.0.30.0270.04020.04
7.0.20.0230.07020.00
7.0.10.0130.08020.16
7.0.00.0170.06020.08
5.6.280.0030.07320.85
5.6.210.0170.06320.54
5.6.200.0130.08318.23
5.6.190.0000.05720.41
5.6.180.0330.04720.32
5.6.170.0100.04720.49
5.6.160.0130.07720.41
5.6.150.0070.04718.12
5.6.140.0070.03718.21
5.6.130.0070.08718.21
5.6.120.0100.05021.02
5.6.110.0270.07320.98
5.6.100.0070.07721.08
5.6.90.0270.05321.11
5.6.80.0100.03320.52
5.5.350.0000.08320.43
5.5.340.0070.07317.95
5.5.330.0030.04320.29
5.5.320.3830.04320.21
5.5.310.0200.08020.41
5.5.300.0070.07717.95
5.5.290.0100.03717.91
5.5.280.0170.07320.76
5.5.270.0000.04320.66
5.5.260.0030.08720.96
5.5.250.0100.06320.58
5.5.240.0130.04020.15
5.4.450.0330.08319.23
5.4.440.0330.07319.57
5.4.430.0400.07319.57
5.4.420.0270.06319.41
5.4.410.0270.04019.28
5.4.400.0270.03718.79
5.4.390.0300.03318.80
5.4.380.0300.03019.08
5.4.370.0200.04018.88
5.4.360.0200.04019.26
5.4.350.0270.03719.13
5.4.340.0270.06718.93
5.4.320.0200.04319.10
5.4.310.0330.05318.82
5.4.300.0230.04019.05
5.4.290.0200.04019.03
5.4.280.0270.06018.92
5.4.270.0300.03718.80
5.4.260.0270.05318.80
5.4.250.0300.03319.09
5.4.240.0230.03318.92
5.4.230.0270.06019.09
5.4.220.0170.04318.94
5.4.210.0300.05719.05
5.4.200.0200.04019.07
5.4.190.0230.04718.94
5.4.180.0230.03718.92
5.4.170.0270.04318.87
5.4.160.0230.06718.75
5.4.150.0300.03019.07
5.4.140.0200.03716.36
5.4.130.0230.03316.37
5.4.120.0200.03716.35
5.4.110.0230.03316.42
5.4.100.0170.04016.40
5.4.90.0270.04016.23
5.4.80.0230.04716.37
5.4.70.0230.03316.41
5.4.60.0200.04016.16
5.4.50.0130.05016.46
5.4.40.0200.03316.36
5.4.30.0200.03716.20
5.4.20.0270.03016.36
5.4.10.0230.03316.15
5.4.00.0200.03715.88
5.3.290.0200.04314.65
5.3.280.0230.03714.45
5.3.270.0270.03014.44
5.3.260.0230.03714.46
5.3.250.0200.04014.54
5.3.240.0200.04014.69
5.3.230.0270.03314.43
5.3.220.0270.03314.50
5.3.210.0270.03314.43
5.3.200.0200.04314.40
5.3.190.0270.07014.52
5.3.180.0200.03714.65
5.3.170.0170.04014.39
5.3.160.0230.04014.41
5.3.150.0230.03714.41
5.3.140.0300.06714.39
5.3.130.0230.03714.50
5.3.120.0300.04714.48
5.3.110.0270.06714.37
5.3.100.0370.06313.93
5.3.90.0270.06014.06
5.3.80.0300.07013.96
5.3.70.0430.06014.11
5.3.60.0370.05013.96
5.3.50.0300.03013.77
5.3.40.0230.03313.80
5.3.30.0200.06713.73
5.3.20.0370.06013.57
5.3.10.0270.04313.74
5.3.00.0300.03313.73
5.2.170.0170.03711.08
5.2.160.0330.04011.22
5.2.150.0170.03311.19
5.2.140.0230.06010.98
5.2.130.0170.04310.96
5.2.120.0200.06011.15
5.2.110.0200.02711.25
5.2.100.0270.05011.18
5.2.90.0200.05010.94
5.2.80.0230.05310.95
5.2.70.0270.03010.93
5.2.60.0270.05711.07
5.2.50.0130.03311.09
5.2.40.0230.05310.93
5.2.30.0170.03011.01
5.2.20.0170.04710.84
5.2.10.0200.02710.79
5.2.00.0130.02710.65
5.1.60.0230.04710.14
5.1.50.0200.0239.93
5.1.40.0200.0309.86
5.1.30.0230.05010.41
5.1.20.0170.04010.42
5.1.10.0230.05310.05
5.1.00.0300.04310.07
5.0.50.0130.0278.46
5.0.40.0100.0338.33
5.0.30.0070.0478.23
5.0.20.0100.0308.16
5.0.10.0100.0308.17
5.0.00.0070.0508.03
4.4.90.0130.0277.50
4.4.80.0130.0337.50
4.4.70.0070.0277.50
4.4.60.0170.0337.50
4.4.50.0100.0337.50
4.4.40.0100.0277.50
4.4.30.0100.0177.50
4.4.20.0170.0277.50
4.4.10.0030.0207.50
4.4.00.0070.0537.50
4.3.110.0100.0177.50
4.3.100.0170.0277.50
4.3.90.0100.0177.50
4.3.80.0130.0237.50
4.3.70.0170.0137.50
4.3.60.0170.0277.50
4.3.50.0100.0207.50
4.3.40.0130.0437.50
4.3.30.0070.0207.50
4.3.20.0070.0377.50
4.3.10.0070.0177.50
4.3.00.0070.0277.50

preferences:
47.95 ms | 400 KiB | 5 Q