3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(strpos("Roman", "x"));

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)
8.3.70.0040.01118.43
8.3.60.0070.01018.43
8.3.50.0110.01021.98
8.3.40.0120.00318.68
8.3.30.0100.00718.42
8.3.20.0040.00418.65
8.3.10.0030.00519.21
8.3.00.0000.00823.50
8.2.180.0140.00716.50
8.2.170.0110.00422.96
8.2.160.0070.00720.52
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0060.00326.16
8.2.120.0090.00019.66
8.2.110.0190.00320.36
8.2.100.0080.00417.59
8.2.90.0040.00419.10
8.2.80.0070.00017.97
8.2.70.0080.00017.50
8.2.60.0000.00817.79
8.2.50.0040.00418.07
8.2.40.0000.01117.97
8.2.30.0040.00421.23
8.2.20.0000.00717.42
8.2.10.0060.00317.57
8.2.00.0060.00317.59
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0070.00328.09
8.1.240.0000.01022.35
8.1.230.0040.00720.89
8.1.220.0050.00318.77
8.1.210.0040.00418.90
8.1.200.0030.00617.22
8.1.190.0040.00417.30
8.1.180.0050.00318.10
8.1.170.0080.00018.49
8.1.160.0040.00418.81
8.1.150.0000.00718.51
8.1.140.0030.00517.26
8.1.130.0030.00317.67
8.1.120.0070.00017.32
8.1.110.0000.00817.18
8.1.100.0050.00217.25
8.1.90.0000.00717.32
8.1.80.0000.00717.25
8.1.70.0030.00317.30
8.1.60.0090.00017.41
8.1.50.0000.00717.33
8.1.40.0040.00717.44
8.1.30.0000.00717.48
8.1.20.0040.00417.43
8.1.10.0040.00417.38
8.1.00.0080.00017.23
8.0.300.0040.00419.73
8.0.290.0000.00716.91
8.0.280.0030.00318.19
8.0.270.0030.00317.12
8.0.260.0030.00316.70
8.0.250.0000.00716.85
8.0.240.0040.00416.85
8.0.230.0030.00316.86
8.0.220.0040.00416.70
8.0.210.0030.00316.78
8.0.200.0030.00516.69
8.0.190.0090.00016.72
8.0.180.0070.00016.70
8.0.170.0040.00516.68
8.0.160.0000.00716.68
8.0.150.0030.00616.73
8.0.140.0000.00716.63
8.0.130.0030.00313.19
8.0.120.0020.00516.66
8.0.110.0060.00316.72
8.0.100.0040.00416.73
8.0.90.0040.00416.80
8.0.80.0080.00916.73
8.0.70.0040.00416.75
8.0.60.0070.00016.70
8.0.50.0040.00416.69
8.0.30.0100.00817.02
8.0.20.0160.01117.40
8.0.10.0000.00716.74
8.0.00.0100.00716.44
7.4.330.0050.00014.59
7.4.320.0030.00316.36
7.4.300.0030.00316.45
7.4.290.0070.00016.36
7.4.280.0060.00016.45
7.4.270.0040.00416.43
7.4.260.0000.00513.20
7.4.250.0000.00716.19
7.4.240.0030.00316.37
7.4.230.0000.00716.22
7.4.220.0130.00516.27
7.4.210.0080.00616.39
7.4.200.0070.00016.50
7.4.190.0040.00416.59
7.4.160.0130.01016.34
7.4.150.0060.01017.40
7.4.140.0110.00817.86
7.4.130.0130.00316.42
7.4.120.0130.00616.35
7.4.110.0200.00316.39
7.4.100.0140.01016.19
7.4.90.0100.00716.21
7.4.80.0110.01119.39
7.4.70.0120.00616.34
7.4.60.0070.01016.44
7.4.50.0040.00416.30
7.4.40.0100.00722.52
7.4.30.0100.00716.38
7.4.00.0070.00914.91
7.3.330.0060.00012.88
7.3.320.0070.00013.00
7.3.310.0030.00316.07
7.3.300.0000.00716.12
7.3.290.0060.00816.19
7.3.280.0060.01016.19
7.3.270.0100.00617.40
7.3.260.0100.01018.24
7.3.250.0100.00816.31
7.3.240.0120.00416.16
7.3.230.0100.01316.39
7.3.210.0120.00416.20
7.3.200.0070.01019.39
7.3.190.0130.00616.39
7.3.180.0060.00916.17
7.3.170.0080.00816.39
7.3.160.0090.00616.09
7.3.120.0060.01014.61
7.3.110.0040.01414.52
7.3.100.0080.00414.63
7.3.90.0040.01214.55
7.3.80.0070.00714.80
7.3.70.0000.01114.57
7.3.60.0000.01414.75
7.3.50.0060.00714.55
7.3.40.0000.01214.65
7.3.30.0060.00614.71
7.3.20.0080.00416.24
7.3.10.0070.00716.32
7.3.00.0040.00716.68
7.2.330.0100.00616.16
7.2.320.0060.01116.32
7.2.310.0170.00616.19
7.2.300.0130.00316.29
7.2.290.0060.01216.23
7.2.250.0030.01414.96
7.2.240.0110.00715.02
7.2.230.0090.00614.88
7.2.220.0090.00914.98
7.2.210.0070.00714.50
7.2.200.0100.00314.87
7.2.190.0050.00514.49
7.2.180.0060.01014.89
7.2.170.0000.00914.82
7.2.130.0000.00916.72
7.2.120.0070.00716.57
7.2.110.0000.01616.63
7.2.100.0100.00016.65
7.2.90.0040.01216.59
7.2.80.0070.00316.38
7.2.70.0000.01616.70
7.2.60.0060.00816.68
7.2.50.0100.00616.86
7.2.40.0000.00916.61
7.2.30.0030.01016.77
7.2.20.0030.00916.66
7.2.10.0030.01016.33
7.2.00.0080.00617.86
7.1.330.0090.00615.64
7.1.320.0080.00415.88
7.1.310.0070.01015.81
7.1.300.0000.01315.61
7.1.290.0000.01515.43
7.1.280.0030.00715.33
7.1.270.0000.01315.70
7.1.260.0100.00015.66
7.1.250.0000.01015.65
7.1.200.0060.00015.56
7.1.100.0070.00717.99
7.1.70.0040.00417.04
7.1.60.0070.01319.40
7.1.50.0070.01716.76
7.1.00.0000.03722.33
7.0.200.0100.00316.28
7.0.140.0100.06722.12
7.0.70.0100.07321.65
7.0.60.0100.07721.58
7.0.50.0070.07722.13
7.0.40.0100.06720.13
7.0.30.0000.07720.14
7.0.20.0030.08720.18
7.0.10.0030.08319.95
7.0.00.0030.06720.07
5.6.280.0000.07020.81
5.6.220.0070.07720.51
5.6.210.0100.07020.58
5.6.200.0100.07721.03
5.6.190.0070.07721.02
5.6.180.0130.07321.02
5.6.170.0100.08020.93
5.6.160.0100.07720.88
5.6.150.0030.06321.16
5.6.140.0100.07321.00
5.6.130.0130.07721.04
5.6.120.0030.06020.94
5.6.110.0030.07721.12
5.6.100.0100.07320.98
5.6.90.0070.08020.95
5.6.80.0030.08320.42
5.6.70.0130.07320.38
5.6.60.0070.05720.40
5.6.50.0030.06720.32
5.6.40.0070.08020.52
5.6.30.0030.07020.42
5.6.20.0000.04320.37
5.6.10.0070.03720.29
5.6.00.0100.03020.41
5.5.360.0130.07020.28
5.5.350.0100.07720.38
5.5.340.0000.06320.80
5.5.330.0000.08720.88
5.5.320.0100.05320.77
5.5.310.0070.08020.87
5.5.300.0000.07720.79
5.5.290.0100.07320.87
5.5.280.0000.08720.85
5.5.270.0070.07320.78
5.5.260.0070.08020.91
5.5.250.0070.08020.70
5.5.240.0170.05720.29
5.5.230.0070.05720.29
5.5.220.0170.07020.20
5.5.210.0130.06320.14
5.5.200.0070.06720.18
5.5.190.0070.07319.98
5.5.180.0070.07020.17
5.5.160.0000.04020.14
5.5.150.0030.03720.13
5.5.140.0070.03320.25
5.5.130.0000.04020.16
5.5.120.0000.04020.11
5.5.110.0030.03720.20
5.5.100.0000.03320.09
5.5.90.0030.03719.93
5.5.80.0030.03720.00
5.5.70.0000.03320.04
5.5.60.0100.03020.02
5.5.50.0030.04720.05
5.5.40.0000.03320.05
5.5.30.0070.04020.07
5.5.20.0030.03019.92
5.5.10.0000.03320.16
5.5.00.0030.05320.06
5.4.450.0070.08319.43
5.4.440.0070.08319.25
5.4.430.0000.05319.34
5.4.420.0130.05719.13
5.4.410.0070.07319.31
5.4.400.0030.07719.03
5.4.390.0030.07318.78
5.4.380.0070.05719.05
5.4.370.0030.07018.81
5.4.360.0100.05318.97
5.4.350.0100.05318.88
5.4.340.0000.05019.02
5.4.320.0030.03719.02
5.4.310.0030.03719.02
5.4.300.0000.03718.97
5.4.290.0030.03319.04
5.4.280.0030.03719.09
5.4.270.0000.03719.09
5.4.260.0030.03319.11
5.4.250.0030.03019.09
5.4.240.0030.03319.04
5.4.230.0000.03319.01
5.4.220.0000.03719.05
5.4.210.0000.04019.02
5.4.200.0030.03718.96
5.4.190.0000.04019.01
5.4.180.0100.02319.04
5.4.170.0030.07319.19
5.4.160.0030.03018.85
5.4.150.0000.04019.01
5.4.140.0000.03716.31
5.4.130.0030.02716.30
5.4.120.0000.04716.30
5.4.110.0030.03716.38
5.4.100.0000.03716.20
5.4.90.0000.04716.31
5.4.80.0000.03716.26
5.4.70.0030.03016.20
5.4.60.0000.03016.28
5.4.50.0000.03016.35
5.4.40.0030.02716.24
5.4.30.0030.03016.34
5.4.20.0000.03016.32
5.4.10.0000.03016.27
5.4.00.0030.02715.72
5.3.290.0070.03314.56
5.3.280.0000.03314.52
5.3.270.0030.04014.46
5.3.260.0000.04314.44
5.3.250.0030.04714.55
5.3.240.0000.03014.58
5.3.230.0000.03714.42
5.3.220.0070.04314.47
5.3.210.0030.03714.53
5.3.200.0000.03714.43
5.3.190.0000.03014.51
5.3.180.0000.04014.41
5.3.170.0000.03714.55
5.3.160.0030.03314.56
5.3.150.0000.03014.55
5.3.140.0070.02314.39
5.3.130.0000.03314.48
5.3.120.0000.03014.45
5.3.110.0000.03314.38
5.3.100.0000.04313.89
5.3.90.0000.03713.95
5.3.80.0030.03313.86
5.3.70.0000.03713.97
5.3.60.0000.03013.95
5.3.50.0000.03013.93
5.3.40.0030.03013.71
5.3.30.0030.02713.85
5.3.20.0030.02713.54
5.3.10.0000.03713.61
5.3.00.0000.03013.59
5.2.170.0000.02711.10
5.2.160.0000.02311.06
5.2.150.0000.02310.98
5.2.140.0030.02011.08
5.2.130.0000.03311.09
5.2.120.0000.02710.95
5.2.110.0030.02311.12
5.2.100.0030.02011.10
5.2.90.0000.03011.12
5.2.80.0000.02710.93
5.2.70.0000.03311.03
5.2.60.0000.02711.08
5.2.50.0000.02311.04
5.2.40.0000.02311.04
5.2.30.0030.03310.81
5.2.20.0030.04711.02
5.2.10.0070.05710.88
5.2.00.0070.06010.68
5.1.60.0100.04710.49
5.1.50.0000.05010.49
5.1.40.0030.05710.49
5.1.30.0100.04710.49
5.1.20.0000.06010.49
5.1.10.0030.03310.49
5.1.00.0100.05010.49
5.0.50.0030.03710.49
5.0.40.0100.03310.49
5.0.30.0070.05710.49
5.0.20.0000.04710.49
5.0.10.0070.03010.49
5.0.00.0030.05010.49
4.4.90.0000.01310.49
4.4.80.0000.01710.49
4.4.70.0030.01710.49
4.4.60.0000.02710.49
4.4.50.0030.02710.49
4.4.40.0000.03710.49
4.4.30.0030.03310.49
4.4.20.0030.02710.49
4.4.10.0030.03310.49
4.4.00.0070.05310.49
4.3.110.0070.02710.49
4.3.100.0000.02710.49
4.3.90.0030.02010.49
4.3.80.0070.05010.49
4.3.70.0030.03310.49
4.3.60.0000.02710.49
4.3.50.0070.03310.49
4.3.40.0000.05710.49
4.3.30.0030.03310.49
4.3.20.0000.03310.49
4.3.10.0030.03310.49
4.3.00.0000.03710.49

preferences:
64.84 ms | 401 KiB | 5 Q