3v4l.org

run code in 300+ PHP versions simultaneously
<?php $strHaystack='test'; $strNeedle='t'; if (false==0) print 0; $numPos=strpos($strHaystack,$strNeedle); if((!$numPos)) 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)
8.3.40.0140.00318.85
8.3.30.0070.00718.59
8.3.20.0040.00418.62
8.3.10.0080.00019.22
8.3.00.0050.00321.85
8.2.170.0180.00422.96
8.2.160.0070.01018.96
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00421.09
8.2.110.0050.00519.34
8.2.100.0040.00817.78
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0030.00617.50
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0040.00418.34
8.2.30.0040.00421.17
8.2.20.0040.00417.76
8.2.10.0070.00017.72
8.2.00.0040.00417.70
8.1.270.0070.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.24
8.1.230.0070.00419.00
8.1.220.0080.00017.78
8.1.210.0050.00318.77
8.1.200.0030.00617.13
8.1.190.0030.00517.22
8.1.180.0040.00418.10
8.1.170.0060.00318.54
8.1.160.0040.00418.88
8.1.150.0080.00018.59
8.1.140.0040.00417.44
8.1.130.0030.00317.89
8.1.120.0050.00217.37
8.1.110.0030.00717.50
8.1.100.0040.00417.46
8.1.90.0030.00317.46
8.1.80.0000.00717.46
8.1.70.0070.00017.41
8.1.60.0000.00817.59
8.1.50.0040.00417.40
8.1.40.0000.00717.56
8.1.30.0040.00417.55
8.1.20.0050.00317.58
8.1.10.0070.00017.54
8.1.00.0000.00717.49
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.46
8.0.270.0070.00017.20
8.0.260.0070.00016.79
8.0.250.0000.00717.05
8.0.240.0000.00716.91
8.0.230.0030.00316.98
8.0.220.0000.00716.99
8.0.210.0060.00016.82
8.0.200.0000.00616.90
8.0.190.0030.00516.90
8.0.180.0070.00016.86
8.0.170.0030.00316.98
8.0.160.0040.00316.95
8.0.150.0030.00316.78
8.0.140.0040.00416.81
8.0.130.0030.00313.38
8.0.120.0040.00416.95
8.0.110.0040.00416.99
8.0.100.0030.00316.84
8.0.90.0030.00616.89
8.0.80.0100.00716.93
8.0.70.0000.00716.82
8.0.60.0080.00016.98
8.0.50.0000.00716.75
8.0.30.0080.01117.05
8.0.20.0160.00417.40
8.0.10.0050.00216.95
8.0.00.0080.01216.80
7.4.330.0000.00516.79
7.4.320.0000.00616.41
7.4.300.0000.00616.50
7.4.290.0030.00316.45
7.4.280.0000.00916.58
7.4.270.0000.00716.42
7.4.260.0000.00613.32
7.4.250.0040.00416.35
7.4.240.0040.00416.63
7.4.230.0030.00316.38
7.4.220.0190.00016.63
7.4.210.0060.01016.57
7.4.200.0030.00316.60
7.4.190.0020.00516.39
7.4.160.0030.01416.64
7.4.150.0120.00617.40
7.4.140.0130.00517.86
7.4.130.0090.01116.59
7.4.120.0050.01116.45
7.4.110.0080.00816.65
7.4.100.0070.01016.28
7.4.90.0110.01116.55
7.4.80.0080.00819.39
7.4.70.0060.01116.39
7.4.60.0060.01216.43
7.4.50.0000.00816.44
7.4.40.0060.00622.77
7.4.30.0060.01016.41
7.4.00.0120.00414.84
7.3.330.0030.00313.10
7.3.320.0000.00512.91
7.3.310.0000.00816.10
7.3.300.0000.00716.20
7.3.290.0060.01516.37
7.3.280.0080.01016.27
7.3.270.0090.00617.40
7.3.260.0110.00618.24
7.3.250.0080.00816.42
7.3.240.0030.01416.43
7.3.230.0070.01016.42
7.3.210.0070.01016.40
7.3.200.0170.00019.39
7.3.190.0030.02016.46
7.3.180.0030.01316.48
7.3.170.0090.00616.27
7.3.160.0130.00316.24
7.3.120.0060.00314.93
7.2.330.0130.00716.66
7.2.320.0170.00016.38
7.2.310.0100.00716.51
7.2.300.0090.00616.43
7.2.290.0140.00416.29
7.1.70.0000.00717.07
7.1.60.0030.00717.30
7.1.50.0040.01216.79
7.1.00.0100.06022.34
7.0.200.0000.01416.79
7.0.140.0000.07321.98
7.0.70.0070.07721.60
7.0.60.0000.08721.77
7.0.50.0070.08022.05
7.0.40.0100.07320.03
7.0.30.0000.07020.13
7.0.20.0030.08020.16
7.0.10.0100.08020.09
7.0.00.0030.08720.02
5.6.280.0100.06720.91
5.6.220.0000.04320.64
5.6.210.0100.08020.71
5.6.200.0100.07721.10
5.6.190.0100.07721.15
5.6.180.0030.08721.03
5.6.170.0130.07321.07
5.6.160.0000.08721.02
5.6.150.0000.08721.03
5.6.140.0030.08720.93
5.6.130.0000.08721.04
5.6.120.0000.06721.15
5.6.110.0070.07320.99
5.6.100.0030.08721.04
5.6.90.0100.07721.04
5.6.80.0070.07720.54
5.6.70.0070.07720.37
5.6.60.0100.07020.45
5.6.50.0000.08320.53
5.6.40.0070.04720.34
5.6.30.0030.07720.41
5.6.20.0000.08720.39
5.6.10.0000.08020.50
5.6.00.0000.08720.28
5.5.360.0100.07720.43
5.5.350.0070.08020.36
5.5.340.0100.05020.77
5.5.330.0030.08020.77
5.5.320.0000.08020.77
5.5.310.0030.08720.86
5.5.300.0030.06320.69
5.5.290.0030.07720.84
5.5.280.0030.07320.73
5.5.270.0030.05320.88
5.5.260.0130.07320.84
5.5.250.0030.07020.62
5.5.240.0000.08320.13
5.5.230.0070.08020.18
5.5.220.0000.06020.14
5.5.210.0170.06720.24
5.5.200.0000.08320.11
5.5.190.0100.07720.16
5.5.180.0070.07720.16
5.5.160.0070.07720.21
5.5.150.0030.08020.19
5.5.140.0100.08020.09
5.5.130.0070.05020.15
5.5.120.0000.07320.21
5.5.110.0030.08020.05
5.5.100.0030.08020.13
5.5.90.0100.06320.09
5.5.80.0000.07020.09
5.5.70.0070.05720.12
5.5.60.0000.07720.07
5.5.50.0000.08020.04
5.5.40.0100.06020.07
5.5.30.0030.06019.90
5.5.20.0070.07720.11
5.5.10.0030.07720.09
5.5.00.0030.07020.04
5.4.450.0030.06019.31
5.4.440.0000.08319.37
5.4.430.0070.05719.09
5.4.420.0030.08319.45
5.4.410.0000.08019.30
5.4.400.0030.07319.13
5.4.390.0100.06719.04
5.4.380.0030.07318.93
5.4.370.0000.07719.03
5.4.360.0100.06019.13
5.4.350.0000.07718.89
5.4.340.0030.07318.95
5.4.320.0030.07019.23
5.4.310.0000.08019.09
5.4.300.0030.06018.91
5.4.290.0030.08018.90
5.4.280.0030.05318.77
5.4.270.0100.07019.01
5.4.260.0070.07719.01
5.4.250.0030.06319.01
5.4.240.0100.06319.02
5.4.230.0000.08718.78
5.4.220.0000.08018.79
5.4.210.0070.07019.10
5.4.200.0030.07319.04
5.4.190.0000.06719.02
5.4.180.0030.07019.07
5.4.170.0030.07018.79
5.4.160.0030.06319.07
5.4.150.0070.05019.02
5.4.140.0000.07316.30
5.4.130.0130.06316.30
5.4.120.0100.05316.30
5.4.110.0000.07016.42
5.4.100.0030.06716.33
5.4.90.0030.06716.43
5.4.80.0000.05016.38
5.4.70.0030.07316.35
5.4.60.0030.07016.34
5.4.50.0030.07316.34
5.4.40.0000.07716.37
5.4.30.0100.06016.43
5.4.20.0070.05716.41
5.4.10.0000.07316.32
5.4.00.0000.07015.71
5.3.290.0000.07714.60
5.3.280.0070.07714.44
5.3.270.0100.06714.60
5.3.260.0070.07314.58
5.3.250.0070.07014.56
5.3.240.0070.06314.60
5.3.230.0070.06714.50
5.3.220.0000.08014.52
5.3.210.0030.07314.57
5.3.200.0000.07714.55
5.3.190.0000.07314.50
5.3.180.0070.07014.57
5.3.170.0030.07314.55
5.3.160.0070.07014.54
5.3.150.0070.07014.57
5.3.140.0070.07014.39
5.3.130.0070.07314.54
5.3.120.0070.07014.41
5.3.110.0030.07714.40
5.3.100.0130.06013.89
5.3.90.0030.07313.85
5.3.80.0030.07314.00
5.3.70.0030.06714.01
5.3.60.0000.04013.95
5.3.50.0070.07013.75
5.3.40.0030.07013.71
5.3.30.0000.07713.86
5.3.20.0030.07313.68
5.3.10.0030.06713.41
5.3.00.0030.07013.40
5.2.170.0030.05011.35
5.2.160.0030.06011.35
5.2.150.0000.06011.35
5.2.140.0030.05711.35
5.2.130.0100.05711.35
5.2.120.0030.06711.35
5.2.110.0030.05711.35
5.2.100.0070.05711.35
5.2.90.0000.06311.35
5.2.80.0030.05011.35
5.2.70.0030.06011.35
5.2.60.0030.05711.35
5.2.50.0000.06311.35
5.2.40.0030.05711.35
5.2.30.0000.05311.35
5.2.20.0000.05311.35
5.2.10.0030.05711.35
5.2.00.0030.05011.35
5.1.60.0000.05711.35
5.1.50.0030.05711.35
5.1.40.0000.05011.35
5.1.30.0070.05711.35
5.1.20.0070.05311.35
5.1.10.0030.04311.35
5.1.00.0030.04711.35
5.0.50.0000.02311.35
5.0.40.0000.03711.35
5.0.30.0000.03711.35
5.0.20.0000.04311.35
5.0.10.0000.04711.35
5.0.00.0070.04711.35
4.4.90.0070.03011.35
4.4.80.0070.03011.35
4.4.70.0000.03711.35
4.4.60.0000.03311.35
4.4.50.0000.03311.35
4.4.40.0000.04711.35
4.4.30.0000.02711.35
4.4.20.0030.03711.35
4.4.10.0000.02011.35
4.4.00.0000.05011.35
4.3.110.0000.03711.35
4.3.100.0030.02711.35
4.3.90.0000.03311.35
4.3.80.0000.05011.35
4.3.70.0000.02711.35
4.3.60.0000.02711.35
4.3.50.0030.03011.35
4.3.40.0000.04011.35
4.3.30.0030.03011.35
4.3.20.0030.02711.35
4.3.10.0000.02311.35
4.3.00.0000.02711.35

preferences:
43.04 ms | 400 KiB | 5 Q