3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strspn("Number 10" ^ "Number 10", "\0");

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)
8.3.60.0110.00318.54
8.3.50.0110.00722.06
8.3.40.0070.00718.85
8.3.30.0030.01019.01
8.3.20.0000.00820.25
8.3.10.0080.00020.35
8.3.00.0000.00819.13
8.2.180.0030.01216.32
8.2.170.0140.00322.96
8.2.160.0160.00320.38
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0020.00526.16
8.2.120.0000.00722.11
8.2.110.0090.00020.38
8.2.100.0040.00717.97
8.2.90.0060.00319.09
8.2.80.0050.00317.97
8.2.70.0060.00317.63
8.2.60.0000.01017.80
8.2.50.0080.00018.07
8.2.40.0040.00418.09
8.2.30.0000.00719.09
8.2.20.0070.00017.73
8.2.10.0070.00017.99
8.2.00.0040.00417.45
8.1.280.0070.00725.92
8.1.270.0110.00023.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.97
8.1.230.0030.00719.18
8.1.220.0050.00317.74
8.1.210.0090.00018.77
8.1.200.0040.00417.35
8.1.190.0000.00817.11
8.1.180.0060.00318.10
8.1.170.0040.00418.47
8.1.160.0040.00421.79
8.1.150.0000.00718.79
8.1.140.0060.00317.29
8.1.130.0030.00317.79
8.1.120.0040.00417.22
8.1.110.0000.00817.20
8.1.100.0040.00417.36
8.1.90.0070.00017.25
8.1.80.0050.00217.27
8.1.70.0000.00717.28
8.1.60.0060.00317.46
8.1.50.0030.00517.40
8.1.40.0000.00817.32
8.1.30.0080.00017.48
8.1.20.0000.00717.55
8.1.10.0050.00317.34
8.1.00.0000.01017.25
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0030.00318.27
8.0.270.0000.00817.12
8.0.260.0000.00717.21
8.0.250.0000.00616.89
8.0.240.0000.00716.90
8.0.230.0040.00416.71
8.0.220.0030.00316.74
8.0.210.0050.00216.80
8.0.200.0000.00716.83
8.0.190.0040.00416.75
8.0.180.0070.00016.79
8.0.170.0040.00416.74
8.0.160.0040.00416.63
8.0.150.0050.00216.65
8.0.140.0070.00316.71
8.0.130.0000.00613.16
8.0.120.0070.00016.70
8.0.110.0040.00416.78
8.0.100.0050.00316.74
8.0.90.0040.00416.64
8.0.80.0070.01016.77
8.0.70.0040.00416.71
8.0.60.0040.00416.66
8.0.50.0000.00716.75
8.0.30.0170.00516.94
8.0.20.0110.01217.40
8.0.10.0080.00016.77
8.0.00.0080.00916.58
7.4.330.0020.00215.00
7.4.320.0030.00316.43
7.4.300.0030.00316.44
7.4.290.0030.00316.46
7.4.280.0050.00616.36
7.4.270.0000.00716.46
7.4.260.0070.00016.33
7.4.250.0000.00716.32
7.4.240.0040.00316.39
7.4.230.0000.00716.43
7.4.220.0130.01316.50
7.4.210.0040.01116.47
7.4.200.0070.00016.20
7.4.160.0110.01116.33
7.4.150.0180.00017.40
7.4.140.0110.00917.86
7.4.130.0100.01016.47
7.4.120.0080.01016.40
7.4.110.0160.00016.28
7.4.100.0070.01316.34
7.4.90.0080.01316.37
7.4.80.0090.01318.80
7.4.70.0120.00416.27
7.4.60.0100.00716.38
7.4.50.0000.00816.31
7.4.40.0130.00916.11
7.4.30.0060.01316.20
7.4.00.0000.01614.69
7.3.330.0030.00213.11
7.3.320.0030.00312.98
7.3.310.0070.00016.00
7.3.300.0020.00516.11
7.3.290.0030.01516.07
7.3.280.0100.00716.10
7.3.270.0120.00617.40
7.3.260.0180.00416.21
7.3.250.0110.00616.35
7.3.240.0140.00616.37
7.3.230.0090.00616.41
7.3.210.0100.00616.14
7.3.200.0070.01719.39
7.3.190.0230.01016.51
7.3.180.0180.00016.02
7.3.170.0170.00016.27
7.3.160.0060.01216.28
7.3.120.0030.01314.60
7.3.110.0060.00614.50
7.3.100.0080.00814.66
7.3.90.0080.00814.87
7.3.80.0070.01114.48
7.3.70.0070.00714.56
7.3.60.0000.00914.75
7.3.50.0080.00414.56
7.3.40.0070.00714.73
7.3.30.0040.01114.65
7.3.20.0060.00616.61
7.3.10.0100.00716.58
7.3.00.0070.00716.28
7.2.330.0150.00316.37
7.2.320.0130.01016.30
7.2.310.0030.01316.59
7.2.300.0070.01116.52
7.2.290.0100.00616.59
7.2.240.0030.01415.06
7.2.230.0090.00614.65
7.2.220.0080.00415.09
7.2.210.0030.01314.83
7.2.200.0070.00414.97
7.2.190.0090.00614.82
7.2.180.0040.01114.63
7.2.170.0100.00714.88
7.2.160.0070.00714.91
7.2.150.0070.00716.42
7.2.140.0040.01216.43
7.2.130.0120.00316.55
7.2.120.0040.01116.55
7.2.110.0040.00716.85
7.2.100.0040.01116.89
7.2.90.0140.00316.82
7.2.80.0090.00616.92
7.2.70.0030.01216.91
7.2.60.0070.00716.66
7.2.50.0040.00716.68
7.2.40.0070.00716.73
7.2.30.0000.01017.01
7.2.20.0120.00316.51
7.2.10.0040.00716.71
7.2.00.0070.01017.88
7.1.330.0030.01015.56
7.1.320.0030.01015.76
7.1.310.0030.01015.45
7.1.300.0000.01315.63
7.1.290.0040.00815.48
7.1.280.0060.01015.52
7.1.270.0070.00715.70
7.1.260.0000.01015.49
7.1.250.0000.00915.51
7.1.200.0070.01015.68
7.1.100.0060.00617.80
7.1.70.0000.00817.01
7.1.60.0030.00919.32
7.1.50.0060.00616.77
7.1.00.0000.08022.51
7.0.200.0040.00416.68
7.0.140.0000.07721.98
7.0.60.0100.06719.92
7.0.50.0100.04717.85
7.0.40.0200.06020.04
7.0.30.0300.07020.02
7.0.20.0230.07320.00
7.0.10.0070.09020.18
7.0.00.0070.04020.01
5.6.280.0000.07320.90
5.6.210.0070.08320.60
5.6.200.0100.06718.22
5.6.190.0100.07720.56
5.6.180.0500.07020.33
5.6.170.0300.05720.33
5.6.160.0100.07720.52
5.6.150.0030.05018.22
5.6.140.0000.08318.05
5.6.130.0170.07318.09
5.6.120.0070.03721.00
5.6.110.0070.03720.99
5.6.100.0130.08021.12
5.6.90.0100.07320.96
5.6.80.0130.07720.40
5.5.350.0130.04720.47
5.5.340.0070.04317.95
5.5.330.0070.05020.25
5.5.320.0400.06020.31
5.5.310.0230.07020.29
5.5.300.0130.07717.95
5.5.290.0070.03717.92
5.5.280.0130.08020.97
5.5.270.0070.04020.94
5.5.260.0070.04020.79
5.5.250.0070.06320.68
5.5.240.0170.08020.24
5.4.450.0200.05319.63
5.4.440.0930.05019.63
5.4.430.1100.05019.63
5.4.420.1000.04319.32
5.4.410.0970.06719.36
5.4.400.1000.05019.28
5.4.390.0900.06319.28
5.4.380.0430.07718.68
5.4.370.0330.05018.69
5.4.360.0300.05718.50
5.4.350.0330.05718.78
5.4.340.0400.04718.50
5.4.320.0060.03812.45
5.4.310.0050.04112.45
5.4.300.0080.03712.45
5.4.290.0040.04312.45
5.4.280.0070.03312.35
5.4.270.0070.04312.35
5.4.260.0070.04012.34
5.4.250.0050.04112.34
5.4.240.0100.03412.34
5.4.230.0100.04312.34
5.4.220.0070.03912.34
5.4.210.0100.04112.34
5.4.200.0090.03612.34
5.4.190.0050.03912.34
5.4.180.0090.04012.34
5.4.170.0070.03812.34
5.4.160.0090.03712.34
5.4.150.0070.03812.34
5.4.140.0060.04812.02
5.4.130.0070.03712.01
5.4.120.0050.03711.97
5.4.110.0060.03711.96
5.4.100.0050.03911.96
5.4.90.0070.04311.96
5.4.80.0080.03511.96
5.4.70.0030.04211.96
5.4.60.0090.03311.96
5.4.50.0060.03611.96
5.4.40.0080.04211.95
5.4.30.0060.04111.95
5.4.20.0070.03911.95
5.4.10.0060.03311.95
5.4.00.0050.03511.44
5.3.290.0050.04012.80
5.3.280.0060.03612.70
5.3.270.0090.04512.73
5.3.260.0060.03712.72
5.3.250.0060.03812.72
5.3.240.0090.04212.71
5.3.230.0070.03512.71
5.3.220.0050.03612.68
5.3.210.0050.03912.68
5.3.200.0060.03512.68
5.3.190.0040.03712.68
5.3.180.0030.03712.67
5.3.170.0060.04312.67
5.3.160.0030.04512.67
5.3.150.0050.03612.67
5.3.140.0080.04412.66
5.3.130.0040.03912.66
5.3.120.0090.03312.65
5.3.110.0070.03812.66
5.3.100.0030.03812.12
5.3.90.0080.03912.08
5.3.80.0050.03612.07
5.3.70.0040.03912.07
5.3.60.0050.03812.07
5.3.50.0040.03912.00
5.3.40.0080.03412.00
5.3.30.0030.03811.94
5.3.20.0040.03611.71
5.3.10.0030.04511.69
5.3.00.0040.03611.68
5.2.170.0020.0329.17
5.2.160.0040.0329.17
5.2.150.0070.0289.17
5.2.140.0060.0289.17
5.2.130.0030.0319.13
5.2.120.0050.0329.13
5.2.110.0020.0369.13
5.2.100.0080.0289.13
5.2.90.0050.0309.14
5.2.80.0030.0319.13
5.2.70.0020.0319.13
5.2.60.0030.0309.08
5.2.50.0030.0319.05
5.2.40.0030.0299.03
5.2.30.0030.0349.01
5.2.20.0030.0329.00
5.2.10.0040.0318.93
5.2.00.0070.0318.79
5.1.60.0060.0278.08
5.1.50.0030.0338.07
5.1.40.0030.0248.05
5.1.30.0060.0268.40
5.1.20.0030.0318.42
5.1.10.0050.0278.14
5.1.00.0020.0308.15
5.0.50.0010.0226.63
5.0.40.0040.0226.48
5.0.30.0010.0336.30
5.0.20.0040.0256.27
5.0.10.0020.0236.25
5.0.00.0030.0306.23
4.4.90.0010.0164.78
4.4.80.0020.0154.76
4.4.70.0020.0154.75
4.4.60.0020.0164.75
4.4.50.0010.0174.77
4.4.40.0030.0284.71
4.4.30.0050.0184.75
4.4.20.0060.0164.85
4.4.10.0030.0144.85
4.4.00.0010.0254.76
4.3.110.0040.0144.66
4.3.100.0040.0134.66
4.3.90.0030.0144.63
4.3.80.0030.0234.59
4.3.70.0030.0134.63
4.3.60.0020.0144.63
4.3.50.0040.0144.63
4.3.40.0020.0244.54
4.3.30.0020.0163.29
4.3.20.0000.0173.27
4.3.10.0030.0143.22
4.3.00.0030.0236.98

preferences:
41.1 ms | 401 KiB | 5 Q