3v4l.org

run code in 300+ PHP versions simultaneously
<?php similar_text('test2', 'test1', $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)
8.3.40.0100.00718.59
8.3.30.0070.00718.81
8.3.20.0040.00420.21
8.3.10.0000.00823.48
8.3.00.0080.00019.05
8.2.170.0030.01022.96
8.2.160.0070.00722.11
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0050.00221.04
8.2.110.0060.00320.46
8.2.100.0070.00417.91
8.2.90.0040.00417.50
8.2.80.0030.00618.60
8.2.70.0050.00318.04
8.2.60.0040.00418.03
8.2.50.0000.00818.10
8.2.40.0030.00621.13
8.2.30.0040.00419.16
8.2.20.0040.00417.61
8.2.10.0040.00417.83
8.2.00.0070.00017.59
8.1.270.0050.00318.89
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00020.49
8.1.230.0080.00322.12
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0060.00317.23
8.1.190.0030.00617.00
8.1.180.0000.00818.85
8.1.170.0040.00418.61
8.1.160.0040.00418.94
8.1.150.0000.00718.69
8.1.140.0000.00717.22
8.1.130.0000.00717.79
8.1.120.0000.00717.31
8.1.110.0040.00417.31
8.1.100.0070.00017.30
8.1.90.0080.00017.23
8.1.80.0040.00417.34
8.1.70.0050.00317.13
8.1.60.0030.00517.49
8.1.50.0040.00417.25
8.1.40.0000.00717.44
8.1.30.0000.00817.47
8.1.20.0000.00717.38
8.1.10.0060.00317.48
8.1.00.0000.01117.35
8.0.300.0040.00418.77
8.0.290.0000.00816.61
8.0.280.0030.00318.33
8.0.270.0000.00717.29
8.0.260.0030.00317.20
8.0.250.0030.00316.82
8.0.240.0080.00016.77
8.0.230.0040.00416.80
8.0.220.0000.00716.77
8.0.210.0000.00716.76
8.0.200.0070.00016.88
8.0.190.0060.00316.88
8.0.180.0000.00716.66
8.0.170.0050.00316.73
8.0.160.0040.00316.79
8.0.150.0000.00716.73
8.0.140.0000.00716.70
8.0.130.0070.00013.16
8.0.120.0000.00816.73
8.0.110.0030.00316.75
8.0.100.0000.00716.70
8.0.90.0040.00416.79
8.0.80.0060.01516.78
8.0.70.0030.00516.54
8.0.60.0040.00416.65
8.0.50.0070.00016.61
8.0.30.0090.01316.87
8.0.20.0080.01017.40
8.0.10.0040.00416.82
8.0.00.0080.01016.63
7.4.330.0060.00015.03
7.4.320.0000.00816.47
7.4.300.0000.00616.25
7.4.290.0060.00016.47
7.4.280.0000.00816.47
7.4.270.0000.00716.46
7.4.260.0030.00416.34
7.4.250.0020.00516.27
7.4.240.0020.00516.38
7.4.230.0030.00316.46
7.4.220.0090.00916.31
7.4.210.0080.00816.36
7.4.200.0030.00316.27
7.4.160.0050.01116.19
7.4.150.0090.00917.40
7.4.140.0050.01217.86
7.4.130.0110.01116.34
7.4.120.0110.00916.44
7.4.110.0060.01316.21
7.4.100.0180.00416.29
7.4.90.0060.00916.42
7.4.80.0070.01419.39
7.4.70.0160.00016.41
7.4.60.0100.00716.25
7.4.50.0040.00016.36
7.4.40.0060.01516.58
7.4.30.0050.01116.44
7.4.00.0050.01014.74
7.3.330.0050.00012.94
7.3.320.0000.00613.03
7.3.310.0030.00316.01
7.3.300.0030.00316.23
7.3.290.0110.00716.17
7.3.280.0090.00916.20
7.3.270.0090.00917.40
7.3.260.0110.00616.35
7.3.250.0090.00916.17
7.3.240.0030.01316.19
7.3.230.0160.00716.39
7.3.210.0090.00916.21
7.3.200.0090.00919.39
7.3.190.0080.00816.16
7.3.180.0030.01716.36
7.3.170.0060.01616.27
7.3.160.0070.01016.22
7.3.120.0060.00914.39
7.3.110.0040.01414.55
7.3.100.0030.01014.93
7.3.90.0090.00914.71
7.3.80.0000.01314.57
7.3.70.0040.01214.84
7.3.60.0000.00914.91
7.3.50.0090.00914.55
7.3.40.0060.00314.34
7.3.30.0060.00914.74
7.3.20.0060.00916.62
7.3.10.0090.00616.54
7.3.00.0030.01016.43
7.2.330.0130.00616.44
7.2.320.0100.01316.55
7.2.310.0100.00716.31
7.2.300.0050.01316.36
7.2.290.0120.01016.27
7.2.250.0100.00714.88
7.2.240.0120.00614.89
7.2.230.0000.01514.88
7.2.220.0090.00614.73
7.2.210.0070.00714.75
7.2.200.0040.01214.96
7.2.190.0060.00914.75
7.2.180.0060.00914.79
7.2.170.0030.01014.95
7.2.130.0090.00716.58
7.2.120.0130.00516.40
7.2.110.0130.00616.44
7.2.100.0110.00816.37
7.2.90.0050.00916.82
7.2.80.0100.00916.39
7.2.70.0110.00916.29
7.2.60.0130.00716.72
7.2.50.0110.01316.49
7.2.40.0170.00916.35
7.2.30.0140.00816.60
7.2.20.0150.00816.45
7.2.10.0120.01216.42
7.2.00.0120.00517.33
7.1.330.0000.01415.59
7.1.320.0000.01415.84
7.1.310.0060.00915.50
7.1.300.0130.00315.58
7.1.290.0090.00915.82
7.1.280.0120.00015.52
7.1.270.0030.00815.61
7.1.260.0070.00715.70
7.1.250.0090.00415.27
7.1.200.0100.00315.68
7.1.100.0030.01017.79
7.1.70.0060.00616.99
7.1.60.0160.01019.22
7.1.50.0090.00916.86
7.1.00.0100.07022.33
7.0.200.0040.01216.67
7.0.140.0030.06022.07
7.0.60.0000.04719.85
7.0.50.0130.03017.76
7.0.40.0000.06020.19
7.0.30.0230.04020.13
7.0.20.0330.06720.21
7.0.10.0000.04720.00
7.0.00.0030.05720.19
5.6.280.0130.06321.02
5.6.210.0070.05720.76
5.6.200.0070.05318.13
5.6.190.0070.04320.57
5.6.180.0330.07320.57
5.6.170.0200.04720.45
5.6.160.0030.06720.38
5.6.150.0070.06718.12
5.6.140.0070.06718.11
5.6.130.0100.07718.11
5.6.120.0030.07020.96
5.6.110.0070.07020.88
5.6.100.0100.07320.96
5.6.90.0070.08320.96
5.6.80.0100.03720.39
5.5.350.0300.06020.45
5.5.340.0000.04017.97
5.5.330.0070.05320.42
5.5.320.0270.04020.19
5.5.310.0230.04020.43
5.5.300.0170.07017.98
5.5.290.0130.08017.93
5.5.280.0030.09320.72
5.5.270.0030.05020.75
5.5.260.0030.08720.86
5.5.250.0100.08320.61
5.5.240.0030.07320.11
5.4.450.0300.05719.32
5.4.440.0230.05319.54
5.4.430.0170.05719.26
5.4.420.0100.06019.60
5.4.410.0200.05319.07
5.4.400.0370.04319.32
5.4.390.0300.05718.66
5.4.380.0330.05018.49
5.4.370.0300.05718.46
5.4.360.0300.05018.57
5.4.350.0200.06718.74
5.4.340.0300.05718.49
5.4.320.0300.06718.45
5.4.310.0330.05718.52
5.4.300.0270.06718.66
5.4.290.0400.04718.77
5.4.280.0330.05318.71
5.4.270.0300.07718.52
5.4.260.0300.05318.52
5.4.250.0400.04718.52
5.4.240.0370.07018.77
5.4.230.0400.06318.67
5.4.220.0270.06718.71
5.4.210.0330.05718.48
5.4.200.0330.05016.45
5.4.190.0330.05718.70
5.4.180.0400.05018.66
5.4.170.0370.05318.63
5.4.160.0330.05018.66
5.4.150.0230.06318.63
5.4.140.0330.05016.17
5.4.130.0300.05016.25
5.4.120.0300.05016.30
5.4.110.0300.04716.21
5.4.100.0270.05316.16
5.4.90.0230.05716.16
5.4.80.0330.05016.28
5.4.70.0330.04716.10
5.4.60.0300.05016.13
5.4.50.0300.05016.16
5.4.40.0270.06016.32
5.4.30.0300.05016.26
5.4.20.0230.05716.27
5.4.10.0400.04316.27
5.4.00.0300.05015.84
5.3.290.0300.08014.64
5.3.280.0300.05314.57
5.3.270.0330.05014.68
5.3.260.0270.06314.53
5.3.250.0330.05314.50
5.3.240.0300.05714.51
5.3.230.0230.06314.50
5.3.220.0370.04714.61
5.3.210.0300.05714.46
5.3.200.0300.05314.59
5.3.190.0370.05314.45
5.3.180.0300.05314.55
5.3.170.0330.05714.56
5.3.160.0230.06314.52
5.3.150.0400.06314.59
5.3.140.0300.05314.62
5.3.130.0400.04314.48
5.3.120.0370.05714.52
5.3.110.0300.06714.45
5.3.100.0370.04714.12
5.3.90.0300.05313.93
5.3.80.0270.05713.96
5.3.70.0400.04014.04
5.3.60.0400.05713.91
5.3.50.0400.04713.91
5.3.40.0370.05013.88
5.3.30.0300.05013.88
5.3.20.0330.04713.64
5.3.10.0400.04013.57
5.3.00.0300.05313.56
5.2.170.0200.04711.29
5.2.160.0270.04311.05
5.2.150.0230.04311.11
5.2.140.0270.04011.17
5.2.130.0300.03711.05
5.2.120.0230.04311.07
5.2.110.0300.03711.07
5.2.100.0270.04311.13
5.2.90.0330.04011.13
5.2.80.0200.04711.14
5.2.70.0300.04011.02
5.2.60.0230.04311.09
5.2.50.0270.04011.06
5.2.40.0300.03310.95
5.2.30.0170.06310.95
5.2.20.0270.03711.07
5.2.10.0130.04310.85
5.2.00.0130.05010.80
5.1.60.0200.0309.97
5.1.50.0170.03710.00
5.1.40.0230.0309.99
5.1.30.0230.03310.54
5.1.20.0230.03310.34
5.1.10.0170.04310.19
5.1.00.0230.03310.17
5.0.50.0170.0238.72
5.0.40.0130.0308.39
5.0.30.0200.0438.23
5.0.20.0130.0308.32
5.0.10.0130.0238.34
5.0.00.0200.0378.28
4.4.90.0070.0235.88
4.4.80.0070.0275.95
4.4.70.0130.0205.87
4.4.60.0070.0275.86
4.4.50.0170.0175.86
4.4.40.0070.0405.96
4.4.30.0200.0105.88
4.4.20.0130.0205.95
4.4.10.0130.0205.98
4.4.00.0100.0375.90
4.3.110.0100.0275.83
4.3.100.0100.0235.80
4.3.90.0100.0205.79
4.3.80.0170.0275.79
4.3.70.0130.0175.80
4.3.60.0100.0205.83
4.3.50.0070.0235.78
4.3.40.0130.0305.75
4.3.30.0070.0235.03
4.3.20.0030.0235.03
4.3.10.0070.0235.03
4.3.00.0100.0336.69

preferences:
45.61 ms | 400 KiB | 5 Q