3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = "123za\n\r'f"; $a = preg_replace('/[^0-9a-z]/i', '', $b); var_dump($a);

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)
8.3.60.0060.00816.50
8.3.50.0120.00921.97
8.3.40.0180.00318.92
8.3.30.0120.00318.80
8.3.20.0000.00720.13
8.3.10.0030.00621.43
8.3.00.0100.00019.20
8.2.180.0190.00316.63
8.2.170.0110.01122.96
8.2.160.0060.00922.32
8.2.150.0050.00324.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0080.00019.76
8.2.110.0060.00321.09
8.2.100.0030.00917.75
8.2.90.0040.00418.96
8.2.80.0000.00817.97
8.2.70.0090.00017.75
8.2.60.0090.00317.93
8.2.50.0030.00718.07
8.2.40.0030.00618.22
8.2.30.0000.00818.01
8.2.20.0050.00217.81
8.2.10.0000.00817.98
8.2.00.0000.00817.70
8.1.280.0100.01025.92
8.1.270.0040.00420.61
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00022.81
8.1.230.0070.00417.42
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0030.00617.35
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0070.00018.76
8.1.160.0000.00722.00
8.1.150.0050.00218.90
8.1.140.0040.00417.40
8.1.130.0000.00717.85
8.1.120.0000.00717.58
8.1.110.0000.00817.47
8.1.100.0040.00417.56
8.1.90.0000.00917.55
8.1.80.0070.00017.51
8.1.70.0070.00017.45
8.1.60.0030.00617.54
8.1.50.0040.00417.56
8.1.40.0000.00817.58
8.1.30.0080.00017.63
8.1.20.0000.00917.70
8.1.10.0040.00417.50
8.1.00.0040.00817.50
8.0.300.0030.00618.77
8.0.290.0070.00016.75
8.0.280.0000.00718.30
8.0.270.0030.00317.11
8.0.260.0040.00417.19
8.0.250.0040.00416.93
8.0.240.0060.00016.93
8.0.230.0030.00517.06
8.0.220.0040.00416.97
8.0.210.0070.00016.98
8.0.200.0040.00417.01
8.0.190.0050.00316.96
8.0.180.0030.00316.96
8.0.170.0040.00416.94
8.0.160.0050.00216.86
8.0.150.0070.00016.94
8.0.140.0070.00016.92
8.0.130.0000.00613.38
8.0.120.0050.00316.94
8.0.110.0040.00416.86
8.0.100.0000.00816.88
8.0.90.0040.00416.82
8.0.80.0100.00716.93
8.0.70.0000.00717.04
8.0.60.0000.00716.86
8.0.50.0000.00716.90
8.0.30.0110.01017.22
8.0.20.0140.00517.40
8.0.10.0030.00517.14
8.0.00.0130.00616.77
7.4.330.0000.00515.04
7.4.320.0060.00016.74
7.4.300.0030.00316.73
7.4.290.0050.00316.59
7.4.280.0070.00316.62
7.4.270.0030.00316.78
7.4.260.0040.00416.61
7.4.250.0030.00316.70
7.4.240.0030.00416.66
7.4.230.0000.00716.74
7.4.220.0150.00316.63
7.4.210.0000.01416.60
7.4.200.0040.00416.76
7.4.160.0080.00816.70
7.4.150.0090.00917.40
7.4.140.0100.00617.86
7.4.130.0080.01216.64
7.4.120.0110.00516.58
7.4.110.0090.01316.64
7.4.100.0090.00916.42
7.4.90.0090.01216.80
7.4.80.0000.01716.57
7.4.70.0120.00316.68
7.4.60.0170.00016.71
7.4.50.0000.00616.65
7.4.40.0100.00716.62
7.4.30.0120.00916.41
7.4.00.0090.00915.05
7.3.330.0030.00313.10
7.3.320.0070.00813.01
7.3.310.0030.00316.14
7.3.300.0000.00716.38
7.3.290.0080.00616.26
7.3.280.0110.00716.33
7.3.270.0120.00817.40
7.3.260.0050.01316.54
7.3.250.0120.00716.51
7.3.240.0060.01116.50
7.3.230.0170.00716.39
7.3.210.0130.00316.29
7.3.200.0090.01219.39
7.3.190.0080.00916.35
7.3.180.0100.00616.53
7.3.170.0080.01516.34
7.3.160.0060.01116.38
7.3.120.0030.01314.75
7.3.110.0060.00614.75
7.3.100.0070.00714.86
7.3.90.0050.00614.71
7.3.80.0000.01115.07
7.3.70.0000.01114.55
7.3.60.0090.00614.83
7.3.50.0070.00715.02
7.3.40.0000.01014.67
7.3.30.0070.00714.86
7.3.20.0060.01016.36
7.3.10.0060.00616.59
7.3.00.0070.00716.38
7.2.330.0120.00616.74
7.2.320.0120.00816.67
7.2.310.0140.00416.62
7.2.300.0110.01116.69
7.2.290.0110.01116.76
7.2.250.0040.01515.19
7.2.240.0100.01014.98
7.2.230.0100.01014.85
7.2.220.0000.01215.18
7.2.210.0050.00515.19
7.2.200.0070.00714.88
7.2.190.0030.01015.16
7.2.180.0070.00715.07
7.2.170.0040.00715.11
7.2.60.0140.00016.87
7.2.00.0000.01719.41
7.1.330.0070.00716.05
7.1.320.0030.01016.15
7.1.310.0040.00815.85
7.1.300.0000.01415.97
7.1.290.0040.00715.88
7.1.280.0070.00315.82
7.1.270.0040.01115.87
7.1.260.0040.00715.79
7.1.200.0090.00315.89
7.1.100.0060.00618.31
7.1.70.0040.00417.12
7.1.60.0040.02119.46
7.1.50.0070.01717.09
7.1.00.0030.07722.49
7.0.200.0180.00014.73
7.0.140.0030.05722.07
7.0.60.0030.04019.94
7.0.50.0100.08717.82
7.0.40.0070.05320.23
7.0.30.0500.07720.14
7.0.20.0270.06720.11
7.0.10.0300.05020.01
7.0.00.0130.06720.11
5.6.280.0070.07020.88
5.6.210.0000.04320.54
5.6.200.0130.03318.22
5.6.190.0070.04320.33
5.6.180.3530.04720.67
5.6.170.0200.05320.62
5.6.160.0100.08020.71
5.6.150.0130.07718.11
5.6.140.0070.08318.15
5.6.130.0230.07018.23
5.6.120.0070.03721.11
5.6.110.0100.08020.88
5.6.100.0130.08020.97
5.6.90.0100.05020.99
5.6.80.0030.07720.37
5.6.70.0200.04020.49
5.5.350.0300.07020.39
5.5.340.0030.08317.98
5.5.330.0070.04020.07
5.5.320.0270.04320.29
5.5.310.0230.04020.18
5.5.300.0100.05717.87
5.5.290.0000.04317.88
5.5.280.0130.06720.86
5.5.270.0200.07320.71
5.5.260.0100.08320.60
5.5.250.0100.03720.46
5.5.240.0270.08020.27
5.4.450.0730.07719.09
5.4.440.0900.04719.64
5.4.430.0130.05019.54
5.4.420.0770.06719.31
5.4.410.1000.05718.98
5.4.400.0170.05018.48
5.4.390.0200.05718.66
5.4.380.0100.06018.76
5.4.370.0330.05018.71
5.4.360.0300.05318.67
5.4.350.0400.05318.67
5.4.340.0170.06318.67
5.4.320.0200.04718.65
5.4.310.0100.05718.52
5.4.300.0130.05718.49
5.4.290.0200.04718.70
5.4.280.0170.05718.53
5.4.270.0200.04718.46
5.4.260.0070.06018.71
5.4.250.0130.05318.66
5.4.240.0030.06318.48
5.4.230.0230.04318.73
5.4.220.0300.06018.47
5.4.210.0300.06018.61
5.4.200.0300.06016.55
5.4.190.0130.07318.51
5.4.180.0200.05018.64
5.4.170.0170.05318.54
5.4.160.0430.06018.50
5.4.150.0200.05318.74
5.4.140.0370.07316.29
5.4.130.0200.06716.25
5.4.120.0300.03716.04
5.4.110.0370.05016.24
5.4.100.0100.06016.16
5.4.90.0170.07016.16
5.4.80.0070.07716.11
5.4.70.0230.06316.25
5.4.60.0170.06316.00
5.4.50.0270.04316.13
5.4.40.0170.05715.99
5.4.30.0130.05316.13
5.4.20.0300.05716.06
5.4.10.0300.05316.21
5.4.00.0130.07015.81
5.3.290.0200.07314.64
5.3.280.0200.07014.59
5.3.270.0100.08014.68
5.3.260.0200.07014.50
5.3.250.0070.08014.55
5.3.240.0100.05714.52
5.3.230.0170.05314.52
5.3.220.0170.04714.50
5.3.210.0230.04314.49
5.3.200.0270.04314.59
5.3.190.0070.06014.46
5.3.180.0070.05714.47
5.3.170.0030.08014.55
5.3.160.0230.04714.54
5.3.150.0100.07314.49
5.3.140.0130.07014.62
5.3.130.0200.06314.54
5.3.120.0200.05014.57
5.3.110.0200.06714.47
5.3.100.0230.04314.06
5.3.90.0170.05014.07
5.3.80.0300.04713.96
5.3.70.0070.05714.11
5.3.60.0130.04714.04
5.3.50.0070.05714.04
5.3.40.0100.05314.02
5.3.30.0070.05713.98
5.3.20.0070.05713.65
5.3.10.0100.05313.63
5.3.00.0200.06313.63
5.2.170.0200.04711.12
5.2.160.0170.04711.17
5.2.150.0100.05711.13
5.2.140.0130.05711.13
5.2.130.0170.05011.05
5.2.120.0300.03711.01
5.2.110.0170.04711.13
5.2.100.0130.04311.15
5.2.90.0070.04311.05
5.2.80.0170.04011.02
5.2.70.0100.05011.04
5.2.60.0030.06310.97
5.2.50.0300.03710.99
5.2.40.0070.05710.95
5.2.30.0000.05311.03
5.2.20.0130.03311.11
5.2.10.0070.04311.02
5.2.00.0130.04710.68
5.1.60.0100.0439.98
5.1.50.0130.04010.05
5.1.40.0070.0379.95
5.1.30.0030.04010.38
5.1.20.0030.04010.39
5.1.10.0170.02710.13
5.1.00.0030.04310.14
5.0.50.0130.0308.66
5.0.40.0030.0408.54
5.0.30.0000.0608.25
5.0.20.0100.0308.23
5.0.10.0100.0338.27
5.0.00.0030.0538.22
4.4.90.0100.0275.82
4.4.80.0000.0335.90
4.4.70.0030.0305.88
4.4.60.0070.0275.94
4.4.50.0000.0235.86
4.4.40.0070.0335.81
4.4.30.0000.0275.89
4.4.20.0070.0205.91
4.4.10.0000.0305.92
4.4.00.0000.0435.93
4.3.110.0100.0205.80
4.3.100.0000.0235.75
4.3.90.0030.0235.86
4.3.80.0070.0335.88
4.3.70.0070.0205.84
4.3.60.0070.0235.80
4.3.50.0070.0205.86
4.3.40.0070.0305.75
4.3.30.0000.0274.68
4.3.20.0030.0204.52
4.3.10.0000.0234.56
4.3.00.0170.0176.95

preferences:
63.29 ms | 401 KiB | 5 Q