3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substring('cen_tabak_kolya@mail.ru', 4);

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)
8.3.60.0090.01218.56
8.3.50.0070.00717.91
8.3.40.0070.00718.84
8.3.30.0110.00818.77
8.3.20.0110.00420.25
8.3.10.0000.01520.48
8.3.00.0090.00621.78
8.2.180.0180.00016.38
8.2.170.0110.00422.96
8.2.160.0100.01022.13
8.2.150.0090.00624.18
8.2.140.0040.00424.66
8.2.130.0050.00320.80
8.2.120.0110.00726.35
8.2.110.0060.00321.04
8.2.100.0070.00317.84
8.2.90.0040.00418.03
8.2.80.0050.00218.06
8.2.70.0040.00417.63
8.2.60.0030.00617.80
8.2.50.0040.00418.09
8.2.40.0000.00922.26
8.2.30.0040.00419.46
8.2.20.0040.00417.59
8.2.10.0000.00818.04
8.2.00.0040.00417.96
8.1.280.0110.00425.92
8.1.270.0040.00423.99
8.1.260.0120.00328.09
8.1.250.0050.00328.09
8.1.240.0080.00822.66
8.1.230.0070.00420.91
8.1.220.0000.00917.74
8.1.210.0000.00818.90
8.1.200.0030.00617.00
8.1.190.0000.00918.86
8.1.180.0030.00518.10
8.1.170.0090.00018.53
8.1.160.0000.00720.54
8.1.150.0030.00620.52
8.1.140.0030.00519.46
8.1.130.0000.00717.57
8.1.120.0020.00517.26
8.1.110.0070.00017.32
8.1.100.0000.00717.31
8.1.90.0070.00017.34
8.1.80.0000.00817.21
8.1.70.0000.00717.27
8.1.60.0050.00317.40
8.1.50.0040.00417.38
8.1.40.0070.00017.50
8.1.30.0050.00317.59
8.1.20.0050.00217.42
8.1.10.0080.00017.49
8.1.00.0100.00017.32
8.0.300.0070.00019.78
8.0.290.0070.00016.75
8.0.280.0000.00818.28
8.0.270.0050.00217.23
8.0.260.0030.00317.09
8.0.250.0030.00316.91
8.0.240.0030.00316.82
8.0.230.0000.00716.85
8.0.220.0040.00416.80
8.0.210.0020.00516.79
8.0.200.0030.00316.83
8.0.190.0040.00416.95
8.0.180.0040.00416.81
8.0.170.0080.00316.79
8.0.160.0020.00516.82
8.0.150.0030.00316.82
8.0.140.0070.00016.88
8.0.130.0050.00013.23
8.0.120.0080.00016.84
8.0.110.0040.00416.93
8.0.100.0040.00416.94
8.0.90.0040.00416.99
8.0.80.0030.01316.84
8.0.70.0000.00716.85
8.0.60.0000.00716.77
8.0.50.0040.00416.76
8.0.30.0060.01016.97
8.0.20.0100.00917.40
8.0.10.0070.00017.01
8.0.00.0090.00916.77
7.4.330.0000.00516.80
7.4.320.0070.00016.40
7.4.300.0060.00016.53
7.4.290.0070.00316.51
7.4.280.0040.00416.41
7.4.270.0070.00016.52
7.4.260.0060.00316.36
7.4.250.0070.00016.40
7.4.240.0070.00016.44
7.4.230.0030.00316.64
7.4.220.0070.01116.30
7.4.210.0060.00916.47
7.4.200.0030.00316.31
7.4.160.0070.01016.56
7.4.150.0140.00317.40
7.4.140.0200.01217.86
7.4.130.0150.00616.50
7.4.120.0100.01116.65
7.4.110.0090.00616.49
7.4.100.0100.01016.42
7.4.90.0140.00616.50
7.4.80.0140.00419.39
7.4.70.0070.01016.31
7.4.60.0080.01116.59
7.4.50.0030.00916.39
7.4.40.0090.00916.39
7.4.30.0060.01016.45
7.4.00.0080.00814.74
7.3.330.0000.00713.06
7.3.320.0000.00513.12
7.3.310.0000.00716.18
7.3.300.0070.00016.35
7.3.290.0030.00316.15
7.3.280.0080.00716.22
7.3.270.0090.00817.40
7.3.260.0030.01316.43
7.3.250.0140.00516.30
7.3.240.0100.00816.38
7.3.230.0130.00616.39
7.3.210.0120.00416.34
7.3.200.0030.01416.61
7.3.190.0030.01416.41
7.3.180.0070.01016.29
7.3.170.0030.01516.52
7.3.160.0090.00616.38
7.3.120.0030.01514.77
7.3.110.0060.01315.00
7.3.100.0060.01014.50
7.3.90.0030.01314.95
7.3.80.0000.01715.12
7.3.70.0120.00314.52
7.3.60.0070.00714.71
7.3.50.0070.00414.94
7.3.40.0030.00614.57
7.3.30.0030.00614.78
7.3.20.0060.00616.57
7.3.10.0080.00516.35
7.3.00.0090.00516.47
7.2.330.0140.00316.62
7.2.320.0080.01516.54
7.2.310.0070.01016.57
7.2.300.0070.01016.54
7.2.290.0080.00816.35
7.2.250.0110.01114.87
7.2.240.0060.00615.07
7.2.230.0030.01215.00
7.2.220.0000.01714.83
7.2.210.0070.01114.68
7.2.200.0090.01215.04
7.2.190.0060.00614.85
7.2.180.0030.00814.86
7.2.170.0070.00714.80
7.2.130.0150.00716.63
7.2.120.0030.00916.50
7.2.110.0120.01216.34
7.2.100.0000.01216.34
7.2.90.0120.00616.45
7.2.80.0080.01116.77
7.2.70.0080.00416.57
7.2.60.0080.00716.68
7.2.50.0130.01016.46
7.2.40.0180.00716.49
7.2.30.0110.00416.45
7.2.20.0030.00716.35
7.2.10.0070.00716.63
7.2.00.0050.01017.93
7.1.330.0040.01115.46
7.1.320.0030.00915.68
7.1.310.0070.00415.67
7.1.300.0040.00815.36
7.1.290.0070.00315.76
7.1.280.0110.00415.43
7.1.270.0000.01215.68
7.1.260.0110.00415.63
7.1.250.0070.00314.99
7.1.200.0080.00315.73
7.1.100.0000.01617.91
7.1.70.0000.00716.77
7.1.60.0100.01319.19
7.1.50.0070.00716.57
7.1.00.0100.06722.36
7.0.200.0100.01014.64
7.0.60.0100.05321.73
7.0.50.0030.04017.81
7.0.40.0070.05320.20
7.0.30.0300.06320.01
7.0.20.0100.04720.09
7.0.10.0030.08320.13
7.0.00.0070.08720.01
5.6.280.0030.05321.14
5.6.210.0170.07020.54
5.6.200.0130.08018.15
5.6.190.0030.08720.56
5.6.180.0170.07320.41
5.6.170.0200.03720.41
5.6.160.0000.08320.32
5.6.150.0100.07018.21
5.6.140.0070.06018.11
5.6.130.0070.03718.20
5.6.120.0030.04321.11
5.6.110.0230.07721.11
5.6.100.0030.04020.96
5.6.90.0170.07321.10
5.6.80.0070.03720.40
5.5.350.4300.04020.40
5.5.340.0170.06017.91
5.5.330.0070.08320.13
5.5.320.0330.06720.11
5.5.310.0300.07020.24
5.5.300.0100.08718.02
5.5.290.0130.04017.98
5.5.280.0130.07720.80
5.5.270.0130.07320.72
5.5.260.0070.08020.95
5.5.250.0030.08320.65
5.5.240.0030.08020.34

preferences:
56.4 ms | 401 KiB | 5 Q