3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(substr_compare("template", "remplate", -6));

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)
8.3.40.0130.00418.58
8.3.30.0100.00318.68
8.3.20.0070.00020.35
8.3.10.0040.00421.96
8.3.00.0070.00022.43
8.2.170.0110.00422.96
8.2.160.0040.01122.21
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0080.00019.13
8.2.110.0050.00522.26
8.2.100.0060.00617.78
8.2.90.0050.00218.92
8.2.80.0090.00017.97
8.2.70.0030.00617.50
8.2.60.0040.00417.90
8.2.50.0060.00318.07
8.2.40.0080.00018.03
8.2.30.0080.00017.92
8.2.20.0020.00517.51
8.2.10.0040.00419.32
8.2.00.0050.00517.43
8.1.270.0060.00322.19
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0040.00423.98
8.1.230.0070.00418.93
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0040.00417.23
8.1.190.0040.00417.29
8.1.180.0000.00818.10
8.1.170.0000.00818.48
8.1.160.0040.00421.88
8.1.150.0000.00718.42
8.1.140.0040.00417.36
8.1.130.0070.00017.66
8.1.120.0080.00017.34
8.1.110.0040.00317.34
8.1.100.0000.00717.21
8.1.90.0080.00017.33
8.1.80.0030.00317.25
8.1.70.0070.00017.30
8.1.60.0000.00917.50
8.1.50.0000.00717.32
8.1.40.0040.00417.40
8.1.30.0050.00217.43
8.1.20.0000.00817.52
8.1.10.0080.00017.31
8.1.00.0000.00817.24
8.0.300.0040.00418.77
8.0.290.0040.00417.00
8.0.280.0050.00318.31
8.0.270.0000.00717.00
8.0.260.0070.00016.68
8.0.250.0030.00616.73
8.0.240.0000.00716.81
8.0.230.0000.00816.76
8.0.220.0030.00316.78
8.0.210.0030.00316.64
8.0.200.0000.00616.82
8.0.190.0060.00316.69
8.0.180.0000.00716.74
8.0.170.0050.00316.83
8.0.160.0000.00716.64
8.0.150.0000.00716.61
8.0.140.0040.00416.66
8.0.130.0000.00613.18
8.0.120.0000.00716.73
8.0.110.0000.00716.76
8.0.100.0040.00416.75
8.0.90.0040.00416.80
8.0.80.0030.01716.72
8.0.70.0000.00716.57
8.0.60.0000.00716.63
8.0.50.0030.00516.77
8.0.30.0140.00816.92
8.0.20.0080.01317.40
8.0.10.0040.00416.82
8.0.00.0110.00716.68
7.4.330.0030.00315.01
7.4.320.0030.00316.34
7.4.300.0070.00016.48
7.4.290.0000.00616.27
7.4.280.0030.00316.36
7.4.270.0070.00016.38
7.4.260.0050.00316.39
7.4.250.0040.00416.44
7.4.240.0040.00316.41
7.4.230.0030.00316.54
7.4.220.0070.01316.34
7.4.210.0030.01216.43
7.4.200.0070.00016.48
7.4.190.0030.00316.44
7.4.160.0040.01116.10
7.4.150.0110.00617.40
7.4.140.0090.01217.86
7.4.130.0120.00816.31
7.4.120.0130.00816.41
7.4.110.0120.00616.21
7.4.100.0060.01216.19
7.4.90.0090.00916.38
7.4.80.0100.01319.39
7.4.70.0090.00616.37
7.4.60.0130.00316.28
7.4.50.0000.00916.42
7.4.40.0090.00622.77
7.4.30.0030.01316.38
7.4.00.0060.00814.86
7.3.330.0050.00212.84
7.3.320.0020.00213.03
7.3.310.0000.00715.94
7.3.300.0060.00016.04
7.3.290.0090.00916.16
7.3.280.0100.00916.16
7.3.270.0140.00417.40
7.3.260.0090.00916.31
7.3.250.0090.00916.33
7.3.240.0100.00616.09
7.3.230.0100.01616.39
7.3.210.0090.00616.43
7.3.200.0160.00419.39
7.3.190.0070.01016.11
7.3.180.0060.00916.19
7.3.170.0120.00316.27
7.3.160.0140.00316.32
7.3.120.0020.01214.59
7.3.110.0030.01014.82
7.3.100.0070.00314.61
7.3.90.0120.00314.74
7.3.80.0030.00714.79
7.3.70.0050.00314.55
7.3.60.0000.01314.56
7.3.50.0030.01014.57
7.3.40.0090.00314.41
7.3.30.0100.00714.83
7.3.20.0000.01116.26
7.3.10.0090.00516.51
7.3.00.0050.01116.39
7.2.330.0130.00316.59
7.2.320.0120.01216.42
7.2.310.0140.00316.29
7.2.300.0140.00316.19
7.2.290.0030.01316.51
7.2.250.0030.01215.00
7.2.240.0100.01014.98
7.2.230.0130.00614.78
7.2.220.0090.00914.89
7.2.210.0000.01514.81
7.2.200.0080.00815.04
7.2.190.0070.01014.66
7.2.180.0030.00914.69
7.2.170.0040.01114.61
7.2.130.0080.00316.45
7.2.120.0000.01416.74
7.2.110.0060.01016.66
7.2.100.0030.00716.36
7.2.90.0080.00416.86
7.2.80.0030.01016.89
7.2.70.0060.00916.80
7.2.60.0030.00916.64
7.2.50.0030.01316.68
7.2.40.0030.01016.15
7.2.30.0000.01116.59
7.2.20.0060.01016.59
7.2.10.0070.00716.63
7.2.00.0060.00916.64
7.1.330.0100.00315.52
7.1.320.0000.00915.49
7.1.310.0070.00415.88
7.1.300.0060.00315.84
7.1.290.0030.01215.57
7.1.280.0070.01115.81
7.1.270.0040.01215.57
7.1.260.0060.00615.77
7.1.250.0060.00615.55
7.1.70.0000.00716.70
7.1.60.0160.00017.19
7.1.50.0040.01416.53
7.1.00.0070.07322.36
7.0.200.0110.01416.69
7.0.140.0100.06722.08
7.0.60.0030.08319.87
7.0.50.0030.04017.82
7.0.40.0100.03720.09
7.0.30.0300.07320.34
7.0.20.0230.04020.17
7.0.10.0230.06320.11
7.0.00.0130.07720.29
5.6.280.0100.06721.08
5.6.210.0100.07720.54
5.6.200.0200.04718.11
5.6.190.0100.06320.37
5.6.180.3170.04720.46
5.6.170.0130.07020.41
5.6.160.0070.04720.41
5.6.150.0130.07718.12
5.6.140.0100.08018.11
5.6.130.0000.04718.21
5.6.120.0070.05021.01
5.6.110.0170.06021.01
5.6.100.0070.08720.95
5.6.90.0100.08721.00
5.6.80.0170.06720.50
5.6.70.0230.06720.39
5.5.350.0070.06720.38
5.5.340.0070.04017.95
5.5.330.0030.09020.40
5.5.320.0270.08020.21
5.5.310.0230.05020.29
5.5.300.0070.09017.98
5.5.290.0100.06318.00
5.5.280.0000.04320.97
5.5.270.0100.03720.87
5.5.260.0000.06020.92
5.5.250.0070.08020.79
5.5.240.0130.07020.18
5.4.450.0370.06319.58
5.4.440.0500.06319.34
5.4.430.0070.05719.45
5.4.420.0100.06019.47
5.4.410.0200.04319.35
5.4.400.0970.00018.69
5.4.390.0900.00018.72
5.4.380.0230.05718.72
5.4.370.0170.05018.61
5.4.360.0030.06018.74
5.4.350.0270.04018.63
5.4.340.0100.05718.74
5.4.320.0040.03712.45
5.4.310.0050.03712.45
5.4.300.0050.03712.45
5.4.290.0060.03712.45
5.4.280.0080.03312.35
5.4.270.0170.05318.99
5.4.260.0100.05718.88
5.4.250.0100.07718.74
5.4.240.0100.07718.73
5.4.230.0130.05318.77
5.4.220.0070.05718.64
5.4.210.0170.06718.91
5.4.200.0170.04718.83
5.4.190.0130.06019.03
5.4.180.0170.06318.91
5.4.170.0200.06018.82
5.4.160.0130.05019.02
5.4.150.0100.07718.89
5.4.140.0100.04716.44
5.4.130.0100.07016.27
5.4.120.0100.07016.52
5.4.110.0170.06316.49
5.4.100.0170.05016.54
5.4.90.0100.07016.34
5.4.80.0200.07016.18
5.4.70.0070.05316.33
5.4.60.0200.06316.42
5.4.50.0130.05716.31
5.4.40.0070.06016.37
5.4.30.0230.03716.31
5.4.20.0170.05716.31
5.4.10.0030.05716.32
5.4.00.0130.04715.95
5.3.290.0050.05612.80
5.3.280.0200.05714.74
5.3.270.0030.06714.47
5.3.260.0170.06714.62
5.3.250.0170.04714.69
5.3.240.0100.06014.48
5.3.230.0070.05714.51
5.3.220.0130.06014.56
5.3.210.0130.06714.55
5.3.200.0070.06314.40
5.3.190.0070.06014.61
5.3.180.0000.07714.57
5.3.170.0130.04714.42
5.3.160.0130.05314.33
5.3.150.0100.07014.25
5.3.140.0300.05014.57
5.3.130.0100.05714.31
5.3.120.0100.07714.46
5.3.110.0130.07314.56
5.3.100.0100.06713.80
5.3.90.0070.06014.03
5.3.80.0170.06313.95
5.3.70.0100.05713.93
5.3.60.0070.06014.01
5.3.50.0230.05713.95
5.3.40.0030.06314.04
5.3.30.0100.04713.77
5.3.20.0200.04313.60
5.3.10.0170.04313.73
5.3.00.0170.06013.40
5.2.170.0070.04311.16
5.2.160.0030.06311.07
5.2.150.0100.03711.14
5.2.140.0100.04011.14
5.2.130.0030.04011.25
5.2.120.0130.05311.25
5.2.110.0070.05011.04
5.2.100.0070.05011.20
5.2.90.0100.05311.09
5.2.80.0070.04311.09
5.2.70.0070.05011.23
5.2.60.0100.04010.98
5.2.50.0070.06010.94
5.2.40.0070.05311.08
5.2.30.0030.04010.96
5.2.20.0130.04310.95
5.2.10.0030.05311.01
5.2.00.0070.05010.69
5.1.60.0070.04310.05
5.1.50.0030.0409.90
5.1.40.0100.0439.88
5.1.30.0070.04310.24
5.1.20.0100.04310.50
5.1.10.0100.04310.21
5.1.00.0130.03710.21
5.0.50.0030.0378.59
5.0.40.0030.0278.36
5.0.30.0000.0508.27
5.0.20.0030.0278.23
5.0.10.0100.0338.11
5.0.00.0030.0478.11
4.4.90.0100.0177.16
4.4.80.0030.0307.16
4.4.70.0000.0337.16
4.4.60.0070.0207.16
4.4.50.0070.0207.16
4.4.40.0130.0337.16
4.4.30.0030.0277.16
4.4.20.0070.0277.16
4.4.10.0130.0237.16
4.4.00.0070.0337.16
4.3.110.0070.0307.16
4.3.100.0070.0277.16
4.3.90.0100.0207.16
4.3.80.0000.0437.16
4.3.70.0000.0337.16
4.3.60.0070.0237.16
4.3.50.0070.0237.16
4.3.40.0000.0407.16
4.3.30.0000.0307.16
4.3.20.0030.0207.16
4.3.10.0000.0177.16
4.3.00.0030.0278.17

preferences:
48.35 ms | 400 KiB | 5 Q