3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(substr_compare("template", "template", -7));

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)
8.3.40.0070.01318.73
8.3.30.0030.01018.96
8.3.20.0050.00220.16
8.3.10.0040.00421.92
8.3.00.0070.00022.47
8.2.170.0140.00722.96
8.2.160.0140.00421.92
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00019.23
8.2.110.0040.00422.25
8.2.100.0070.00417.78
8.2.90.0070.00018.80
8.2.80.0040.00417.97
8.2.70.0090.00317.38
8.2.60.0040.00417.80
8.2.50.0030.00718.07
8.2.40.0030.00517.78
8.2.30.0000.00817.75
8.2.20.0050.00317.59
8.2.10.0040.00419.31
8.2.00.0000.00817.46
8.1.270.0030.00522.20
8.1.260.0070.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00323.98
8.1.230.0080.00318.97
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.04
8.1.180.0080.00018.10
8.1.170.0090.00018.34
8.1.160.0000.00721.86
8.1.150.0040.00418.43
8.1.140.0040.00417.32
8.1.130.0070.00017.77
8.1.120.0050.00217.24
8.1.110.0070.00017.22
8.1.100.0000.00717.29
8.1.90.0000.00817.33
8.1.80.0040.00417.29
8.1.70.0070.00017.34
8.1.60.0000.00917.43
8.1.50.0000.00717.29
8.1.40.0000.00817.29
8.1.30.0000.00817.48
8.1.20.0000.00817.41
8.1.10.0040.00417.27
8.1.00.0020.00517.31
8.0.300.0000.00718.77
8.0.290.0040.00416.93
8.0.280.0070.00018.29
8.0.270.0070.00017.07
8.0.260.0070.00016.68
8.0.250.0080.00016.77
8.0.240.0030.00616.75
8.0.230.0070.00016.73
8.0.220.0000.00716.79
8.0.210.0050.00216.80
8.0.200.0030.00316.87
8.0.190.0050.00316.82
8.0.180.0000.00716.85
8.0.170.0080.00016.78
8.0.160.0000.00716.86
8.0.150.0030.00516.66
8.0.140.0040.00416.63
8.0.130.0000.00513.16
8.0.120.0000.00716.78
8.0.110.0000.00716.59
8.0.100.0040.00416.75
8.0.90.0070.00016.67
8.0.80.0030.01216.77
8.0.70.0070.00016.78
8.0.60.0040.00416.63
8.0.50.0050.00316.63
8.0.30.0080.01117.07
8.0.20.0090.00917.40
8.0.10.0000.00816.78
8.0.00.0080.01016.67
7.4.330.0020.00215.00
7.4.320.0060.00016.52
7.4.300.0000.00616.27
7.4.290.0070.00016.38
7.4.280.0040.00416.40
7.4.270.0000.00716.37
7.4.260.0030.00616.43
7.4.250.0040.00416.34
7.4.240.0020.00516.43
7.4.230.0030.00316.21
7.4.220.0100.00716.32
7.4.210.0060.01016.35
7.4.200.0030.00316.35
7.4.190.0030.00316.63
7.4.160.0060.00916.48
7.4.150.0090.00617.40
7.4.140.0120.00517.86
7.4.130.0030.01316.43
7.4.120.0030.01416.39
7.4.110.0130.00716.51
7.4.100.0110.00716.41
7.4.90.0100.00716.38
7.4.80.0140.00619.39
7.4.70.0030.01316.46
7.4.60.0060.01316.24
7.4.50.0080.00016.16
7.4.40.0070.00722.77
7.4.30.0090.00916.46
7.4.00.0040.01114.90
7.3.330.0060.00012.81
7.3.320.0050.00013.02
7.3.310.0020.00516.09
7.3.300.0070.00016.12
7.3.290.0030.01216.16
7.3.280.0090.00716.15
7.3.270.0100.00617.40
7.3.260.0130.00616.36
7.3.250.0080.00916.29
7.3.240.0110.00616.35
7.3.230.0030.01916.39
7.3.210.0140.00316.48
7.3.200.0090.00619.39
7.3.190.0100.00716.38
7.3.180.0100.00616.09
7.3.170.0120.00316.46
7.3.160.0160.00016.05
7.3.120.0070.00714.72
7.2.330.0150.00316.34
7.2.320.0080.01216.36
7.2.310.0160.00716.54
7.2.300.0100.00716.52
7.2.290.0100.00716.51
7.2.00.0030.01019.39
7.1.200.0000.01315.66
7.1.100.0030.01217.95
7.1.70.0040.00416.84
7.1.60.0110.00317.08
7.1.50.0000.02216.89
7.1.00.0030.07722.31
7.0.200.0040.00416.69
7.0.140.0030.07322.10
7.0.60.0000.04319.93
7.0.50.0030.04017.87
7.0.40.0030.08720.38
7.0.30.0230.03720.23
7.0.20.0230.05320.16
7.0.10.0230.08020.11
7.0.00.0030.05319.99
5.6.280.0030.06321.07
5.6.210.0100.07720.60
5.6.200.0070.07718.12
5.6.190.0130.08020.41
5.6.180.3530.03720.43
5.6.170.0230.06020.38
5.6.160.0100.08720.48
5.6.150.0100.07718.11
5.6.140.0030.04318.09
5.6.130.0000.08018.20
5.6.120.0070.04720.98
5.6.110.0130.07721.11
5.6.100.0030.07321.01
5.6.90.0170.08321.00
5.6.80.0070.05720.40
5.6.70.0270.07720.47
5.5.350.0130.07720.39
5.5.340.0170.07318.02
5.5.330.0030.07020.21
5.5.320.0300.07020.20
5.5.310.0230.06020.24
5.5.300.0070.07717.91
5.5.290.0030.04017.91
5.5.280.0070.03720.84
5.5.270.0030.04720.75
5.5.260.0000.04320.75
5.5.250.0100.08020.54
5.5.240.0070.07720.25
5.4.450.0470.05319.32
5.4.440.0570.05719.49
5.4.430.0070.05719.68
5.4.420.0100.05719.31
5.4.410.0000.06319.31
5.4.400.1000.00018.52
5.4.390.1030.00018.63
5.4.380.0200.05718.71
5.4.370.0170.05018.46
5.4.360.0200.04718.64
5.4.350.0230.04318.57
5.4.340.0170.04718.61
5.4.320.0050.03712.45
5.4.310.0070.04712.45
5.4.300.0030.04112.45
5.4.290.0080.03712.45
5.4.280.0050.03812.34
5.4.270.0130.06319.03
5.4.260.0070.09018.73
5.4.250.0200.05318.90
5.4.240.0170.05018.89
5.4.230.0130.06018.90
5.4.220.0100.07718.88
5.4.210.0130.06019.03
5.4.200.0170.05718.79
5.4.190.0030.08319.01
5.4.180.0130.05318.93
5.4.170.0130.05718.69
5.4.160.0130.06018.73
5.4.150.0100.06318.88
5.4.140.0130.06716.51
5.4.130.0170.06016.26
5.4.120.0100.05016.26
5.4.110.0130.06716.41
5.4.100.0100.06316.42
5.4.90.0000.05716.34
5.4.80.0170.06016.48
5.4.70.0100.05016.48
5.4.60.0130.05316.26
5.4.50.0170.05316.23
5.4.40.0200.04716.37
5.4.30.0130.06016.47
5.4.20.0030.07316.32
5.4.10.0130.05316.31
5.4.00.0170.06015.68
5.3.290.0060.03912.80
5.3.280.0200.05714.44
5.3.270.0270.04314.48
5.3.260.0100.06014.52
5.3.250.0030.06314.45
5.3.240.0170.05314.62
5.3.230.0000.06314.51
5.3.220.0200.04314.56
5.3.210.0130.06714.57
5.3.200.0200.06014.61
5.3.190.0100.06714.41
5.3.180.0200.05314.57
5.3.170.0070.05714.41
5.3.160.0070.06014.56
5.3.150.0070.06314.26
5.3.140.0130.06314.25
5.3.130.0070.05714.55
5.3.120.0000.07014.43
5.3.110.0070.06014.24
5.3.100.0070.07014.04
5.3.90.0130.07014.03
5.3.80.0200.04713.98
5.3.70.0170.06013.80
5.3.60.0100.06714.01
5.3.50.0070.05313.94
5.3.40.0000.06013.82
5.3.30.0070.05713.92
5.3.20.0100.05313.78
5.3.10.0170.04313.58
5.3.00.0230.05313.73
5.2.170.0170.04011.02
5.2.160.0130.05711.05
5.2.150.0000.05010.99
5.2.140.0030.05011.08
5.2.130.0030.06311.02
5.2.120.0030.06311.25
5.2.110.0170.03711.12
5.2.100.0130.04710.93
5.2.90.0100.05011.01
5.2.80.0070.04711.08
5.2.70.0070.04711.00
5.2.60.0030.04310.97
5.2.50.0030.05011.12
5.2.40.0030.05011.01
5.2.30.0070.06011.12
5.2.20.0070.05310.97
5.2.10.0070.04010.76
5.2.00.0030.04310.69
5.1.60.0030.04310.05
5.1.50.0100.04310.05
5.1.40.0030.04010.16
5.1.30.0100.05010.33
5.1.20.0130.03310.25
5.1.10.0070.03310.21
5.1.00.0070.04010.04
5.0.50.0030.0408.69
5.0.40.0070.0238.49
5.0.30.0000.0578.14
5.0.20.0100.0308.25
5.0.10.0030.0408.13
5.0.00.0170.0478.21
4.4.90.0030.0207.16
4.4.80.0100.0277.16
4.4.70.0070.0237.16
4.4.60.0000.0277.16
4.4.50.0000.0337.16
4.4.40.0000.0377.16
4.4.30.0130.0177.16
4.4.20.0070.0277.16
4.4.10.0030.0277.15
4.4.00.0000.0407.15
4.3.110.0070.0277.15
4.3.100.0030.0307.16
4.3.90.0070.0237.16
4.3.80.0030.0407.16
4.3.70.0030.0277.16
4.3.60.0070.0277.16
4.3.50.0070.0277.16
4.3.40.0000.0337.16
4.3.30.0030.0277.16
4.3.20.0030.0237.16
4.3.10.0070.0177.16
4.3.00.0030.0207.77

preferences:
38.92 ms | 400 KiB | 5 Q