3v4l.org

run code in 300+ PHP versions simultaneously
<?php $msg = "abcde12321312"; $txt = "/([a-z]+)/"; $res = preg_replace_callback($txt,function($m){ return $m; },$msg); print_r($res);

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)
8.3.60.0100.01016.63
8.3.50.0110.01317.56
8.3.40.0100.01018.96
8.3.30.0140.00018.82
8.3.20.0030.00518.95
8.3.10.0080.00018.86
8.3.00.0030.00619.50
8.2.180.0110.00716.75
8.2.170.0030.01022.96
8.2.160.0040.01419.21
8.2.150.0100.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.78
8.2.110.0090.00020.52
8.2.100.0060.00618.03
8.2.90.0050.00319.24
8.2.80.0000.00819.49
8.2.70.0030.00517.88
8.2.60.0040.00418.04
8.2.50.0000.00818.07
8.2.40.0040.00418.22
8.2.30.0070.00019.48
8.2.20.0040.00717.75
8.2.10.0040.00417.89
8.2.00.0020.00517.82
8.1.280.0160.00025.92
8.1.270.0050.00323.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.40
8.1.230.0060.00620.97
8.1.220.0040.00418.77
8.1.210.0080.00018.92
8.1.200.0000.01017.36
8.1.190.0000.00817.40
8.1.180.0040.00418.10
8.1.170.0000.00818.71
8.1.160.0000.00818.91
8.1.150.0000.00818.72
8.1.140.0040.00417.68
8.1.130.0060.00319.43
8.1.120.0040.00417.52
8.1.110.0000.00717.53
8.1.100.0070.00017.61
8.1.90.0000.00717.57
8.1.80.0000.00717.50
8.1.70.0000.00817.51
8.1.60.0040.00417.75
8.1.50.0000.00817.74
8.1.40.0040.00417.72
8.1.30.0070.00317.82
8.1.20.0070.00417.74
8.1.10.0000.00817.64
8.1.00.0040.00417.62
8.0.300.0040.00419.86
8.0.290.0030.00317.05
8.0.280.0040.00418.47
8.0.270.0030.00316.95
8.0.260.0080.00016.85
8.0.250.0030.00317.00
8.0.240.0080.00017.01
8.0.230.0040.00417.08
8.0.220.0040.00416.92
8.0.210.0000.00717.09
8.0.200.0060.00017.14
8.0.190.0000.00717.20
8.0.180.0080.00017.12
8.0.170.0040.00417.07
8.0.160.0060.00317.14
8.0.150.0000.00817.02
8.0.140.0000.00817.11
8.0.130.0000.00513.48
8.0.120.0030.00616.96
8.0.110.0080.00016.92
8.0.100.0000.00817.12
8.0.90.0040.00417.05
8.0.80.0040.01117.07
8.0.70.0000.00817.16
8.0.60.0060.00316.95
8.0.50.0040.00416.96
8.0.30.0160.00317.38
8.0.20.0090.01017.29
8.0.10.0040.00417.18
8.0.00.0050.01216.98
7.4.330.0000.00513.13
7.4.320.0000.00716.82
7.4.300.0030.00316.70
7.4.290.0000.00716.62
7.4.280.0030.00616.80
7.4.270.0060.00316.84
7.4.260.0070.00013.46
7.4.250.0040.00416.61
7.4.240.0050.00216.61
7.4.230.0070.00016.88
7.4.220.0060.01916.77
7.4.210.0070.01316.84
7.4.200.0000.00716.51
7.4.190.0050.00316.98
7.4.160.0080.00816.58
7.4.150.0110.00716.80
7.4.140.0070.01117.86
7.4.130.0110.01216.64
7.4.120.0130.00516.72
7.4.110.0100.01316.69
7.4.100.0200.00016.77
7.4.90.0090.00916.78
7.4.80.0060.01519.39
7.4.70.0030.01316.90
7.4.60.0100.00716.59
7.4.50.0030.00316.77
7.4.40.0040.01416.77
7.4.30.0130.00316.71
7.4.00.0040.01415.16
7.3.330.0000.00613.47
7.3.320.0050.00013.42
7.3.310.0040.00416.30
7.3.300.0040.00416.32
7.3.290.0100.00616.47
7.3.280.0110.00416.39
7.3.270.0100.01016.66
7.3.260.0070.01016.88
7.3.240.0170.00016.46
7.3.230.0060.01116.49
7.3.210.0090.00916.47
7.3.200.0100.00716.57
7.3.190.0100.00616.29
7.3.180.0070.01016.39
7.3.170.0000.01516.39
7.3.160.0070.01016.44
7.3.120.0130.00315.06
7.3.110.0000.01814.90
7.3.100.0100.00614.96
7.3.90.0040.01114.94
7.3.80.0070.00714.69
7.3.70.0040.01114.99
7.3.60.0040.00814.77
7.3.50.0080.00415.00
7.3.40.0060.00914.80
7.3.30.0090.00615.02
7.3.20.0040.00416.77
7.3.10.0000.01016.69
7.3.00.0120.00316.39
7.2.330.0070.01016.73
7.2.320.0150.00816.67
7.2.310.0120.00616.56
7.2.300.0000.01616.65
7.2.290.0110.01116.71
7.2.250.0130.00315.09
7.2.240.0060.01015.33
7.2.230.0130.00314.98
7.2.220.0070.01115.23
7.2.210.0070.00415.14
7.2.200.0060.00915.09
7.2.190.0000.01015.11
7.2.180.0070.00715.32
7.2.170.0060.00314.88
7.2.60.0090.00317.02
7.2.00.0100.00319.17
7.1.330.0070.00715.88
7.1.320.0070.01015.81
7.1.310.0090.00315.93
7.1.300.0030.00715.65
7.1.290.0030.00915.90
7.1.280.0040.00715.98
7.1.270.0060.00615.95
7.1.260.0030.00615.76
7.1.200.0080.00315.89
7.1.100.0040.01118.57
7.1.70.0000.01117.34
7.1.60.0070.01719.21
7.1.50.0000.01517.09
7.1.00.0030.03322.28
7.0.200.0030.00616.85
7.0.140.0030.07322.11
7.0.120.0030.07722.05
7.0.60.0100.08720.01
7.0.50.0070.04017.89
7.0.40.0070.07020.15
7.0.30.0430.03720.18
7.0.20.0270.08720.17
7.0.10.0270.05020.18
7.0.00.0030.04720.14
5.6.280.0130.06021.09
5.6.210.0070.08020.76
5.6.200.0100.07018.25
5.6.190.0100.04720.41
5.6.180.0270.05720.43
5.6.170.0230.03720.52
5.6.160.0070.08020.61
5.6.150.0170.06318.17
5.6.140.0130.04018.14
5.6.130.0000.08018.18
5.6.120.0100.08020.98
5.6.110.0070.08020.89
5.6.100.0130.05720.98
5.6.90.0100.08020.96
5.6.80.0100.08020.47
5.6.70.0330.06320.40
5.5.350.0130.08320.41
5.5.340.0100.06017.98
5.5.330.0000.04320.25
5.5.320.0100.06720.38
5.5.310.0400.05720.30
5.5.300.0030.05318.04
5.5.290.0130.03718.00
5.5.280.0000.06020.96
5.5.270.0030.05720.88
5.5.260.0070.04020.77
5.5.250.0100.07720.78
5.5.240.0000.04320.07
5.4.450.0270.04719.64
5.4.440.0370.05719.52
5.4.430.0230.04719.40
5.4.420.0270.05019.52
5.4.410.0330.07019.51
5.4.400.0400.06319.16
5.4.390.0230.07319.08
5.4.380.0170.07719.09
5.4.370.0300.07019.24
5.4.360.0300.03719.06
5.4.350.0270.04319.14
5.4.340.0370.06019.26
5.4.320.0270.07018.87
5.4.310.0330.06319.06
5.4.300.0400.06019.07
5.4.290.0200.04718.96
5.4.280.0400.06019.24
5.4.270.0300.06018.85
5.4.260.0430.05718.85
5.4.250.0300.06019.30
5.4.240.0300.07018.86
5.4.230.0300.03718.94
5.4.220.0330.04018.84
5.4.210.0270.07319.04
5.4.200.0230.06318.89
5.4.190.0400.03318.84
5.4.180.0300.07319.07
5.4.170.0200.05018.96
5.4.160.0270.03719.07
5.4.150.0270.07319.20
5.4.140.0270.07016.42
5.4.130.0330.04716.34
5.4.120.0370.06316.39
5.4.110.0370.06316.51
5.4.100.0330.06016.59
5.4.90.0300.06316.45
5.4.80.0400.06016.43
5.4.70.0300.07016.26
5.4.60.0270.06316.59
5.4.50.0200.04316.54
5.4.40.0270.04716.43
5.4.30.0270.07016.16
5.4.20.0330.06716.37
5.4.10.0300.05716.25
5.4.00.0270.05316.07
5.3.290.0300.07014.64
5.3.280.0300.05014.80
5.3.270.0230.06014.60
5.3.260.0230.04014.57
5.3.250.0270.03714.52
5.3.240.0330.07014.57
5.3.230.0270.07714.49
5.3.220.0300.04714.47
5.3.210.0300.07314.47
5.3.200.0400.06014.68
5.3.190.0330.06014.54
5.3.180.0270.07714.46
5.3.170.0300.07014.53
5.3.160.0330.06714.47
5.3.150.0300.05014.48
5.3.140.0270.04714.79
5.3.130.0270.05714.52
5.3.120.0200.04714.44
5.3.110.0370.07314.61
5.3.100.0230.03714.21
5.3.90.0270.07014.19
5.3.80.0300.05313.99
5.3.70.0300.04314.02
5.3.60.0330.06714.16
5.3.50.0400.05314.00
5.3.40.0370.06313.88
5.3.30.0270.04013.92
5.3.20.0270.04313.71
5.3.10.0300.05713.71
5.3.00.0300.06313.64
5.2.170.0230.03711.91
5.2.160.0300.05711.91
5.2.150.0370.05011.91
5.2.140.0230.06011.91
5.2.130.0270.04711.91
5.2.120.0230.03711.91
5.2.110.0170.04311.91
5.2.100.0230.05311.91
5.2.90.0300.04011.91
5.2.80.0370.05311.91
5.2.70.0300.05311.91
5.2.60.0230.06011.91
5.2.50.0270.05711.91
5.2.40.0270.05011.91
5.2.30.0200.04011.91
5.2.20.0200.02711.91
5.2.10.0200.05711.91
5.2.00.0200.05711.91
5.1.60.0230.04311.91
5.1.50.0230.05011.91
5.1.40.0230.04311.91
5.1.30.0200.05311.91
5.1.20.0170.03711.91
5.1.10.0270.04711.91
5.1.00.0200.04711.91
5.0.50.0070.04311.91
5.0.40.0170.03311.91
5.0.30.0100.06311.91
5.0.20.0100.03011.91
5.0.10.0130.03011.91
5.0.00.0170.06011.91
4.4.90.0100.03711.91
4.4.80.0100.03311.91
4.4.70.0130.01711.91
4.4.60.0100.01711.91
4.4.50.0130.03011.91
4.4.40.0100.05011.91
4.4.30.0130.03311.91
4.4.20.0130.03011.91
4.4.10.0130.01711.91
4.4.00.0100.05311.91
4.3.110.0200.01711.91
4.3.100.0070.02311.91
4.3.90.0070.02311.91
4.3.80.0070.04311.91
4.3.70.0100.03311.91
4.3.60.0100.02711.91
4.3.50.0100.02711.91
4.3.40.0100.04311.91
4.3.30.0030.03311.91
4.3.20.0070.02011.91
4.3.10.0030.03711.91
4.3.00.0130.01711.91

preferences:
39.36 ms | 401 KiB | 5 Q