3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string='Foo, Bar, Test, X, Y, Z,'; $pos='Foo'; $count=0; while(($pos = strpos($string, ',',$pos)) !== FALSE){ $count++; $pos++; // This ends } echo $count;

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)
8.3.40.0030.01719.02
8.3.30.0110.00318.69
8.3.20.0080.00018.64
8.3.10.0040.00421.22
8.3.00.0000.00721.82
8.2.170.0150.00022.96
8.2.160.0030.01020.55
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00420.95
8.2.110.0040.00720.36
8.2.100.0110.00017.66
8.2.90.0060.00319.21
8.2.80.0030.00517.97
8.2.70.0060.00617.63
8.2.60.0000.00817.93
8.2.50.0090.00318.07
8.2.40.0070.00018.03
8.2.30.0050.00319.43
8.2.20.0080.00017.75
8.2.10.0070.00017.65
8.2.00.0040.00417.61
8.1.270.0020.00523.99
8.1.260.0070.01026.35
8.1.250.0070.00728.09
8.1.240.0070.00322.38
8.1.230.0040.00722.73
8.1.220.0040.00418.77
8.1.210.0030.00718.91
8.1.200.0060.00317.23
8.1.190.0040.00417.30
8.1.180.0040.00418.10
8.1.170.0000.00818.65
8.1.160.0030.00318.80
8.1.150.0040.00418.61
8.1.140.0030.00517.37
8.1.130.0030.00317.82
8.1.120.0050.00317.29
8.1.110.0040.00417.42
8.1.100.0040.00417.31
8.1.90.0040.00417.35
8.1.80.0000.00817.37
8.1.70.0030.00317.34
8.1.60.0070.00417.49
8.1.50.0000.00817.51
8.1.40.0040.00417.42
8.1.30.0030.00617.54
8.1.20.0080.00017.61
8.1.10.0030.00617.55
8.1.00.0030.00617.54
8.0.300.0040.00419.98
8.0.290.0040.00417.16
8.0.280.0000.00818.36
8.0.270.0070.00317.11
8.0.260.0000.00616.73
8.0.250.0070.00016.92
8.0.240.0000.00817.00
8.0.230.0080.00016.97
8.0.220.0030.00316.91
8.0.210.0020.00516.88
8.0.200.0000.00616.87
8.0.190.0050.00216.91
8.0.180.0040.00416.80
8.0.170.0050.00316.91
8.0.160.0030.00316.97
8.0.150.0030.00316.70
8.0.140.0030.00316.90
8.0.130.0000.00613.31
8.0.120.0040.00416.82
8.0.110.0070.00016.95
8.0.100.0000.00816.92
8.0.90.0000.00716.88
8.0.80.0130.00916.83
8.0.70.0040.00416.73
8.0.60.0000.00816.77
8.0.50.0000.00816.73
8.0.30.0110.00917.04
8.0.20.0110.00817.40
8.0.10.0040.00416.89
8.0.00.0140.00616.72
7.4.330.0060.00016.84
7.4.320.0000.00716.41
7.4.300.0000.00816.51
7.4.290.0000.00716.49
7.4.280.0030.00316.60
7.4.270.0000.00616.62
7.4.260.0030.00313.27
7.4.250.0040.00416.38
7.4.240.0040.00416.50
7.4.230.0070.00016.40
7.4.220.0040.01216.48
7.4.210.0070.00816.60
7.4.200.0040.00316.70
7.4.190.0020.00516.71
7.4.160.0100.00616.39
7.4.150.0090.01017.40
7.4.140.0030.01317.86
7.4.130.0140.00516.47
7.4.120.0100.01216.55
7.4.110.0100.00716.45
7.4.100.0150.00616.59
7.4.90.0070.01416.67
7.4.80.0140.00719.39
7.4.70.0200.00016.33
7.4.60.0100.00716.56
7.4.50.0070.00016.55
7.4.40.0130.00322.77
7.4.30.0120.00416.54
7.4.00.0070.01014.78
7.3.330.0060.00013.27
7.3.320.0000.00513.07
7.3.310.0000.00716.34
7.3.300.0040.00416.28
7.3.290.0120.00316.38
7.3.280.0080.01116.33
7.3.270.0130.01017.40
7.3.260.0140.00618.24
7.3.250.0130.00316.55
7.3.240.0070.01016.34
7.3.230.0030.01316.56
7.3.210.0090.00916.36
7.3.200.0180.00319.39
7.3.190.0130.01016.43
7.3.180.0030.01216.57
7.3.170.0080.00816.43
7.3.160.0090.00616.43
7.3.120.0060.00914.83
7.2.330.0040.01516.52
7.2.320.0000.01816.65
7.2.310.0070.01116.71
7.2.300.0070.01416.67
7.2.290.0100.01016.55
7.2.60.0040.00816.91
7.1.200.0110.00315.57
7.1.70.0060.00317.17
7.1.60.0130.01019.17
7.1.50.0120.00916.77
7.1.00.0030.03322.30
7.0.200.0000.01016.62
7.0.140.0100.06721.95
7.0.70.0030.07319.85
7.0.60.0130.07719.95
7.0.50.0100.07020.34
7.0.40.0070.09320.18
7.0.30.0070.08320.18
7.0.20.0170.06720.04
7.0.10.0200.07020.08
7.0.00.0030.09320.04
5.6.280.0070.07021.01
5.6.220.0170.07020.61
5.6.210.0170.06320.68
5.6.200.0070.08721.04
5.6.190.0070.05721.04
5.6.180.0170.04721.05
5.6.170.0070.07321.09
5.6.160.0070.06321.17
5.6.150.0130.08721.16
5.6.140.0170.07721.10
5.6.130.0100.06721.03
5.6.120.0070.08321.07
5.6.110.0000.07721.15
5.6.100.0070.09021.03
5.6.90.0070.08021.09
5.6.80.0100.04720.49
5.6.70.0170.05020.32
5.6.60.0070.04020.37
5.6.50.0070.08720.38
5.6.40.0070.05320.52
5.6.30.0070.03720.29
5.6.20.0030.07320.26
5.6.10.0000.06020.30
5.6.00.0000.04320.39
5.5.360.0100.04720.50
5.5.350.0100.08020.43
5.5.340.0070.04320.88
5.5.330.0070.08020.64
5.5.320.0030.05320.76
5.5.310.0130.06720.86
5.5.300.0070.07320.72
5.5.290.0070.08320.86
5.5.280.0030.09020.87
5.5.270.0030.05020.81
5.5.260.0130.08020.91
5.5.250.0130.07020.73
5.5.240.0070.08020.28
5.5.230.0030.07720.27
5.5.220.0070.05020.16
5.5.210.0100.07320.26
5.5.200.0070.08320.18
5.5.190.0030.04020.12
5.5.180.0000.08020.14
5.5.160.0000.04320.20
5.5.150.0070.04020.23
5.5.140.0030.04719.95
5.5.130.0030.08020.24
5.5.120.0100.05320.12
5.5.110.0030.05319.97
5.5.100.0130.04720.15
5.5.90.0070.05320.10
5.5.80.0070.04320.10
5.5.70.0100.04020.08
5.5.60.0100.04720.04
5.5.50.0070.03720.16
5.5.40.0000.06020.05
5.5.30.0230.06720.14
5.5.20.0070.07720.11
5.5.10.0030.08019.97
5.5.00.0030.04720.05
5.4.450.0070.08019.43
5.4.440.0070.08319.11
5.4.430.0100.07319.44
5.4.420.0170.06719.46
5.4.410.0130.04019.18
5.4.400.0100.07019.09
5.4.390.0070.08019.03
5.4.380.0030.06019.07
5.4.370.0070.08319.08
5.4.360.0200.07018.90
5.4.350.0030.04018.76
5.4.340.0130.03019.13
5.4.320.0000.05719.07
5.4.310.0070.07318.96
5.4.300.0070.03718.97
5.4.290.0070.05718.88
5.4.280.0130.07318.78
5.4.270.0100.03718.97
5.4.260.0100.07019.03
5.4.250.0070.04019.12
5.4.240.0070.05718.92
5.4.230.0070.04318.97
5.4.220.0070.06019.13
5.4.210.0070.04018.80
5.4.200.0100.04719.11
5.4.190.0130.03718.95
5.4.180.0070.06018.77
5.4.170.0030.07019.02
5.4.160.0130.07319.00
5.4.150.0000.04719.07
5.4.140.0030.06316.29
5.4.130.0070.05716.28
5.4.120.0100.04716.28
5.4.110.0030.06316.23
5.4.100.0070.07016.23
5.4.90.0030.04716.36
5.4.80.0070.04716.34
5.4.70.0170.06316.20
5.4.60.0100.03316.29
5.4.50.0070.03716.20
5.4.40.0070.03716.45
5.4.30.0070.03716.27
5.4.20.0100.03316.18
5.4.10.0070.06016.28
5.4.00.0000.08015.71
5.3.290.0070.05314.62
5.3.280.0100.05014.59
5.3.270.0070.07314.62
5.3.260.0130.03314.47
5.3.250.0070.04714.56
5.3.240.0070.04014.51
5.3.230.0100.03714.55
5.3.220.0070.06014.50
5.3.210.0000.06014.57
5.3.200.0070.07314.55
5.3.190.0100.07014.41
5.3.180.0030.06714.50
5.3.170.0130.05714.39
5.3.160.0000.04714.56
5.3.150.0070.04714.52
5.3.140.0100.03314.51
5.3.130.0030.04014.37
5.3.120.0030.07714.52
5.3.110.0030.05714.40
5.3.100.0130.03014.03
5.3.90.0070.07313.95
5.3.80.0170.04313.96
5.3.70.0130.03013.87
5.3.60.0070.04313.96
5.3.50.0070.05313.90
5.3.40.0070.05013.79
5.3.30.0100.05013.85
5.3.20.0170.03313.68
5.3.10.0000.04013.43
5.3.00.0170.06313.63
5.2.170.0100.06011.13
5.2.160.0070.03311.14
5.2.150.0030.04311.18
5.2.140.0130.05010.97
5.2.130.0070.06010.93
5.2.120.0030.03710.95
5.2.110.0030.05311.09
5.2.100.0000.03010.93
5.2.90.0070.05711.17
5.2.80.0070.04711.16
5.2.70.0000.03311.01
5.2.60.0070.04010.89
5.2.50.0000.03310.94
5.2.40.0030.05010.82
5.2.30.0030.05010.98
5.2.20.0030.06310.79
5.2.10.0070.05710.93
5.2.00.0030.03310.65
5.1.60.0030.03310.65
5.1.50.0000.03310.65
5.1.40.0000.03010.65
5.1.30.0000.06710.65
5.1.20.0100.04010.65
5.1.10.0070.03010.65
5.1.00.0030.05710.65
5.0.50.0030.02710.65
5.0.40.0070.04010.65
5.0.30.0000.03710.65
5.0.20.0030.04310.65
5.0.10.0000.02310.65
5.0.00.0030.03310.65
4.4.90.0000.02310.65
4.4.80.0070.01710.65
4.4.70.0030.02310.65
4.4.60.0070.03310.65
4.4.50.0030.02010.65
4.4.40.0030.03310.65
4.4.30.0030.02010.65
4.4.20.0000.02310.65
4.4.10.0000.02010.65
4.4.00.0070.04010.65
4.3.110.0070.01710.65
4.3.100.0030.01310.65
4.3.90.0030.01710.65
4.3.80.0000.04710.65
4.3.70.0030.03310.65
4.3.60.0000.03710.65
4.3.50.0030.03010.65
4.3.40.0000.04310.65
4.3.30.0000.02710.65
4.3.20.0030.03010.65
4.3.10.0030.02710.65
4.3.00.0030.02310.65

preferences:
45.5 ms | 400 KiB | 5 Q