3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 = 'football'; $str2 = 'footboll'; $strPos = strspn($str1 , $str2); echo $str1[$strPos].' vs '. $str2[$strPos]; ?>

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)
8.3.60.0070.01116.63
8.3.50.0090.01221.94
8.3.40.0140.00718.67
8.3.30.0140.00019.01
8.3.20.0040.00420.21
8.3.10.0030.00523.53
8.3.00.0090.00018.92
8.2.180.0070.00716.63
8.2.170.0110.00422.96
8.2.160.0100.00720.52
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0080.00020.73
8.2.110.0130.00322.11
8.2.100.0060.00619.54
8.2.90.0040.00419.36
8.2.80.0050.00317.97
8.2.70.0050.00317.63
8.2.60.0070.00317.93
8.2.50.0080.00018.07
8.2.40.0050.00319.71
8.2.30.0000.00718.37
8.2.20.0000.00917.77
8.2.10.0040.00418.10
8.2.00.0070.00017.73
8.1.280.0120.00325.92
8.1.270.0080.00023.79
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.96
8.1.230.0070.00719.15
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0090.00317.24
8.1.190.0050.00317.22
8.1.180.0050.00318.10
8.1.170.0060.00618.40
8.1.160.0000.00722.05
8.1.150.0000.00718.68
8.1.140.0040.00417.39
8.1.130.0070.00017.85
8.1.120.0040.00417.39
8.1.110.0050.00317.51
8.1.100.0000.00717.34
8.1.90.0000.00717.34
8.1.80.0000.00717.39
8.1.70.0070.00017.40
8.1.60.0060.00317.46
8.1.50.0060.00317.50
8.1.40.0060.00317.44
8.1.30.0040.00417.55
8.1.20.0040.00417.55
8.1.10.0000.00717.52
8.1.00.0040.00417.51
8.0.300.0040.00418.77
8.0.290.0000.00717.16
8.0.280.0000.00718.43
8.0.270.0000.00717.15
8.0.260.0030.00317.23
8.0.250.0000.00716.88
8.0.240.0040.00416.89
8.0.230.0040.00416.95
8.0.220.0040.00416.84
8.0.210.0070.00016.89
8.0.200.0030.00316.88
8.0.190.0000.00716.93
8.0.180.0040.00416.95
8.0.170.0080.00016.84
8.0.160.0050.00316.81
8.0.150.0030.00316.77
8.0.140.0040.00416.89
8.0.130.0030.00313.23
8.0.120.0080.00016.72
8.0.110.0070.00016.88
8.0.100.0030.00316.85
8.0.90.0020.00516.76
8.0.80.0060.00916.77
8.0.70.0000.00816.94
8.0.60.0040.00416.71
8.0.50.0050.00316.67
8.0.30.0110.00816.88
8.0.20.0070.01217.40
8.0.10.0050.00216.87
8.0.00.0110.00916.98
7.4.330.0000.00515.09
7.4.320.0040.00416.59
7.4.300.0030.00316.41
7.4.290.0000.00616.44
7.4.280.0030.00616.59
7.4.270.0030.00316.53
7.4.260.0000.00716.47
7.4.250.0000.00716.46
7.4.240.0040.00416.55
7.4.230.0040.00416.61
7.4.220.0160.01016.54
7.4.210.0140.00616.53
7.4.200.0070.00016.57
7.4.190.0070.00016.39
7.4.160.0060.00916.36
7.4.150.0140.00517.40
7.4.140.0110.00717.86
7.4.130.0050.01216.44
7.4.120.0080.01216.41
7.4.110.0090.01216.44
7.4.100.0130.00616.56
7.4.90.0070.01016.36
7.4.80.0040.01519.39
7.4.70.0030.01316.57
7.4.60.0070.01116.37
7.4.50.0000.00416.61
7.4.40.0110.00416.45
7.4.30.0000.01616.61
7.4.10.0060.01314.70
7.4.00.0050.01214.75
7.3.330.0000.00513.09
7.3.320.0000.00612.95
7.3.310.0080.00016.26
7.3.300.0030.00316.19
7.3.290.0100.00316.21
7.3.280.0140.00416.25
7.3.270.0140.00317.40
7.3.260.0100.00716.17
7.3.250.0120.00516.31
7.3.240.0060.01516.48
7.3.230.0170.00316.39
7.3.210.0100.00716.46
7.3.200.0120.00319.39
7.3.190.0120.00916.43
7.3.180.0000.01516.41
7.3.170.0060.00916.27
7.3.160.0190.00316.27
7.3.130.0120.00614.71
7.3.120.0100.00714.70
7.3.110.0100.01014.55
7.3.100.0030.01014.45
7.3.90.0090.00614.50
7.3.80.0120.00014.73
7.3.70.0030.01314.50
7.3.60.0030.00814.64
7.3.50.0060.00614.78
7.3.40.0070.00314.28
7.3.30.0090.00614.46
7.3.20.0040.00716.70
7.3.10.0000.01116.23
7.3.00.0000.01516.29
7.2.330.0070.01016.36
7.2.320.0120.00916.71
7.2.310.0150.00316.77
7.2.300.0210.00316.47
7.2.290.0090.00916.79
7.2.260.0000.01314.98
7.2.250.0070.01115.00
7.2.240.0110.00415.26
7.2.230.0060.01215.15
7.2.220.0080.00814.43
7.2.210.0070.00415.27
7.2.200.0030.01015.15
7.2.190.0080.00814.92
7.2.180.0000.01214.94
7.2.170.0060.01215.04
7.2.160.0040.01414.82
7.2.150.0060.00617.03
7.2.140.0000.01016.96
7.2.130.0060.00916.71
7.2.120.0060.00616.34
7.2.110.0100.00316.84
7.2.100.0060.01016.65
7.2.90.0040.01116.69
7.2.80.0030.01116.83
7.2.70.0090.00416.65
7.2.60.0030.01116.73
7.2.50.0040.01116.60
7.2.40.0100.00317.02
7.2.30.0030.01016.79
7.2.20.0040.01116.95
7.2.10.0070.01016.45
7.2.00.0030.01117.99
7.1.330.0040.01115.83
7.1.320.0040.01215.63
7.1.310.0040.01115.64
7.1.300.0030.00715.92
7.1.290.0060.00315.84
7.1.280.0060.01015.74
7.1.270.0070.00715.65
7.1.260.0060.00615.69
7.1.250.0000.01515.72
7.1.240.0080.00415.45
7.1.230.0070.00715.70
7.1.220.0090.00615.74
7.1.210.0040.01115.78
7.1.200.0090.00615.67
7.1.190.0040.00815.57
7.1.180.0070.00715.38
7.1.170.0080.00415.59
7.1.160.0000.01015.59
7.1.150.0080.00415.86
7.1.140.0030.01015.70
7.1.130.0030.00615.68
7.1.120.0090.00315.59
7.1.110.0030.01215.46
7.1.100.0070.00816.99
7.1.90.0080.00415.56
7.1.80.0060.00915.65
7.1.70.0040.00716.29
7.1.60.0070.01017.78
7.1.50.0070.01216.25
7.1.40.0090.00915.80
7.1.30.0000.00915.53
7.1.20.0040.00815.73
7.1.10.0000.01215.60
7.1.00.0060.04118.96
7.0.330.0100.00315.00
7.0.320.0070.00715.04
7.0.310.0000.01515.21
7.0.300.0030.00515.23
7.0.290.0100.00315.00
7.0.280.0000.00915.16
7.0.270.0060.00615.35
7.0.260.0000.01315.06
7.0.250.0090.00914.93
7.0.240.0100.00315.48
7.0.230.0000.01215.38
7.0.220.0000.01214.91
7.0.210.0030.01015.28
7.0.200.0100.00815.88
7.0.190.0040.01515.14
7.0.180.0110.00415.11
7.0.170.0000.01015.40
7.0.160.0060.00315.12
7.0.150.0070.00715.31
7.0.140.0000.04618.56
7.0.130.0060.00915.45
7.0.120.0110.00615.47
7.0.110.0000.01115.43
7.0.100.0040.01115.21
7.0.90.0030.00615.21
7.0.80.0070.00315.05
7.0.70.0100.00315.25
7.0.60.0070.02617.63
7.0.50.0030.02916.50
7.0.40.0050.03916.72
7.0.30.0190.03116.88
7.0.20.0100.03916.80
7.0.10.0050.04816.57
7.0.00.0050.02616.73
5.6.400.0080.00814.16
5.6.390.0080.00413.93
5.6.380.0030.00613.88
5.6.370.0000.01713.92
5.6.360.0070.00714.35
5.6.350.0100.00314.34
5.6.340.0080.00814.41
5.6.330.0030.00714.54
5.6.320.0100.00714.07
5.6.310.0040.00714.41
5.6.300.0040.00414.36
5.6.290.0070.00313.97
5.6.280.0060.03817.49
5.6.270.0080.00414.05
5.6.260.0030.01314.02
5.6.250.0030.00714.13
5.6.240.0000.01114.40
5.6.230.0060.00814.17
5.6.220.0060.00614.22
5.6.210.0030.02817.34
5.6.200.0080.04316.21
5.6.190.0080.02217.53
5.6.180.0220.03717.46
5.6.170.0210.03517.63
5.6.160.0100.04217.48
5.6.150.0020.04816.19
5.6.140.0070.02216.30
5.6.130.0140.02516.18
5.6.120.0080.03517.54
5.6.110.0070.04517.56
5.6.100.0050.03217.58
5.6.90.0080.04617.73
5.6.80.0090.04317.30
5.6.70.0090.00614.36
5.6.60.0070.00714.21
5.6.50.0000.00914.56
5.6.40.0100.00714.12
5.6.30.0030.01214.13
5.6.20.0070.00714.17
5.6.10.0000.01414.26
5.6.00.0090.00614.03
5.5.380.0070.00414.44
5.5.370.0060.00914.35
5.5.360.0040.00814.06
5.5.350.0060.03817.37
5.5.340.0050.03716.03
5.5.330.0030.02517.28
5.5.320.0280.03517.29
5.5.310.0180.04017.15
5.5.300.0030.02516.17
5.5.290.0020.02715.94
5.5.280.0070.04517.51
5.5.270.0050.03217.50
5.5.260.0050.04017.46
5.5.250.0040.04417.29
5.5.240.1980.01717.25
5.5.230.0030.01014.20
5.5.220.0130.00014.27
5.5.210.0070.00313.98
5.5.200.0040.00714.09
5.5.190.0070.00714.30
5.5.180.0100.00314.29
5.5.170.0060.00913.89
5.5.160.0000.01314.06
5.5.150.0000.00914.07
5.5.140.0030.00914.06
5.5.130.0060.01213.84
5.5.120.0000.01414.20
5.5.110.0000.00814.39
5.5.100.0090.00613.93
5.5.90.0120.00314.00
5.5.80.0100.00613.95
5.5.70.0030.01213.76
5.5.60.0090.00313.95
5.5.50.0060.00813.82
5.5.40.0100.01014.39
5.5.30.0090.00913.94
5.5.20.0040.01414.19
5.5.10.0070.00714.22
5.5.00.0040.00813.88
5.4.450.0120.02215.13
5.4.440.0080.03015.03
5.4.430.0100.02515.26
5.4.420.0220.02315.11
5.4.410.0100.02715.15
5.4.400.0100.02515.08
5.4.390.0130.02515.01
5.4.380.0150.02614.66
5.4.370.0030.03614.72
5.4.360.0100.02814.85
5.4.350.0080.03214.66
5.4.340.0080.03014.96
5.4.330.0060.00610.95
5.4.320.0030.02311.61
5.4.310.0020.02511.69
5.4.300.0040.02811.70
5.4.290.0060.02011.76
5.4.280.0080.01911.79
5.4.270.0060.02211.64
5.4.260.0070.02711.58
5.4.250.0080.02011.58
5.4.240.0050.02511.66
5.4.230.0050.02411.71
5.4.220.0070.01911.67
5.4.210.0050.02311.69
5.4.200.0080.02011.63
5.4.190.0070.02811.70
5.4.180.0070.02011.55
5.4.170.0020.02611.73
5.4.160.0080.02011.70
5.4.150.0060.02311.70
5.4.140.0030.02311.55
5.4.130.0040.02111.41
5.4.120.0080.01811.50
5.4.110.0020.02211.36
5.4.100.0050.01911.33
5.4.90.0040.02511.40
5.4.80.0050.02211.39
5.4.70.0040.02111.44
5.4.60.0040.02111.54
5.4.50.0050.02111.38
5.4.40.0060.01811.43
5.4.30.0030.02111.30
5.4.20.0040.02011.49
5.4.10.0030.02311.44
5.4.00.0040.02111.18
5.3.290.0040.02411.64
5.3.280.0050.02411.55
5.3.270.0060.02311.57
5.3.260.0070.02111.62
5.3.250.0050.02311.56
5.3.240.0050.02211.56
5.3.230.0050.02411.55
5.3.220.0020.02311.54
5.3.210.0040.02211.54
5.3.200.0060.02011.55
5.3.190.0060.02111.54
5.3.180.0030.02211.63
5.3.170.0020.02611.61
5.3.160.0060.02311.61
5.3.150.0080.03411.54
5.3.140.0090.02711.59
5.3.130.0070.02511.54
5.3.120.0070.02211.54
5.3.110.0050.02311.56
5.3.100.0120.02211.26
5.3.90.0080.02211.24
5.3.80.0060.02111.24
5.3.70.0060.02111.24
5.3.60.0020.02611.23
5.3.50.0040.02211.20
5.3.40.0080.02111.20
5.3.30.0050.02011.17
5.3.20.0040.02311.06
5.3.10.0040.02111.04
5.3.00.0050.02011.04
5.2.170.0030.0389.18
5.2.160.0040.0309.18
5.2.150.0060.0299.18
5.2.140.0050.0309.17
5.2.130.0040.0419.13
5.2.120.0070.0279.14
5.2.110.0060.0299.14
5.2.100.0060.0279.14
5.2.90.0040.0299.14
5.2.80.0050.0309.13
5.2.70.0060.0319.13
5.2.60.0050.0339.09
5.2.50.0060.0289.05
5.2.40.0030.0309.03
5.2.30.0080.0309.01
5.2.20.0030.0318.99
5.2.10.0010.0338.92
5.2.00.0040.0298.77
5.1.60.0030.0258.06
5.1.50.0030.0268.05
5.1.40.0040.0248.04
5.1.30.0030.0278.39
5.1.20.0050.0268.41
5.1.10.0060.0258.14
5.1.00.0020.0298.13
5.0.50.0050.0206.61
5.0.40.0030.0206.48
5.0.30.0040.0316.29
5.0.20.0060.0316.25
5.0.10.0050.0266.23
5.0.00.0060.0306.23
4.4.90.0030.0174.78
4.4.80.0030.0234.75
4.4.70.0040.0174.75
4.4.60.0040.0154.75
4.4.50.0020.0184.77
4.4.40.0020.0304.71
4.4.30.0020.0224.76
4.4.20.0040.0234.84
4.4.10.0040.0194.85
4.4.00.0040.0334.76
4.3.110.0050.0154.67
4.3.100.0050.0144.66
4.3.90.0030.0154.64
4.3.80.0040.0244.59
4.3.70.0020.0164.63
4.3.60.0030.0154.63
4.3.50.0030.0174.62
4.3.40.0070.0434.54
4.3.30.0020.0183.28
4.3.20.0030.0193.26
4.3.10.0040.0163.22
4.3.00.0070.01352.45

preferences:
43.07 ms | 401 KiB | 5 Q