3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 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)
8.3.60.0100.00716.50
8.3.50.0140.00617.30
8.3.40.0090.00618.85
8.3.30.0180.00318.45
8.3.20.0080.00018.59
8.3.10.0080.00020.39
8.3.00.0040.00419.23
8.2.180.0110.00418.04
8.2.170.0090.00622.96
8.2.160.0100.00320.53
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0120.00619.23
8.2.110.0100.00020.89
8.2.100.0040.00817.72
8.2.90.0060.00321.06
8.2.80.0000.00819.21
8.2.70.0030.00617.37
8.2.60.0060.00317.90
8.2.50.0000.00818.07
8.2.40.0080.00018.09
8.2.30.0040.00417.91
8.2.20.0040.00417.63
8.2.10.0000.00717.42
8.2.00.0000.00717.47
8.1.280.0060.00925.92
8.1.270.0030.00524.66
8.1.260.0030.00526.35
8.1.250.0000.00828.09
8.1.240.0060.00322.32
8.1.230.0080.00320.98
8.1.220.0040.00417.74
8.1.210.0000.00818.85
8.1.200.0050.00517.23
8.1.190.0040.00417.39
8.1.180.0000.00818.10
8.1.170.0030.00618.72
8.1.160.0040.00318.65
8.1.150.0030.00518.40
8.1.140.0040.00417.19
8.1.130.0000.00717.63
8.1.120.0000.00717.21
8.1.110.0000.00717.27
8.1.100.0020.00517.31
8.1.90.0000.00717.30
8.1.80.0030.00517.38
8.1.70.0030.00317.18
8.1.60.0060.00617.41
8.1.50.0000.00817.22
8.1.40.0020.00517.35
8.1.30.0000.00717.52
8.1.20.0040.00417.54
8.1.10.0020.00517.40
8.1.00.0090.00017.38
8.0.300.0040.00419.88
8.0.290.0000.00816.63
8.0.280.0000.00718.43
8.0.270.0040.00417.25
8.0.260.0030.00316.79
8.0.250.0040.00416.79
8.0.240.0070.00316.81
8.0.230.0000.00716.79
8.0.220.0040.00416.81
8.0.210.0000.00716.65
8.0.200.0070.00016.81
8.0.190.0070.00016.69
8.0.180.0000.00716.73
8.0.170.0050.00316.80
8.0.160.0070.00016.71
8.0.150.0030.00616.66
8.0.140.0030.00516.72
8.0.130.0030.00313.20
8.0.120.0050.00216.70
8.0.110.0040.00416.55
8.0.100.0040.00416.81
8.0.90.0000.00716.69
8.0.80.0030.01316.63
8.0.70.0050.00316.65
8.0.60.0040.00416.80
8.0.50.0040.00416.64
8.0.30.0090.01017.04
8.0.20.0110.01016.80
8.0.10.0030.00416.81
8.0.00.0080.01116.70
7.4.330.0000.00512.78
7.4.320.0030.00616.41
7.4.300.0000.00616.35
7.4.290.0030.00316.28
7.4.280.0050.00316.42
7.4.270.0020.00516.22
7.4.260.0000.00513.00
7.4.250.0090.00016.43
7.4.240.0000.00716.50
7.4.230.0000.00716.46
7.4.220.0070.01716.45
7.4.210.0090.00616.43
7.4.200.0040.00416.25
7.4.190.0020.00516.53
7.4.160.0030.01016.48
7.4.150.0170.00016.30
7.4.140.0090.00816.38
7.4.130.0120.00716.35
7.4.120.0050.01216.44
7.4.110.0130.00316.41
7.4.100.0060.01516.20
7.4.90.0030.01716.34
7.4.80.0120.00919.39
7.4.70.0060.01516.45
7.4.60.0030.01516.19
7.4.50.0030.00316.30
7.4.40.0080.00816.24
7.4.30.0060.00916.18
7.4.00.0100.00315.03
7.3.330.0070.00012.86
7.3.320.0000.00512.84
7.3.310.0000.00716.13
7.3.300.0060.00016.11
7.3.290.0100.00716.13
7.3.280.0050.01016.10
7.3.270.0060.01016.16
7.3.260.0080.00916.20
7.3.250.0090.00816.27
7.3.240.0100.01016.37
7.3.230.0100.00616.11
7.3.210.0090.00616.48
7.3.200.0140.00816.39
7.3.190.0000.01916.29
7.3.180.0160.00016.13
7.3.170.0090.00916.03
7.3.160.0150.00016.23
7.3.120.0070.00714.89
7.3.10.0070.00416.36
7.3.00.0070.00716.33
7.2.330.0120.00616.57
7.2.320.0070.01016.55
7.2.310.0110.01016.56
7.2.300.0140.00316.32
7.2.290.0130.00616.47
7.2.130.0090.00716.28
7.2.120.0090.00816.49
7.2.110.0090.00516.51
7.2.100.0110.00516.61
7.2.90.0070.01116.61
7.2.80.0070.00916.48
7.2.70.0050.00716.49
7.2.60.0160.00416.35
7.2.50.0140.00116.64
7.2.40.0080.00616.59
7.2.30.0120.00716.64
7.2.20.0110.00616.42
7.2.10.0110.00516.44
7.2.00.0080.01017.55
7.1.250.0050.00915.27
7.1.100.0030.00517.56
7.1.70.0080.00316.65
7.1.60.0110.01419.40
7.1.50.0030.01716.83
7.1.00.0000.07722.44
7.0.200.0710.00014.58
7.0.140.0070.07022.00
7.0.120.0030.06322.09
7.0.60.0170.07721.70
7.0.50.0000.04317.80
7.0.40.0070.05320.20
7.0.30.0200.05020.09
7.0.20.0270.07020.01
7.0.10.0070.04320.20
7.0.00.0070.04320.17
5.6.280.0000.07321.12
5.6.210.0070.06720.50
5.6.200.0100.08018.19
5.6.190.0030.06020.57
5.6.180.0270.07720.49
5.6.170.0370.07020.62
5.6.160.0030.04720.49
5.6.150.0000.06318.21
5.6.140.0030.06718.13
5.6.130.0030.04018.08
5.6.120.0100.04721.00
5.6.110.0170.07320.96
5.6.100.0170.08321.03
5.6.90.0200.07020.96
5.6.80.0170.06020.41
5.5.350.0000.04320.41
5.5.340.0030.08017.95
5.5.330.0130.04720.19
5.5.320.0300.07720.21
5.5.310.0170.04020.30
5.5.300.0200.06317.98
5.5.290.0070.08017.96
5.5.280.0100.06020.83
5.5.270.0100.04020.75
5.5.260.0200.07320.86
5.5.250.0070.05320.57
5.5.240.0070.07020.36
5.4.450.0070.04719.47
5.4.440.0030.04019.41
5.4.430.0070.04719.11
5.4.420.0070.05019.24
5.4.410.0070.05018.98
5.4.400.0100.07719.09
5.4.390.0200.03319.18
5.4.380.0100.03719.08
5.4.370.0130.07019.14
5.4.360.0000.04719.12
5.4.350.0070.03719.19
5.4.340.0030.06319.19
5.4.320.0000.06718.91
5.4.310.0000.05719.14
5.4.300.0100.04719.07
5.4.290.0000.05019.07
5.4.280.0000.06719.17
5.4.270.0030.06718.91
5.4.260.0030.07719.17
5.4.250.0100.07718.78
5.4.240.0070.08018.91
5.4.230.0070.05319.14
5.4.220.0000.05719.17
5.4.210.0100.04319.14
5.4.200.0170.06319.17
5.4.190.0030.07318.77
5.4.180.0070.07318.79
5.4.170.0130.06019.16
5.4.160.0070.07719.13
5.4.150.0070.07018.79
5.4.140.0100.03716.29
5.4.130.0030.03716.23
5.4.120.0070.07716.37
5.4.110.0130.06016.32
5.4.100.0100.06716.24
5.4.90.0070.04716.25
5.4.80.0100.07016.18
5.4.70.0000.05716.26
5.4.60.0000.06316.14
5.4.50.0000.08016.25
5.4.40.0070.04716.34
5.4.30.0030.04316.28
5.4.20.0030.05016.38
5.4.10.0030.07716.21
5.4.00.0100.06315.79
5.3.290.0030.05014.61
5.3.280.0030.08314.60
5.3.270.0100.07314.69
5.3.260.0070.07014.54
5.3.250.0030.07714.48
5.3.240.0030.04014.48
5.3.230.0130.05314.49
5.3.220.0130.06714.48
5.3.210.0030.04014.48
5.3.200.0030.05314.44
5.3.190.0070.04014.50
5.3.180.0130.06714.49
5.3.170.0070.05714.50
5.3.160.0070.07014.52
5.3.150.0100.07314.38
5.3.140.0030.06314.43
5.3.130.0070.06714.33
5.3.120.0000.08314.33
5.3.110.0030.07714.52
5.3.100.0070.06013.96
5.3.90.0100.06013.96
5.3.80.0070.07013.94
5.3.70.0070.06713.83
5.3.60.0030.05314.02
5.3.50.0030.04313.88
5.3.40.0070.07313.75
5.3.30.0100.07013.94
5.3.20.0130.06313.62
5.3.10.0070.03313.58
5.3.00.0100.06313.44
5.2.170.0100.05711.07
5.2.160.0030.06011.07
5.2.150.0000.03711.11
5.2.140.0070.04311.02
5.2.130.0070.06011.03
5.2.120.0070.05711.10
5.2.110.0030.06311.04
5.2.100.0070.03311.25
5.2.90.0000.06311.08
5.2.80.0170.04710.98
5.2.70.0070.04011.06
5.2.60.0000.06010.94
5.2.50.0000.04310.85
5.2.40.0070.05310.99
5.2.30.0030.04710.87
5.2.20.0070.06010.84
5.2.10.0070.06010.86
5.2.00.0030.05310.70
5.1.60.0070.0379.82
5.1.50.0030.05710.00
5.1.40.0100.0439.95
5.1.30.0070.05710.31
5.1.20.0130.02310.37
5.1.10.0030.04710.05
5.1.00.0070.0539.96
5.0.50.0030.0408.38
5.0.40.0000.0508.44
5.0.30.0000.0338.22
5.0.20.0030.0478.25
5.0.10.0000.0208.18
5.0.00.0000.0308.29
4.4.90.0000.0177.20
4.4.80.0030.0207.20
4.4.70.0000.0207.20
4.4.60.0030.0377.20
4.4.50.0030.0307.20
4.4.40.0030.0337.20
4.4.30.0030.0277.20
4.4.20.0070.0337.20
4.4.10.0030.0337.20
4.4.00.0030.0477.20
4.3.110.0030.0237.20
4.3.100.0000.0277.20
4.3.90.0030.0177.20
4.3.80.0000.0437.20
4.3.70.0000.0407.20
4.3.60.0030.0177.20
4.3.50.0000.0207.20
4.3.40.0000.0237.20
4.3.30.0000.0177.20
4.3.20.0000.0277.20
4.3.10.0070.0107.20
4.3.00.0000.0177.20

preferences:
47.77 ms | 401 KiB | 5 Q