3v4l.org

run code in 300+ PHP versions simultaneously
<?php $strHaystack='test'; $strNeedle='t'; $numPos=strpos($strHaystack,$strNeedle); print $numPos; print false; if($numPos!==false) print "Found '$strNeedle' at position: $numPos\r\n"; else print "Not Found!\r\n"; ?>

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)
8.3.60.0070.00716.25
8.3.50.0080.00717.23
8.3.40.0120.00318.54
8.3.30.0140.00318.47
8.3.20.0030.00518.66
8.3.10.0090.00020.36
8.3.00.0060.00319.25
8.2.180.0170.00316.50
8.2.170.0200.00022.96
8.2.160.0140.00721.01
8.2.150.0150.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0040.00419.11
8.2.110.0030.00821.12
8.2.100.0080.00417.47
8.2.90.0030.00619.22
8.2.80.0040.00418.05
8.2.70.0050.00317.59
8.2.60.0040.00417.80
8.2.50.0070.00318.07
8.2.40.0040.00418.22
8.2.30.0060.00318.10
8.2.20.0000.00817.71
8.2.10.0050.00217.76
8.2.00.0000.00717.64
8.1.280.0090.00625.92
8.1.270.0000.00724.66
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0030.00622.59
8.1.230.0060.00620.86
8.1.220.0040.00417.78
8.1.210.0040.00418.96
8.1.200.0030.00617.11
8.1.190.0000.00917.30
8.1.180.0000.00918.10
8.1.170.0000.00818.84
8.1.160.0050.00318.86
8.1.150.0050.00318.61
8.1.140.0090.00017.34
8.1.130.0000.00817.77
8.1.120.0060.00317.33
8.1.110.0000.00917.39
8.1.100.0030.00317.39
8.1.90.0000.00817.36
8.1.80.0000.00817.30
8.1.70.0030.00317.38
8.1.60.0050.00217.54
8.1.50.0040.00417.36
8.1.40.0040.00417.46
8.1.30.0070.00017.47
8.1.20.0060.00317.62
8.1.10.0040.00417.47
8.1.00.0040.00417.40
8.0.300.0000.00820.04
8.0.290.0000.00716.63
8.0.280.0000.00718.49
8.0.270.0030.00517.15
8.0.260.0030.00316.81
8.0.250.0000.00816.95
8.0.240.0030.00516.92
8.0.230.0030.00316.85
8.0.220.0060.00316.77
8.0.210.0000.00616.88
8.0.200.0030.00316.81
8.0.190.0000.00816.94
8.0.180.0050.00216.86
8.0.170.0030.00616.94
8.0.160.0000.00716.92
8.0.150.0090.00016.73
8.0.140.0070.00016.88
8.0.130.0000.00713.41
8.0.120.0040.00416.86
8.0.110.0000.00716.75
8.0.100.0000.00716.91
8.0.90.0000.00716.95
8.0.80.0100.00616.76
8.0.70.0070.00016.68
8.0.60.0000.00816.90
8.0.50.0040.00416.73
8.0.30.0130.00616.95
8.0.20.0070.01217.14
8.0.10.0040.00416.78
8.0.00.0140.02216.76
7.4.330.0050.00012.96
7.4.320.0060.00016.59
7.4.300.0070.00016.40
7.4.290.0030.00316.60
7.4.280.0070.00016.51
7.4.270.0000.00616.55
7.4.260.0080.00013.32
7.4.250.0000.00816.50
7.4.240.0040.00416.50
7.4.230.0070.00016.52
7.4.220.0100.00916.46
7.4.210.0090.00816.56
7.4.200.0000.00816.30
7.4.190.0070.00016.45
7.4.160.0110.00416.39
7.4.150.0170.00616.50
7.4.140.0100.00716.53
7.4.130.0110.00616.50
7.4.120.0120.00516.51
7.4.110.0130.00316.52
7.4.100.0040.01316.43
7.4.90.0120.00616.57
7.4.80.0130.00919.39
7.4.70.0090.01016.36
7.4.60.0020.01516.50
7.4.50.0060.00316.34
7.4.40.0030.01216.39
7.4.30.0030.01316.43
7.4.00.0090.00814.88
7.3.330.0000.00613.20
7.3.320.0030.00313.11
7.3.310.0000.00716.08
7.3.300.0000.00716.27
7.3.290.0030.01316.21
7.3.280.0140.00216.31
7.3.270.0170.00516.14
7.3.260.0110.00816.34
7.3.250.0130.01016.29
7.3.240.0030.01416.27
7.3.230.0110.00416.42
7.3.210.0130.00316.45
7.3.200.0030.01416.54
7.3.190.0100.00616.50
7.3.180.0160.00016.19
7.3.170.0070.01416.58
7.3.160.0120.00816.21
7.3.120.0020.01614.77
7.3.110.0110.00714.90
7.3.100.0080.00414.77
7.3.90.0070.00714.94
7.3.80.0000.01514.73
7.3.70.0080.00414.82
7.3.60.0030.01314.68
7.3.50.0100.00714.75
7.3.40.0060.00914.93
7.3.30.0080.00414.53
7.3.20.0060.00916.68
7.3.10.0110.00616.53
7.3.00.0060.00816.48
7.2.330.0120.00616.34
7.2.320.0150.00916.32
7.2.310.0130.00616.59
7.2.300.0060.01116.47
7.2.290.0080.00816.63
7.2.250.0060.01215.15
7.2.240.0130.00714.79
7.2.230.0080.00814.95
7.2.220.0030.01415.00
7.2.210.0060.00914.85
7.2.200.0060.00614.71
7.2.190.0070.01115.16
7.2.180.0070.00714.98
7.2.170.0030.00915.06
7.2.130.0070.01016.70
7.2.120.0080.01016.70
7.2.110.0070.00716.67
7.2.100.0080.00916.71
7.2.90.0160.01016.67
7.2.80.0200.00016.64
7.2.70.0260.00516.79
7.2.60.0120.01016.57
7.2.50.0170.00916.90
7.2.40.0180.00516.52
7.2.30.0130.00816.77
7.2.20.0290.00416.71
7.2.10.0250.00616.80
7.2.00.0130.00717.41
7.1.330.0130.00315.90
7.1.320.0080.00415.86
7.1.310.0070.01015.69
7.1.300.0030.01015.74
7.1.290.0070.00715.54
7.1.280.0030.01015.66
7.1.270.0030.00915.56
7.1.260.0140.00315.73
7.1.250.0130.00615.65
7.1.100.1060.00512.16
7.1.70.0150.00317.17
7.1.60.0090.01519.40
7.1.50.0100.01316.93
7.1.00.0030.07022.28
7.0.200.0070.00714.62
7.0.140.0030.07721.92
7.0.120.0030.07022.09
7.0.60.0130.03319.92
7.0.50.0070.08317.80
7.0.40.0170.07720.09
7.0.30.0200.06320.17
7.0.20.0300.06720.08
7.0.10.0300.07020.09
7.0.00.0070.05720.03
5.6.280.0100.06721.14
5.6.210.0170.07020.74
5.6.200.0070.08018.16
5.6.190.0070.06720.66
5.6.180.0300.07320.45
5.6.170.0330.07320.61
5.6.160.0030.09020.52
5.6.150.0030.07018.16
5.6.140.0170.04318.18
5.6.130.0030.07018.22
5.6.120.0030.05721.02
5.6.110.0100.05321.11
5.6.100.0030.04721.13
5.6.90.0130.04721.02
5.6.80.0100.07320.35
5.5.350.0230.07720.40
5.5.340.0070.03718.02
5.5.330.0130.05020.24
5.5.320.0270.07320.44
5.5.310.0270.05720.50
5.5.300.0070.05017.88
5.5.290.0070.03717.93
5.5.280.0130.07720.87
5.5.270.0070.06320.89
5.5.260.0030.09320.67
5.5.250.0070.05020.48
5.5.240.0270.07320.27
5.4.450.0070.08319.13
5.4.440.0000.08319.13
5.4.430.0070.04319.11
5.4.420.0030.04019.11
5.4.410.0100.07719.31
5.4.400.0030.05318.81
5.4.390.0070.05319.00
5.4.380.0070.06018.91
5.4.370.0030.07018.77
5.4.360.0000.09319.08
5.4.350.0000.08719.11
5.4.340.0070.07319.08
5.4.320.0100.07719.14
5.4.310.0200.06319.16
5.4.300.0030.04719.17
5.4.290.0070.04718.91
5.4.280.0070.05019.10
5.4.270.0070.07718.82
5.4.260.0100.05018.92
5.4.250.0070.06319.16
5.4.240.0000.06319.17
5.4.230.0130.05719.19
5.4.220.0030.08319.13
5.4.210.0100.04318.78
5.4.200.0000.04718.81
5.4.190.0100.06319.07
5.4.180.0130.07718.91
5.4.170.0170.06019.08
5.4.160.0070.08019.12
5.4.150.0170.06319.13
5.4.140.0100.04316.26
5.4.130.0070.04316.43
5.4.120.0070.05016.32
5.4.110.0070.06716.29
5.4.100.0070.03716.37
5.4.90.0000.08016.41
5.4.80.0100.07316.34
5.4.70.0100.04716.13
5.4.60.0030.07716.21
5.4.50.0070.07016.21
5.4.40.0100.05716.25
5.4.30.0100.06716.33
5.4.20.0100.05016.38
5.4.10.0070.07016.35
5.4.00.0100.06715.77
5.3.290.0030.06314.61
5.3.280.0030.05314.56
5.3.270.0070.05714.50
5.3.260.0000.04314.48
5.3.250.0030.07714.55
5.3.240.0100.03314.48
5.3.230.0070.05714.56
5.3.220.0070.06014.51
5.3.210.0070.04014.58
5.3.200.0070.07314.54
5.3.190.0070.07314.65
5.3.180.0030.08314.38
5.3.170.0100.03014.38
5.3.160.0130.06014.46
5.3.150.0100.07314.52
5.3.140.0030.07714.47
5.3.130.0030.05314.47
5.3.120.0230.03314.48
5.3.110.0170.06314.47
5.3.100.0170.02314.12
5.3.90.0070.03313.97
5.3.80.0000.05013.94
5.3.70.0030.04013.98
5.3.60.0170.05313.82
5.3.50.0030.03713.87
5.3.40.0030.04013.93
5.3.30.0030.04313.70
5.3.20.0130.03713.61
5.3.10.0070.03313.58
5.3.00.0030.05013.57
5.2.170.0200.04311.08
5.2.160.0030.05011.11
5.2.150.0000.06311.15
5.2.140.0000.03310.99
5.2.130.0070.05310.98
5.2.120.0000.05310.99
5.2.110.0000.04711.09
5.2.100.0100.03011.04
5.2.90.0130.05311.18
5.2.80.0030.03711.06
5.2.70.0070.05010.98
5.2.60.0000.03710.86
5.2.50.0000.04710.86
5.2.40.0000.03310.97
5.2.30.0000.03310.85
5.2.20.0000.03010.85
5.2.10.0030.03010.81
5.2.00.0030.05710.77
5.1.60.0000.0439.96
5.1.50.0030.04010.00
5.1.40.0070.03010.04
5.1.30.0070.02310.42
5.1.20.0030.02710.38
5.1.10.0000.05310.13
5.1.00.0070.05710.08
5.0.50.0000.0438.55
5.0.40.0030.0238.38
5.0.30.0030.0378.28
5.0.20.0000.0208.21
5.0.10.0000.0308.21
5.0.00.0030.0508.12
4.4.90.0030.0177.95
4.4.80.0030.0177.95
4.4.70.0030.0137.95
4.4.60.0000.0177.95
4.4.50.0000.0177.95
4.4.40.0000.0377.95
4.4.30.0000.0377.95
4.4.20.0000.0377.95
4.4.10.0070.0277.95
4.4.00.0070.0307.95
4.3.110.0030.0307.95
4.3.100.0030.0207.95
4.3.90.0000.0277.95
4.3.80.0000.0437.95
4.3.70.0000.0237.95
4.3.60.0030.0307.95
4.3.50.0070.0207.95
4.3.40.0000.0307.95
4.3.30.0030.0277.95
4.3.20.0030.0377.95
4.3.10.0000.0207.95
4.3.00.0030.0277.95

preferences:
37.32 ms | 401 KiB | 5 Q