3v4l.org

run code in 300+ PHP versions simultaneously
<?php similar_text("aa","ab",$percent); echo $percent; ?>

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)
8.3.40.0110.00718.85
8.3.30.0000.01419.00
8.3.20.0040.00420.16
8.3.10.0040.00423.66
8.3.00.0040.00419.00
8.2.170.0110.00422.96
8.2.160.0030.01020.31
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0120.00626.16
8.2.120.0030.00522.25
8.2.110.0060.00622.31
8.2.100.0040.00717.78
8.2.90.0040.00419.28
8.2.80.0000.00817.97
8.2.70.0030.00517.63
8.2.60.0050.00317.90
8.2.50.0000.00818.07
8.2.40.0000.00819.66
8.2.30.0040.00418.00
8.2.20.0040.00417.61
8.2.10.0070.00018.05
8.2.00.0060.00317.48
8.1.270.0040.00423.93
8.1.260.0090.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.72
8.1.230.0060.00618.97
8.1.220.0090.00017.74
8.1.210.0050.00318.77
8.1.200.0030.00617.11
8.1.190.0040.00417.16
8.1.180.0060.00318.84
8.1.170.0030.00518.59
8.1.160.0040.00421.93
8.1.150.0040.00418.45
8.1.140.0000.00717.35
8.1.130.0030.00317.71
8.1.120.0000.00817.25
8.1.110.0000.01017.20
8.1.100.0100.00017.31
8.1.90.0070.00017.37
8.1.80.0000.00817.27
8.1.70.0000.00717.13
8.1.60.0070.00017.50
8.1.50.0040.00417.43
8.1.40.0000.00717.30
8.1.30.0080.00017.38
8.1.20.0000.00817.47
8.1.10.0000.00817.30
8.1.00.0040.00417.23
8.0.300.0070.00019.09
8.0.290.0040.00417.16
8.0.280.0030.00318.24
8.0.270.0040.00417.25
8.0.260.0000.00618.32
8.0.250.0050.00216.89
8.0.240.0000.00816.81
8.0.230.0070.00016.88
8.0.220.0030.00316.64
8.0.210.0000.00716.73
8.0.200.0030.00316.83
8.0.190.0040.00416.80
8.0.180.0070.00416.71
8.0.170.0000.00816.83
8.0.160.0000.00716.85
8.0.150.0050.00216.54
8.0.140.0000.00716.71
8.0.130.0030.00313.14
8.0.120.0000.00816.64
8.0.110.0000.00816.73
8.0.100.0000.00716.73
8.0.90.0000.00716.62
8.0.80.0120.00416.70
8.0.70.0070.00016.73
8.0.60.0040.00416.63
8.0.50.0070.00016.74
8.0.30.0120.00717.09
8.0.20.0070.01117.40
8.0.10.0050.00216.74
8.0.00.0070.01016.48
7.4.330.0000.00615.07
7.4.320.0030.00316.50
7.4.300.0060.00016.28
7.4.290.0060.00316.36
7.4.280.0070.00016.34
7.4.270.0040.00416.42
7.4.260.0000.00616.46
7.4.250.0040.00416.26
7.4.240.0020.00516.34
7.4.230.0030.00316.46
7.4.220.0090.00916.57
7.4.210.0120.00416.51
7.4.200.0040.00416.48
7.4.190.0070.00016.51
7.4.160.0100.01016.30
7.4.150.0150.00317.40
7.4.140.0090.00717.86
7.4.130.0090.01716.43
7.4.120.0100.00616.39
7.4.110.0120.00616.23
7.4.100.0120.00616.41
7.4.90.0070.01016.43
7.4.80.0090.00919.39
7.4.70.0090.00616.43
7.4.60.0070.00916.12
7.4.50.0040.00416.24
7.4.40.0080.00822.77
7.4.30.0030.01216.24
7.4.10.0070.01214.84
7.4.00.0050.01114.91
7.3.330.0000.00613.06
7.3.320.0000.00613.17
7.3.310.0070.00016.12
7.3.300.0000.00616.14
7.3.290.0100.00516.13
7.3.280.0090.01016.19
7.3.270.0130.00517.40
7.3.260.0070.01416.48
7.3.250.0090.01016.26
7.3.240.0120.00916.41
7.3.230.0100.00716.40
7.3.210.0120.00616.30
7.3.200.0090.00919.39
7.3.190.0120.00616.34
7.3.180.0130.00716.28
7.3.170.0100.00616.31
7.3.160.0130.00716.46
7.3.130.0110.00714.77
7.3.120.0060.01214.61
7.3.110.0040.01414.86
7.3.100.0040.01114.51
7.3.90.0110.00014.43
7.3.80.0060.00614.48
7.3.70.0030.01314.45
7.3.60.0030.01014.85
7.3.50.0060.00614.55
7.3.40.0120.00614.64
7.3.30.0090.00914.63
7.3.20.0060.00616.59
7.3.10.0100.00316.61
7.3.00.0040.00816.54
7.2.330.0090.00916.54
7.2.320.0030.01416.36
7.2.310.0100.01316.51
7.2.300.0090.00816.29
7.2.290.0090.00616.61
7.2.260.0030.01014.77
7.2.250.0130.00614.85
7.2.240.0070.00715.07
7.2.230.0070.01014.85
7.2.220.0060.00915.03
7.2.210.0050.00614.59
7.2.200.0070.01015.01
7.2.190.0090.00615.02
7.2.180.0000.01414.78
7.2.170.0100.00614.62
7.2.160.0060.01314.99
7.2.150.0070.00716.81
7.2.140.0060.00616.67
7.2.130.0040.01416.51
7.2.120.0030.01216.82
7.2.110.0030.01416.64
7.2.100.0030.00916.89
7.2.90.0040.00716.67
7.2.80.0090.00016.85
7.2.70.0040.00716.84
7.2.60.0070.00716.37
7.2.50.0000.00916.52
7.2.40.0040.01116.77
7.2.30.0120.00316.87
7.2.20.0030.01016.41
7.2.10.0000.01416.81
7.2.00.0040.01516.88
7.1.330.0040.01115.83
7.1.320.0030.01415.63
7.1.310.0040.01215.47
7.1.300.0090.00615.88
7.1.290.0060.00915.86
7.1.280.0100.00315.59
7.1.270.0070.01015.70
7.1.260.0090.00615.54
7.1.250.0040.00415.41
7.1.240.0030.01015.79
7.1.230.0030.01315.53
7.1.220.0040.00715.63
7.1.210.0070.00415.78
7.1.200.0030.01015.63
7.1.190.0040.01115.52
7.1.180.0110.00415.59
7.1.170.0100.00015.74
7.1.160.0040.01415.82
7.1.150.0110.00415.84
7.1.140.0030.00815.85
7.1.130.0060.01015.84
7.1.120.0090.00615.62
7.1.110.0040.00815.84
7.1.100.0050.00816.90
7.1.90.0040.00915.70
7.1.80.0030.01115.80
7.1.70.0040.00916.47
7.1.60.0110.00917.42
7.1.50.0060.01116.32
7.1.40.0040.00715.57
7.1.30.0000.01315.66
7.1.20.0140.00015.83
7.1.10.0030.01015.70
7.1.00.0030.04219.04
7.0.330.0060.00315.43
7.0.320.0000.00815.22
7.0.310.0000.01115.44
7.0.300.0050.00515.54
7.0.290.0000.01315.26
7.0.280.0000.01015.33
7.0.270.0100.00315.39
7.0.260.0030.01414.97
7.0.250.0090.00315.34
7.0.240.0030.01315.58
7.0.230.0110.00015.20
7.0.220.0000.01515.27
7.0.210.0000.01515.24
7.0.200.0130.00515.06
7.0.190.0030.01015.46
7.0.180.0100.00315.40
7.0.170.0030.01015.50
7.0.160.0040.00415.41
7.0.150.0000.00915.21
7.0.140.0090.03518.56
7.0.130.0100.00715.30
7.0.120.0080.00415.33
7.0.110.0000.01015.46
7.0.100.0030.00615.54
7.0.90.0100.00315.25
7.0.80.0000.00814.95
7.0.70.0030.00715.20
7.0.60.0080.03117.63
7.0.50.0060.02316.55
7.0.40.0100.03716.75
7.0.30.0130.02616.80
7.0.20.0130.02316.74
7.0.10.0080.03616.81
7.0.00.0050.04816.66
5.6.400.0170.00014.20
5.6.390.0030.00714.46
5.6.380.0060.00314.54
5.6.370.0060.00314.25
5.6.360.0000.01214.50
5.6.350.0100.00714.01
5.6.340.0000.01314.40
5.6.330.0040.01114.34
5.6.320.0030.00614.21
5.6.310.0030.01214.10
5.6.300.0030.00514.11
5.6.290.0100.00314.33
5.6.280.0030.04317.72
5.6.270.0040.00714.22
5.6.260.0000.01214.06
5.6.250.0080.00314.28
5.6.240.0040.01114.12
5.6.230.0030.00714.09
5.6.220.0030.00713.91
5.6.210.0080.04517.38
5.6.200.0070.04516.08
5.6.190.0080.02717.27
5.6.180.0130.04217.21
5.6.170.0180.04217.37
5.6.160.0070.03717.38
5.6.150.0070.02716.11
5.6.140.0080.04116.07
5.6.130.0020.03016.06
5.6.120.0020.03917.62
5.6.110.0050.04717.52
5.6.100.0070.04117.73
5.6.90.0160.03717.50
5.6.80.0070.04417.23
5.6.70.2220.01817.19
5.6.60.0060.00314.06
5.6.50.0000.01413.89
5.6.40.0060.00613.85
5.6.30.0030.01014.27
5.6.20.0070.00713.88
5.6.10.0030.01014.19
5.6.00.0060.00614.27
5.5.380.0000.00914.13
5.5.370.0040.00414.07
5.5.360.0060.00314.23
5.5.350.0050.04217.16
5.5.340.0080.02616.10
5.5.330.0050.04017.21
5.5.320.0020.04917.25
5.5.310.0110.03017.11
5.5.300.0060.03015.97
5.5.290.0050.02516.05
5.5.280.0130.02717.51
5.5.270.0030.03817.22
5.5.260.0120.04217.29
5.5.250.0000.02617.33
5.5.240.0100.04517.16
5.5.230.0000.01113.91
5.5.220.0040.00714.05
5.5.210.0030.00614.35
5.5.200.0030.00713.94
5.5.190.0070.00713.85
5.5.180.0070.00714.05
5.5.170.0120.00314.27
5.5.160.0060.00614.11
5.5.150.0060.00614.14
5.5.140.0100.00313.71
5.5.130.0070.01014.17
5.5.120.0040.00813.98
5.5.110.0040.01114.30
5.5.100.0000.01514.14
5.5.90.0000.01114.23
5.5.80.0060.00314.09
5.5.70.0110.00014.19
5.5.60.0000.01013.92
5.5.50.0060.00613.82
5.5.40.0060.00614.19
5.5.30.0030.00913.85
5.5.20.0060.00613.96
5.5.10.0060.00313.82
5.5.00.0000.00913.97
5.4.450.0130.02715.08
5.4.440.0430.03215.08
5.4.430.0430.03215.09
5.4.420.0350.00215.15
5.4.410.0100.02914.89
5.4.400.0100.03114.77
5.4.390.0160.02614.71
5.4.380.0100.03114.57
5.4.370.0070.03014.64
5.4.360.0050.02914.69
5.4.350.0050.02611.52
5.4.340.0040.02011.40
5.4.330.0030.00310.99
5.4.320.0060.02611.60
5.4.310.0050.02311.60
5.4.300.0050.02011.65
5.4.290.0060.02211.60
5.4.280.0050.03011.45
5.4.270.0040.02211.62
5.4.260.0070.02211.57
5.4.250.0050.02211.38
5.4.240.0070.02411.57
5.4.230.0050.02211.43
5.4.220.0070.02511.72
5.4.210.0050.03211.40
5.4.200.0070.02411.68
5.4.190.0070.02111.51
5.4.180.0050.02711.50
5.4.170.0050.02711.53
5.4.160.0060.02311.64
5.4.150.0060.02211.59
5.4.140.0050.03211.40
5.4.130.0080.02611.48
5.4.120.0040.02711.25
5.4.110.0070.02011.31
5.4.100.0050.02311.48
5.4.90.0040.02111.35
5.4.80.0030.02411.46
5.4.70.0060.02611.41
5.4.60.0050.02111.40
5.4.50.0100.01611.35
5.4.40.0040.02111.44
5.4.30.0040.02111.27
5.4.20.0040.02511.35
5.4.10.0040.03611.28
5.4.00.0030.02911.13
5.3.290.0040.02511.60
5.3.280.0040.03311.48
5.3.270.0080.02611.50
5.3.260.0070.02311.58
5.3.250.0060.02311.55
5.3.240.0020.02511.39
5.3.230.0050.03911.50
5.3.220.0050.03211.43
5.3.210.0090.02711.40
5.3.200.0070.02111.48
5.3.190.0080.02411.48
5.3.180.0040.02311.54
5.3.170.0080.01811.51
5.3.160.0050.02011.43
5.3.150.0060.02111.50
5.3.140.0060.02411.51
5.3.130.0020.03011.47
5.3.120.0020.02311.40
5.3.110.0050.02311.39
5.3.100.0060.02811.12
5.3.90.0040.02511.19
5.3.80.0070.01911.14
5.3.70.0040.02511.12
5.3.60.0040.03211.17
5.3.50.0070.02611.12
5.3.40.0030.02211.14
5.3.30.0070.01811.13
5.3.20.0020.03010.90
5.3.10.0040.02910.94
5.3.00.0050.02210.86
5.2.170.0050.0369.18
5.2.160.0060.0409.18
5.2.150.0080.0299.18
5.2.140.0030.0369.18
5.2.130.0050.0339.14
5.2.120.0080.0409.13
5.2.110.0060.0319.14
5.2.100.0060.0279.14
5.2.90.0060.0279.14
5.2.80.0040.0319.13
5.2.70.0030.0329.13
5.2.60.0060.0299.09
5.2.50.0050.0349.06
5.2.40.0050.0339.03
5.2.30.0030.0349.01
5.2.20.0030.0329.00
5.2.10.0040.0288.95
5.2.00.0060.0288.80
5.1.60.0030.0268.09
5.1.50.0050.0248.09
5.1.40.0020.0278.07
5.1.30.0020.0288.43
5.1.20.0050.0278.44
5.1.10.0050.0328.16
5.1.00.0060.0298.17
5.0.50.0010.0256.64
5.0.40.0040.0256.50
5.0.30.0050.0366.32
5.0.20.0050.0306.29
5.0.10.0080.0276.26
5.0.00.0060.0416.26
4.4.90.0030.0204.78
4.4.80.0030.0144.76
4.4.70.0030.0264.76
4.4.60.0060.0224.75
4.4.50.0040.0174.77
4.4.40.0110.0384.71
4.4.30.0050.0194.76
4.4.20.0050.0214.84
4.4.10.0040.0234.85
4.4.00.0020.0404.76
4.3.110.0050.0244.67
4.3.100.0020.0224.66
4.3.90.0050.0134.63
4.3.80.0040.0274.59
4.3.70.0040.0134.63
4.3.60.0040.0154.63
4.3.50.0030.0164.63
4.3.40.0030.0254.54
4.3.30.0060.0273.31
4.3.20.0030.0233.29
4.3.10.0020.0183.25
4.3.00.0130.0208.14

preferences:
46.31 ms | 400 KiB | 5 Q