3v4l.org

run code in 300+ PHP versions simultaneously
<?php $word = 'something'; echo strpos($word, 0, -1); // g? echo strpos($word, 0, 1); // s?

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)
8.3.60.0070.00718.28
8.3.50.0090.00721.98
8.3.40.0110.00718.86
8.3.30.0110.00418.96
8.3.20.0070.00020.16
8.3.10.0080.00021.73
8.3.00.0060.00319.56
8.2.180.0130.00618.29
8.2.170.0110.00322.96
8.2.160.0040.01120.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00226.16
8.2.120.0060.00321.15
8.2.110.0030.00620.35
8.2.100.0080.00317.91
8.2.90.0030.00719.32
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0000.00817.79
8.2.50.0000.00818.22
8.2.40.0080.00020.47
8.2.30.0000.00719.27
8.2.20.0040.00417.55
8.2.10.0000.00818.04
8.2.00.0000.00817.68
8.1.280.0110.00425.92
8.1.270.0000.00823.79
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0090.00019.20
8.1.230.0110.00417.65
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0070.00417.13
8.1.190.0080.00017.00
8.1.180.0040.00418.10
8.1.170.0040.00418.72
8.1.160.0030.00318.87
8.1.150.0030.00420.05
8.1.140.0050.00217.27
8.1.130.0030.00317.77
8.1.120.0000.00817.35
8.1.110.0040.00417.37
8.1.100.0000.00817.27
8.1.90.0030.00317.26
8.1.80.0030.00617.41
8.1.70.0030.00317.25
8.1.60.0040.00417.52
8.1.50.0000.00717.45
8.1.40.0000.00717.34
8.1.30.0030.00517.46
8.1.20.0000.00717.56
8.1.10.0000.00717.45
8.1.00.0000.00717.45
8.0.300.0070.00018.77
8.0.290.0000.00816.75
8.0.280.0000.00718.44
8.0.270.0040.00417.22
8.0.260.0060.00017.22
8.0.250.0000.00716.97
8.0.240.0050.00216.75
8.0.230.0030.00316.78
8.0.220.0000.00716.68
8.0.210.0030.00316.75
8.0.200.0000.00816.80
8.0.190.0070.00016.88
8.0.180.0030.00516.89
8.0.170.0040.00416.81
8.0.160.0040.00416.69
8.0.150.0000.00716.82
8.0.140.0070.00016.76
8.0.130.0030.00313.27
8.0.120.0000.00816.78
8.0.110.0040.00416.80
8.0.100.0080.00016.82
8.0.90.0000.00816.84
8.0.80.0000.01616.69
8.0.70.0040.00416.71
8.0.60.0040.00416.80
8.0.50.0000.00816.79
8.0.30.0090.01017.00
8.0.20.0090.01217.40
8.0.10.0050.00216.82
8.0.00.0100.00716.70
7.4.330.0020.00215.14
7.4.320.0000.00616.38
7.4.300.0000.00616.57
7.4.290.0040.00416.52
7.4.280.0040.00416.44
7.4.270.0000.00716.44
7.4.260.0000.00816.48
7.4.250.0070.00016.34
7.4.240.0020.00516.48
7.4.230.0030.00316.32
7.4.220.0090.00616.46
7.4.210.0100.01016.42
7.4.200.0030.00316.42
7.4.160.0000.01616.31
7.4.150.0060.01217.40
7.4.140.0160.00317.86
7.4.130.0070.01116.42
7.4.120.0080.01016.45
7.4.110.0120.00616.29
7.4.100.0090.01116.54
7.4.90.0070.01116.41
7.4.80.0110.00819.39
7.4.70.0130.00316.50
7.4.60.0160.00616.52
7.4.50.0060.00016.14
7.4.40.0170.00016.28
7.4.30.0080.00916.53
7.4.00.0120.00314.59
7.3.330.0000.00612.93
7.3.320.0020.00213.05
7.3.310.0070.00016.25
7.3.300.0070.00016.09
7.3.290.0060.00916.24
7.3.280.0090.00916.21
7.3.270.0080.00917.40
7.3.260.0100.00716.27
7.3.250.0070.01016.30
7.3.240.0110.00716.50
7.3.230.0100.01016.39
7.3.210.0140.00416.23
7.3.200.0160.00019.39
7.3.190.0110.00716.20
7.3.180.0040.01216.18
7.3.170.0030.01316.33
7.3.160.0100.00716.37
7.3.120.0100.00614.77
7.3.110.0070.00414.77
7.3.100.0070.00714.55
7.3.90.0100.00614.56
7.3.80.0040.01114.95
7.3.70.0100.00314.44
7.3.60.0000.01014.73
7.3.50.0060.00614.86
7.3.40.0030.01314.71
7.3.30.0100.00314.72
7.3.20.0040.00716.63
7.3.10.0070.00316.42
7.3.00.0070.01016.36
7.2.330.0060.01116.52
7.2.320.0060.01016.23
7.2.310.0000.01616.38
7.2.300.0000.01616.59
7.2.290.0100.00616.16
7.2.240.0070.00714.95
7.2.230.0100.00615.06
7.2.220.0030.00914.52
7.2.210.0060.00614.92
7.2.200.0080.00414.86
7.2.190.0040.01214.79
7.2.180.0000.01314.91
7.2.170.0120.00315.11
7.2.160.0060.00914.69
7.2.150.0090.00316.86
7.2.140.0060.00616.69
7.2.130.0040.00716.76
7.2.120.0080.00816.99
7.2.110.0080.00816.79
7.2.100.0090.00616.89
7.2.90.0000.01616.77
7.2.80.0040.00816.58
7.2.70.0070.01016.86
7.2.60.0060.00816.56
7.2.50.0040.01116.56
7.2.40.0060.01016.96
7.2.30.0070.01016.80
7.2.20.0070.00716.55
7.2.10.0160.00016.75
7.2.00.0050.00818.02
7.1.330.0000.00815.71
7.1.320.0070.00415.50
7.1.310.0060.00915.65
7.1.300.0110.00415.69
7.1.290.0100.00315.67
7.1.280.0040.01115.62
7.1.270.0030.01415.53
7.1.260.0030.01015.52
7.1.250.0130.00015.75
7.1.200.0070.00715.72
7.1.100.0160.00417.90
7.1.70.0030.00617.07
7.1.60.0120.01219.11
7.1.50.0070.01716.90
7.1.00.0000.08022.25
7.0.200.0080.00316.46
7.0.140.0000.07722.04
7.0.60.0170.07719.82
7.0.50.0030.04317.88
7.0.40.0070.08720.20
7.0.30.0200.04020.22
7.0.20.0270.05320.09
7.0.10.0100.08720.46
7.0.00.0100.08020.29
5.6.280.0000.07721.09
5.6.210.0030.08320.68
5.6.200.0070.08318.23
5.6.190.0070.05020.41
5.6.180.0500.07320.36
5.6.170.0330.07720.42
5.6.160.0070.05720.51
5.6.150.0100.05718.19
5.6.140.0030.04018.21
5.6.130.0030.04018.07
5.6.120.0070.04020.98
5.6.110.0130.08020.98
5.6.100.0100.06021.05
5.6.90.0170.07320.99
5.6.80.0170.07720.37
5.5.350.0200.07320.35
5.5.340.0100.07718.02
5.5.330.0100.06320.47
5.5.320.0370.05020.51
5.5.310.0200.04320.26
5.5.300.0000.05017.91
5.5.290.0100.08318.01
5.5.280.0100.05320.84
5.5.270.0070.05720.77
5.5.260.0070.04020.85
5.5.250.0100.04020.76
5.5.240.0070.07720.34
5.4.450.0300.05719.52
5.4.440.0770.06019.41
5.4.430.0130.05019.46
5.4.420.0170.05319.27
5.4.410.0100.05318.99
5.4.400.0130.07018.74
5.4.390.0030.06018.63
5.4.380.0070.05718.61
5.4.370.0070.04318.46
5.4.360.0130.03718.57
5.4.350.0070.05011.97
5.4.340.0100.03611.96
5.4.320.0040.03812.45
5.4.310.0080.03512.45
5.4.300.0040.03812.45
5.4.290.0060.04112.45
5.4.280.0070.03412.35
5.4.270.0070.03512.35
5.4.260.0070.03912.35
5.4.250.0080.03512.35
5.4.240.0050.03812.34
5.4.230.0070.03712.34
5.4.220.0060.04012.34
5.4.210.0090.03712.34
5.4.200.0090.03712.34
5.4.190.0060.03612.34
5.4.180.0060.03612.33
5.4.170.0040.03812.35
5.4.160.0070.03512.34
5.4.150.0040.03712.34
5.4.140.0080.03412.02
5.4.130.0070.03412.01
5.4.120.0040.03611.96
5.4.110.0090.03211.96
5.4.100.0070.03411.96
5.4.90.0090.03311.96
5.4.80.0040.03811.96
5.4.70.0070.03911.96
5.4.60.0070.03311.96
5.4.50.0110.03011.96
5.4.40.0040.03611.95
5.4.30.0080.03411.95
5.4.20.0080.03311.95
5.4.10.0070.03311.95
5.4.00.0100.03211.43
5.3.290.0060.03812.80
5.3.280.0070.03512.71
5.3.270.0060.03812.73
5.3.260.0050.03912.72
5.3.250.0050.03812.72
5.3.240.0070.03612.72
5.3.230.0090.03512.71
5.3.220.0080.03512.68
5.3.210.0040.04012.68
5.3.200.0080.03312.68
5.3.190.0060.03812.68
5.3.180.0040.03812.67
5.3.170.0070.03612.67
5.3.160.0050.03712.68
5.3.150.0070.03612.67
5.3.140.0060.03712.66
5.3.130.0030.04212.66
5.3.120.0030.04212.66
5.3.110.0070.03712.66
5.3.100.0030.03912.12
5.3.90.0060.03612.09
5.3.80.0060.03512.07
5.3.70.0080.03412.07
5.3.60.0040.03812.07
5.3.50.0080.03412.00
5.3.40.0110.03012.00
5.3.30.0050.03511.94
5.3.20.0080.03311.72
5.3.10.0070.03311.69
5.3.00.0070.03511.68
5.2.170.0070.0289.18
5.2.160.0060.0289.18
5.2.150.0050.0299.18
5.2.140.0050.0309.17
5.2.130.0050.0289.13
5.2.120.0080.0249.13
5.2.110.0030.0319.14
5.2.100.0040.0299.14
5.2.90.0050.0299.14
5.2.80.0070.0339.13
5.2.70.0060.0289.13
5.2.60.0040.0319.08
5.2.50.0090.0259.05
5.2.40.0060.0279.02
5.2.30.0030.0319.01
5.2.20.0040.0288.99
5.2.10.0040.0278.93
5.2.00.0060.0278.78
5.1.60.0040.0238.06
5.1.50.0040.0248.05
5.1.40.0020.0268.04
5.1.30.0050.0248.39
5.1.20.0060.0248.41
5.1.10.0040.0258.14
5.1.00.0030.0268.14
5.0.50.0030.0216.61
5.0.40.0020.0206.47
5.0.30.0050.0296.28
5.0.20.0040.0186.25
5.0.10.0050.0186.23
5.0.00.0010.0336.23
4.4.90.0020.0164.78
4.4.80.0040.0144.76
4.4.70.0030.0154.75
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0040.0244.71
4.4.30.0030.0184.76
4.4.20.0040.0144.84
4.4.10.0020.0164.85
4.4.00.0040.0244.76
4.3.110.0030.0164.67
4.3.100.0050.0134.66
4.3.90.0040.0134.63
4.3.80.0020.0264.59
4.3.70.0010.0164.63
4.3.60.0020.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0244.53
4.3.30.0030.0173.29
4.3.20.0050.0183.26
4.3.10.0040.0193.21
4.3.00.0130.0207.17

preferences:
49.77 ms | 401 KiB | 5 Q