3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = ""; var_dump(strpos("", $test)); var_dump(strpos("abcd", $test)); var_dump(strpos("abcd", "a"));

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)
8.3.60.0180.00418.18
8.3.50.0120.00722.11
8.3.40.0120.00318.55
8.3.30.0100.00319.10
8.3.20.0050.00320.29
8.3.10.0040.00423.53
8.3.00.0030.00619.12
8.2.180.0130.00616.50
8.2.170.0110.00422.96
8.2.160.0030.01020.41
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0030.00519.66
8.2.110.0060.00319.21
8.2.100.0030.00920.37
8.2.90.0080.00019.48
8.2.80.0000.00719.28
8.2.70.0040.00417.68
8.2.60.0060.00618.08
8.2.50.0040.00418.10
8.2.40.0060.00319.05
8.2.30.0040.00419.17
8.2.20.0000.00817.66
8.2.10.0000.00717.97
8.2.00.0040.00417.62
8.1.280.0140.00725.92
8.1.270.0060.00318.88
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0060.00324.02
8.1.230.0070.00419.09
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0030.00616.98
8.1.180.0050.00218.10
8.1.170.0040.00420.71
8.1.160.0040.00418.93
8.1.150.0030.00618.69
8.1.140.0040.00417.43
8.1.130.0030.00317.74
8.1.120.0000.00717.32
8.1.110.0000.00717.37
8.1.100.0070.00017.29
8.1.90.0040.00417.32
8.1.80.0040.00417.27
8.1.70.0030.00517.41
8.1.60.0040.00417.42
8.1.50.0040.00417.49
8.1.40.0040.00417.46
8.1.30.0030.00517.61
8.1.20.0000.00717.63
8.1.10.0040.00417.44
8.1.00.0030.00517.37
8.0.300.0040.00419.73
8.0.290.0040.00416.63
8.0.280.0040.00418.38
8.0.270.0080.00017.09
8.0.260.0030.00317.19
8.0.250.0030.00316.90
8.0.240.0000.00816.88
8.0.230.0070.00016.86
8.0.220.0000.00716.66
8.0.210.0050.00316.85
8.0.200.0030.00316.89
8.0.190.0040.00416.88
8.0.180.0040.00416.83
8.0.170.0000.00716.77
8.0.160.0050.00316.73
8.0.150.0030.00316.81
8.0.140.0060.00316.80
8.0.130.0030.00313.23
8.0.120.0080.00016.75
8.0.110.0050.00216.76
8.0.100.0040.00416.65
8.0.90.0020.00516.72
8.0.80.0040.01216.80
8.0.70.0030.00516.93
8.0.60.0000.00716.71
8.0.50.0000.00716.64
8.0.30.0130.00716.95
8.0.20.0120.00717.40
8.0.10.0030.00316.98
8.0.00.0100.00816.48
7.4.330.0000.00515.03
7.4.320.0030.00316.45
7.4.300.0050.00216.52
7.4.290.0050.00316.41
7.4.280.0000.00716.39
7.4.270.0030.00316.33
7.4.260.0090.00016.51
7.4.250.0040.00416.50
7.4.240.0040.00316.57
7.4.230.0070.00016.39
7.4.220.0110.00816.55
7.4.210.0090.01016.62
7.4.200.0070.00016.56
7.4.160.0090.00616.35
7.4.150.0070.01117.40
7.4.140.0080.01217.86
7.4.130.0120.00916.36
7.4.120.0120.00516.44
7.4.110.0030.02016.45
7.4.100.0030.01416.44
7.4.90.0050.01116.55
7.4.80.0040.01419.39
7.4.70.0070.01016.50
7.4.60.0110.00616.34
7.4.50.0040.00416.22
7.4.40.0140.00416.45
7.4.30.0090.00616.59
7.4.00.0030.01014.78
7.3.330.0060.00012.99
7.3.320.0020.00213.04
7.3.310.0000.00716.26
7.3.300.0000.00716.24
7.3.290.0020.01316.21
7.3.280.0090.00716.21
7.3.270.0030.01617.40
7.3.260.0130.00716.44
7.3.250.0080.01116.27
7.3.240.0070.01016.17
7.3.230.0120.00916.42
7.3.210.0120.00616.21
7.3.200.0060.01019.39
7.3.190.0100.00716.51
7.3.180.0130.00616.25
7.3.170.0050.01116.39
7.3.160.0030.01316.42
7.2.330.0090.00916.35
7.2.320.0140.00716.45
7.2.310.0190.00416.23
7.2.300.0100.00716.50
7.2.290.0160.00716.52
7.2.60.0100.00316.39
7.2.00.0030.01019.14
7.1.200.0100.00015.77
7.1.100.0030.00918.02
7.1.70.0050.00316.93
7.1.60.0030.01719.22
7.1.50.0000.01116.86
7.1.00.0070.07322.36
7.0.200.0000.00716.62
7.0.140.0030.06722.15
7.0.60.0030.04019.93
7.0.50.0070.07017.74
7.0.40.0100.08320.24
7.0.30.0370.07720.28
7.0.20.0400.07020.33
7.0.10.0070.04720.00
7.0.00.0070.08720.04
5.6.280.0000.08020.98
5.6.210.0030.06720.54
5.6.200.0130.07718.22
5.6.190.0100.08320.66
5.6.180.0230.08020.63
5.6.170.0130.05020.46
5.6.160.0030.09020.32
5.6.150.0070.08318.11
5.6.140.0100.06318.10
5.6.130.0070.04018.18
5.6.120.0070.08020.89
5.6.110.0100.08021.02
5.6.100.0170.04721.07
5.6.90.0170.06321.00
5.6.80.0130.04020.47
5.5.350.0230.08320.40
5.5.340.0030.06017.95
5.5.330.0030.05320.21
5.5.320.0130.03720.13
5.5.310.0300.07320.29
5.5.300.0030.08017.89
5.5.290.0100.08017.91
5.5.280.0070.08720.96
5.5.270.0070.08320.93
5.5.260.0100.08020.83
5.5.250.0000.07320.77
5.5.240.0070.04320.14
5.4.450.0230.05319.39
5.4.440.0370.05019.42
5.4.430.0230.06019.41
5.4.420.0270.05019.57
5.4.410.0270.07319.32
5.4.400.0300.07019.10
5.4.390.0300.07018.81
5.4.380.0300.07318.93
5.4.370.0230.06318.92
5.4.360.0270.07319.10
5.4.350.0300.03319.14
5.4.340.0300.06719.25
5.4.320.0270.06019.10
5.4.310.0300.03319.05
5.4.300.0300.06019.13
5.4.290.0230.04319.15
5.4.280.0270.03719.13
5.4.270.0230.04318.88
5.4.260.0270.06018.80
5.4.250.0170.05318.92
5.4.240.0230.07718.91
5.4.230.0300.06719.21
5.4.220.0200.04318.80
5.4.210.0330.05319.24
5.4.200.0370.06719.24
5.4.190.0530.03019.07
5.4.180.0200.04719.14
5.4.170.0270.07019.14
5.4.160.0300.03718.91
5.4.150.0200.05018.86
5.4.140.0200.04716.45
5.4.130.0330.05316.30
5.4.120.0370.05316.43
5.4.110.0230.05016.39
5.4.100.0270.07016.43
5.4.90.0230.04016.39
5.4.80.0430.04316.38
5.4.70.0330.06316.46
5.4.60.0200.04716.32
5.4.50.0200.05316.36
5.4.40.0300.03016.16
5.4.30.0270.03316.16
5.4.20.0200.04716.41
5.4.10.0300.07016.36
5.4.00.0300.03015.73
5.3.290.0230.05714.63
5.3.280.0230.04714.44
5.3.270.0270.07314.70
5.3.260.0400.06014.69
5.3.250.0230.06714.58
5.3.240.0370.05714.63
5.3.230.0230.05014.64
5.3.220.0270.04014.44
5.3.210.0270.05014.51
5.3.200.0330.06014.53
5.3.190.0270.07314.51
5.3.180.0230.05314.50
5.3.170.0230.05714.54
5.3.160.0300.05714.39
5.3.150.0170.04314.39
5.3.140.0270.07314.48
5.3.130.0300.04314.49
5.3.120.0270.03714.49
5.3.110.0300.04014.40
5.3.100.0300.04014.13
5.3.90.0300.07013.96
5.3.80.0230.04013.87
5.3.70.0230.03713.92
5.3.60.0270.06713.91
5.3.50.0330.06313.77
5.3.40.0230.06313.79
5.3.30.0230.05013.81
5.3.20.0230.05313.63
5.3.10.0270.06313.53
5.3.00.0230.04313.43
5.2.170.0270.02312.79
5.2.160.0230.02712.79
5.2.150.0300.05312.79
5.2.140.0170.03012.79
5.2.130.0200.03312.79
5.2.120.0230.05712.79
5.2.110.0370.04712.79
5.2.100.0200.06012.79
5.2.90.0170.03312.79
5.2.80.0230.05712.79
5.2.70.0200.04712.79
5.2.60.0230.05312.79
5.2.50.0270.02712.79
5.2.40.0130.06012.79
5.2.30.0170.05712.79
5.2.20.0130.05012.79
5.2.10.0230.03312.79
5.2.00.0270.06012.79
5.1.60.0170.05312.79
5.1.50.0130.03712.79
5.1.40.0170.05012.79
5.1.30.0270.04312.79
5.1.20.0170.05312.79
5.1.10.0170.05012.79
5.1.00.0130.06012.79
5.0.50.0100.03012.79
5.0.40.0100.02012.79
5.0.30.0070.03312.79
5.0.20.0130.01712.79
5.0.10.0070.01712.79
5.0.00.0070.03012.79
4.4.90.0100.02712.79
4.4.80.0130.03012.79
4.4.70.0100.03012.79
4.4.60.0100.02012.79
4.4.50.0100.01712.79
4.4.40.0100.04312.79
4.4.30.0170.02712.79
4.4.20.0070.02712.79
4.4.10.0170.02012.79
4.4.00.0100.02312.79
4.3.110.0130.02712.79
4.3.100.0070.01312.79
4.3.90.0070.01312.79
4.3.80.0030.02712.79
4.3.70.0000.02012.79
4.3.60.0030.01712.79
4.3.50.0030.01712.79
4.3.40.0070.02312.79
4.3.30.0000.01712.79
4.3.20.0070.01312.79
4.3.10.0000.02012.79
4.3.00.0000.02012.79

preferences:
101.44 ms | 401 KiB | 5 Q