3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strpos('test', 'e', -1)); var_dump(strpos('test', 'e', 1));

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)
8.3.60.0170.00318.18
8.3.50.0100.01121.92
8.3.40.0130.00718.62
8.3.30.0070.01318.54
8.3.20.0040.00420.35
8.3.10.0090.00920.24
8.3.00.0050.00321.73
8.2.180.0090.00916.32
8.2.170.0130.00722.96
8.2.160.0030.01222.08
8.2.150.0100.01024.18
8.2.140.0050.00324.66
8.2.130.0000.00820.95
8.2.120.0070.00026.35
8.2.110.0070.00320.37
8.2.100.0120.00017.80
8.2.90.0000.00918.97
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0080.00017.80
8.2.50.0100.00018.09
8.2.40.0050.00220.59
8.2.30.0040.00419.30
8.2.20.0070.00017.55
8.2.10.0040.00417.97
8.2.00.0040.00417.91
8.1.280.0110.00725.92
8.1.270.0080.00022.01
8.1.260.0060.00328.09
8.1.250.0040.00428.09
8.1.240.0090.00022.55
8.1.230.0090.00317.64
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0080.00017.10
8.1.190.0000.00817.13
8.1.180.0000.00718.10
8.1.170.0040.00418.42
8.1.160.0080.00020.64
8.1.150.0080.00018.82
8.1.140.0040.00419.45
8.1.130.0070.00017.63
8.1.120.0040.00417.37
8.1.110.0050.00217.23
8.1.100.0040.00417.33
8.1.90.0040.00417.28
8.1.80.0070.00017.35
8.1.70.0000.00717.39
8.1.60.0120.00017.49
8.1.50.0000.00817.39
8.1.40.0060.00317.27
8.1.30.0030.00517.54
8.1.20.0000.00817.42
8.1.10.0000.00717.36
8.1.00.0070.00017.31
8.0.300.0000.00818.77
8.0.290.0030.00616.58
8.0.280.0070.00018.23
8.0.270.0040.00417.04
8.0.260.0050.00317.13
8.0.250.0000.00616.86
8.0.240.0050.00316.83
8.0.230.0040.00416.70
8.0.220.0000.00716.77
8.0.210.0000.00716.64
8.0.200.0030.00316.76
8.0.190.0070.00316.82
8.0.180.0030.00516.68
8.0.170.0070.00016.65
8.0.160.0030.00516.64
8.0.150.0000.00816.74
8.0.140.0060.00316.69
8.0.130.0060.00013.12
8.0.120.0060.00316.67
8.0.110.0070.00016.75
8.0.100.0040.00416.82
8.0.90.0000.00716.83
8.0.80.0040.01116.64
8.0.70.0080.00016.61
8.0.60.0080.00016.75
8.0.50.0050.00316.63
8.0.30.0120.00517.01
8.0.20.0090.01017.40
8.0.10.0030.00516.77
8.0.00.0070.01316.74
7.4.330.0050.00016.67
7.4.320.0000.00616.39
7.4.300.0060.00016.41
7.4.290.0000.00716.35
7.4.280.0030.00616.44
7.4.270.0060.00316.26
7.4.260.0040.00416.42
7.4.250.0060.00316.23
7.4.240.0040.00416.26
7.4.230.0030.00316.41
7.4.220.0190.00616.32
7.4.210.0040.00916.46
7.4.200.0000.00716.47
7.4.160.0040.01616.17
7.4.150.0140.00317.40
7.4.140.0110.00817.86
7.4.130.0080.00916.41
7.4.120.0170.00416.37
7.4.110.0060.01016.17
7.4.100.0080.01416.52
7.4.90.0070.01116.22
7.4.80.0040.01419.39
7.4.70.0050.01116.46
7.4.60.0100.00616.46
7.4.50.0070.00416.42
7.4.40.0000.01716.07
7.4.30.0060.01516.33
7.4.00.0030.01314.60
7.3.330.0030.00312.87
7.3.320.0000.00612.98
7.3.310.0030.00315.92
7.3.300.0000.00716.11
7.3.290.0100.00916.11
7.3.280.0090.00816.16
7.3.270.0070.01017.40
7.3.260.0170.00016.02
7.3.250.0070.01116.32
7.3.240.0100.00916.28
7.3.230.0070.01016.39
7.3.210.0090.00616.01
7.3.200.0060.00916.34
7.3.190.0120.00916.33
7.3.180.0160.00016.16
7.3.170.0070.01016.47
7.3.160.0090.00616.23
7.2.330.0060.01616.54
7.2.320.0130.00716.40
7.2.310.0030.01316.55
7.2.300.0090.00816.48
7.2.290.0060.01016.29
7.2.60.0120.00316.46
7.2.50.0040.00816.55
7.2.00.0100.00319.02
7.1.200.0000.01315.52
7.1.70.0040.00417.03
7.1.60.0170.00719.27
7.1.50.0060.01216.89
7.1.00.0000.08022.52
7.0.200.0080.00016.53
7.0.60.0030.07721.79
7.0.50.0070.04017.87
7.0.40.0130.06720.02
7.0.30.0270.03720.00
7.0.20.0430.06720.04
7.0.10.0030.07720.08
7.0.00.0030.05720.00
5.6.280.0000.04020.98
5.6.210.0030.08020.50
5.6.200.0000.08718.19
5.6.190.0070.04720.41
5.6.180.0130.06020.41
5.6.170.0300.06020.48
5.6.160.0130.08020.38
5.6.150.0130.06318.09
5.6.140.0070.08318.14
5.6.130.0100.08018.18
5.6.120.0000.05320.96
5.6.110.0170.07721.00
5.6.100.0130.08020.99
5.6.90.0070.08320.97
5.6.80.0070.06720.51
5.5.350.0330.07020.46
5.5.340.0100.08018.02
5.5.330.0100.04020.14
5.5.320.0270.08320.29
5.5.310.0200.08320.29
5.5.300.0100.07318.00
5.5.290.0000.06018.02
5.5.280.0100.04020.87
5.5.270.0100.08320.78
5.5.260.0170.07020.86
5.5.250.0100.08020.70
5.5.240.0000.08020.18

preferences:
60.58 ms | 401 KiB | 5 Q