3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string='Foo, Bar, Test, X, Y, Z,'; $pos=0; $count=0; while(($pos = strpos($string, 'Bar',$pos)) !== FALSE){ $count++; $pos++; // This en } 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)
8.3.40.0160.00318.54
8.3.30.0070.00718.74
8.3.20.0000.00820.25
8.3.10.0050.00323.52
8.3.00.0030.00619.38
8.2.170.0070.00722.96
8.2.160.0130.00320.30
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0030.00526.16
8.2.120.0000.00722.20
8.2.110.0090.00022.29
8.2.100.0080.00417.84
8.2.90.0050.00219.27
8.2.80.0050.00317.97
8.2.70.0000.01117.50
8.2.60.0000.00817.93
8.2.50.0050.00318.07
8.2.40.0000.00818.34
8.2.30.0000.00717.93
8.2.20.0040.00417.73
8.2.10.0040.00418.09
8.2.00.0050.00517.75
8.1.270.0050.00322.14
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.85
8.1.230.0080.00419.15
8.1.220.0070.00017.78
8.1.210.0060.00618.77
8.1.200.0060.00317.22
8.1.190.0050.00317.18
8.1.180.0080.00018.10
8.1.170.0080.00318.30
8.1.160.0080.00021.90
8.1.150.0000.00718.48
8.1.140.0000.00717.50
8.1.130.0030.00317.81
8.1.120.0080.00017.39
8.1.110.0070.00017.29
8.1.100.0000.00717.37
8.1.90.0000.00817.37
8.1.80.0040.00417.44
8.1.70.0030.00317.34
8.1.60.0060.00617.52
8.1.50.0040.00417.32
8.1.40.0000.00717.42
8.1.30.0030.00517.41
8.1.20.0080.00017.55
8.1.10.0040.00417.35
8.1.00.0030.00517.43
8.0.300.0040.00419.09
8.0.290.0000.00817.18
8.0.280.0000.00818.43
8.0.270.0000.00817.11
8.0.260.0060.00017.23
8.0.250.0030.00316.97
8.0.240.0060.00316.93
8.0.230.0070.00016.93
8.0.220.0050.00316.84
8.0.210.0040.00416.78
8.0.200.0040.00716.94
8.0.190.0040.00416.84
8.0.180.0040.00416.87
8.0.170.0080.00016.86
8.0.160.0030.00316.80
8.0.150.0040.00416.66
8.0.140.0040.00416.75
8.0.130.0070.00013.20
8.0.120.0000.00816.79
8.0.110.0040.00416.73
8.0.100.0000.00716.80
8.0.90.0040.00416.86
8.0.80.0060.01316.79
8.0.70.0070.00016.84
8.0.60.0030.00516.76
8.0.50.0050.00216.70
8.0.30.0070.01116.91
8.0.20.0080.01117.40
8.0.10.0040.00416.97
8.0.00.0150.00616.74
7.4.330.0030.00315.00
7.4.320.0030.00316.52
7.4.300.0030.00316.51
7.4.290.0030.00316.48
7.4.280.0000.00616.64
7.4.270.0070.00016.43
7.4.260.0030.00316.48
7.4.250.0000.00716.48
7.4.240.0060.00116.53
7.4.230.0040.00416.65
7.4.220.0140.00316.57
7.4.210.0080.01016.51
7.4.200.0000.00716.42
7.4.190.0040.00416.64
7.4.160.0120.00316.61
7.4.150.0090.00817.40
7.4.140.0100.00817.86
7.4.130.0140.00316.47
7.4.120.0060.01116.41
7.4.110.0120.00616.62
7.4.100.0060.01216.49
7.4.90.0000.01716.52
7.4.80.0030.01419.39
7.4.70.0080.00816.45
7.4.60.0060.01016.55
7.4.50.0000.00516.41
7.4.40.0150.00322.77
7.4.30.0100.00616.52
7.4.00.0030.01014.92
7.3.330.0030.00313.20
7.3.320.0020.00213.18
7.3.310.0000.00716.35
7.3.300.0070.00016.25
7.3.290.0110.00316.37
7.3.280.0040.01316.26
7.3.270.0100.01017.40
7.3.260.0070.01116.36
7.3.250.0080.01516.41
7.3.240.0140.00316.59
7.3.230.0130.00316.49
7.3.210.0070.01016.22
7.3.200.0180.00019.39
7.3.190.0130.00416.21
7.3.180.0130.00316.30
7.3.170.0070.01116.50
7.3.160.0060.00916.37
7.3.120.0150.00014.89
7.3.10.0040.01116.75
7.3.00.0060.00516.58
7.2.330.0090.00916.50
7.2.320.0100.00716.86
7.2.310.0140.00316.83
7.2.300.0160.00016.67
7.2.290.0080.00816.67
7.2.130.0090.00416.93
7.2.120.0030.00617.06
7.2.110.0100.00316.86
7.2.100.0060.00617.08
7.2.90.0080.00616.93
7.2.80.0060.00816.98
7.2.70.0050.00817.08
7.2.60.0060.00516.77
7.2.50.0050.01016.93
7.2.40.0080.00516.75
7.2.30.0020.00917.04
7.2.20.0050.01016.80
7.2.10.0050.00716.79
7.2.00.0070.00916.95
7.1.250.0020.01015.66
7.1.200.0000.01115.82
7.1.70.0000.00717.22
7.1.60.0130.01019.33
7.1.50.0000.01116.98
7.1.00.0000.07322.31
7.0.200.0330.01014.78
7.0.140.0070.06721.95
7.0.100.0030.04019.96
7.0.90.0230.08319.88
7.0.80.0130.04319.93
7.0.70.0030.07719.99
7.0.60.0070.06319.91
7.0.50.0100.07020.16
7.0.40.0100.03719.99
7.0.30.0070.04020.19
7.0.20.0170.07320.08
7.0.10.0000.04720.13
7.0.00.0070.07020.18
5.6.280.0030.07321.09
5.6.250.0030.07320.59
5.6.240.0000.08720.60
5.6.230.0170.07020.68
5.6.220.0000.04720.66
5.6.210.0170.06720.66
5.6.200.0000.04720.95
5.6.190.0070.06721.10
5.6.180.0030.08021.03
5.6.170.0070.06721.11
5.6.160.0030.05020.95
5.6.150.0030.08321.17
5.6.140.0030.05021.11
5.6.130.0100.06021.00
5.6.120.0030.04021.13
5.6.110.0070.06021.07
5.6.100.0070.03720.93
5.6.90.0030.06721.07
5.6.80.0030.04320.31
5.6.70.0100.06020.36
5.6.60.0070.04020.39
5.6.50.0100.07020.39
5.6.40.0070.07320.30
5.6.30.0000.04720.42
5.6.20.0100.03020.38
5.6.10.0000.07320.46
5.6.00.0030.04020.41
5.5.380.0230.03320.34
5.5.370.0000.05320.54
5.5.360.0000.04720.52
5.5.350.0030.05020.33
5.5.340.0070.03720.75
5.5.330.0030.04320.76
5.5.320.0070.03720.90
5.5.310.0070.04020.86
5.5.300.0100.07320.90
5.5.290.0070.05720.91
5.5.280.0030.05320.80
5.5.270.0100.06020.84
5.5.260.0070.04020.87
5.5.250.0000.04020.73
5.5.240.0070.07320.20
5.5.230.0100.03320.18
5.5.220.0100.06320.25
5.5.210.0030.04320.21
5.5.200.0030.04020.18
5.5.190.0070.07320.18
5.5.180.0030.07320.20
5.5.160.0100.06720.26
5.5.150.0070.03720.22
5.5.140.0100.05719.98
5.5.130.0030.06020.14
5.5.120.0070.03720.26
5.5.110.0070.04320.27
5.5.100.0030.04020.16
5.5.90.0070.03720.08
5.5.80.0070.05019.93
5.5.70.0030.06020.10
5.5.60.0170.03319.96
5.5.50.0100.05720.08
5.5.40.0100.06720.02
5.5.30.0070.08720.09
5.5.20.0130.03020.18
5.5.10.0070.08320.12
5.5.00.0030.04020.02
5.4.450.0030.04719.39
5.4.440.0000.04319.46
5.4.430.0100.03319.39
5.4.420.0000.04019.28
5.4.410.0100.06319.17
5.4.400.0070.05718.98
5.4.390.0030.06318.95
5.4.380.0030.04319.23
5.4.370.0100.05019.06
5.4.360.0070.04718.96
5.4.350.0170.06319.08
5.4.340.0000.04318.81
5.4.320.0070.05318.81
5.4.310.0070.07318.83
5.4.300.0170.06718.96
5.4.290.0070.08018.94
5.4.280.0130.07319.05
5.4.270.0100.07019.07
5.4.260.0030.07319.12
5.4.250.0030.06018.88
5.4.240.0030.04018.80
5.4.230.0030.08018.97
5.4.220.0030.04019.06
5.4.210.0070.07019.15
5.4.200.0130.06718.78
5.4.190.0030.03719.11
5.4.180.0000.04319.21
5.4.170.0070.07719.01
5.4.160.0030.04018.94
5.4.150.0070.07018.79
5.4.140.0070.03016.37
5.4.130.0030.04316.26
5.4.120.0070.06316.26
5.4.110.0130.06316.33
5.4.100.0070.03716.27
5.4.90.0070.03016.21
5.4.80.0100.02716.38
5.4.70.0070.03016.25
5.4.60.0130.02716.29
5.4.50.0000.03716.31
5.4.40.0030.03716.46
5.4.30.0030.03716.41
5.4.20.0000.03316.19
5.4.10.0070.03316.32
5.4.00.0100.02715.84
5.3.290.0130.05714.63
5.3.280.0100.06714.41
5.3.270.0030.06714.57
5.3.260.0070.03714.55
5.3.250.0100.03014.56
5.3.240.0030.07714.44
5.3.230.0000.04014.55
5.3.220.0100.07314.55
5.3.210.0000.04014.42
5.3.200.0100.07014.39
5.3.190.0070.05014.51
5.3.180.0130.02714.42
5.3.170.0070.03314.57
5.3.160.0070.03314.51
5.3.150.0070.03714.56
5.3.140.0030.03314.54
5.3.130.0000.04014.47
5.3.120.0070.03314.36
5.3.110.0000.04014.49
5.3.100.0000.03713.86
5.3.90.0000.03713.98
5.3.80.0100.03013.77
5.3.70.0030.03713.87
5.3.60.0130.02713.99
5.3.50.0100.02713.85
5.3.40.0000.04313.80
5.3.30.0100.03013.75
5.3.20.0070.03313.68
5.3.10.0000.03713.63
5.3.00.0000.03713.48
5.2.170.0000.06012.32
5.2.160.0070.03312.32
5.2.150.0000.03012.32
5.2.140.0000.03012.32
5.2.130.0000.03012.32
5.2.120.0000.03012.32
5.2.110.0030.02312.32
5.2.100.0030.02712.32
5.2.90.0070.02312.32
5.2.80.0000.03312.32
5.2.70.0070.02312.32
5.2.60.0030.03012.32
5.2.50.0000.03312.32
5.2.40.0030.02712.32
5.2.30.0000.03312.32
5.2.20.0100.02012.32
5.2.10.0030.02712.32
5.2.00.0000.03012.32
5.1.60.0030.02312.32
5.1.50.0030.02312.32
5.1.40.0030.02312.32
5.1.30.0030.02712.32
5.1.20.0030.02312.32
5.1.10.0000.02712.32
5.1.00.0100.01712.32
5.0.50.0030.02312.32
5.0.40.0000.02012.32
5.0.30.0030.03012.32
5.0.20.0030.01712.32
5.0.10.0000.02012.32
5.0.00.0000.03012.32
4.4.90.0000.01712.32
4.4.80.0000.01712.32
4.4.70.0000.01312.32
4.4.60.0030.03712.32
4.4.50.0030.01312.32
4.4.40.0000.02712.32
4.4.30.0000.01712.32
4.4.20.0000.02012.32
4.4.10.0000.01312.32
4.4.00.0000.02712.32
4.3.110.0000.01712.32
4.3.100.0030.01312.32
4.3.90.0000.01712.32
4.3.80.0000.02312.32
4.3.70.0000.01712.32
4.3.60.0030.01312.32
4.3.50.0130.00712.32
4.3.40.0000.02312.32
4.3.30.0000.01712.32
4.3.20.0070.01312.32
4.3.10.0000.01712.32
4.3.00.0000.01312.32

preferences:
37.48 ms | 400 KiB | 5 Q