3v4l.org

run code in 300+ PHP versions simultaneously
<?php $config = array( 'key' => array( '/chat/index/post/' => '/chat/') ); foreach ($config['key'] as $url => $key) { $quoted = preg_quote($url, '/'); $dataKey=array(); if (null !== $res = preg_replace('/' . $quoted . '/', $key, $dataKey)) { var_dump( $res ); var_dump( $dataKey ); } }

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)
8.3.60.0070.00716.63
8.3.50.0110.00721.99
8.3.40.0110.00418.70
8.3.30.0070.00719.07
8.3.20.0040.00420.35
8.3.10.0040.00423.52
8.3.00.0040.00422.47
8.2.180.0150.00616.50
8.2.170.0140.00722.96
8.2.160.0100.00322.20
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0040.00422.31
8.2.110.0050.00521.11
8.2.100.0000.01118.05
8.2.90.0000.00819.25
8.2.80.0080.00017.97
8.2.70.0050.00317.62
8.2.60.0000.00818.05
8.2.50.0000.00818.10
8.2.40.0000.00918.28
8.2.30.0050.00218.12
8.2.20.0060.00317.71
8.2.10.0000.00717.62
8.2.00.0040.00417.70
8.1.280.0120.00625.92
8.1.270.0050.00323.83
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0050.00322.18
8.1.230.0070.00419.10
8.1.220.0000.00717.74
8.1.210.0030.00618.77
8.1.200.0030.00617.35
8.1.190.0040.00417.35
8.1.180.0050.00318.10
8.1.170.0060.00318.67
8.1.160.0070.00021.93
8.1.150.0070.00018.64
8.1.140.0040.00417.47
8.1.130.0030.00317.83
8.1.120.0000.00717.48
8.1.110.0000.00717.44
8.1.100.0040.00417.42
8.1.90.0050.00517.47
8.1.80.0020.00517.36
8.1.70.0030.00517.48
8.1.60.0040.00417.59
8.1.50.0080.00017.43
8.1.40.0000.00817.44
8.1.30.0040.00417.52
8.1.20.0050.00217.61
8.1.10.0050.00317.61
8.1.00.0040.00417.44
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0000.00718.41
8.0.270.0000.00717.25
8.0.260.0030.00316.82
8.0.250.0070.00016.95
8.0.240.0000.00816.95
8.0.230.0080.00016.94
8.0.220.0040.00416.79
8.0.210.0070.00416.86
8.0.200.0000.00716.95
8.0.190.0090.00016.85
8.0.180.0080.00016.98
8.0.170.0050.00216.95
8.0.160.0000.00716.71
8.0.150.0000.00716.88
8.0.140.0040.00416.84
8.0.130.0000.00613.32
8.0.120.0050.00216.76
8.0.110.0030.00616.88
8.0.100.0000.00716.89
8.0.90.0030.00316.86
8.0.80.0060.01516.85
8.0.70.0040.00416.75
8.0.60.0070.00016.93
8.0.50.0050.00216.89
8.0.30.0140.01417.04
8.0.20.0100.01217.40
8.0.10.0070.00017.05
8.0.00.0090.00916.87
7.4.330.0030.00315.15
7.4.320.0000.00616.50
7.4.300.0040.00416.55
7.4.290.0060.00016.46
7.4.280.0000.00816.59
7.4.270.0000.00916.53
7.4.260.0000.00716.60
7.4.250.0030.00516.56
7.4.240.0050.00216.50
7.4.230.0030.00316.67
7.4.220.0160.01216.59
7.4.210.0060.01316.60
7.4.200.0030.00516.36
7.4.190.0040.00416.36
7.4.160.0090.00616.41
7.4.150.0120.00617.40
7.4.140.0120.00817.86
7.4.130.0100.00716.40
7.4.120.0060.01016.66
7.4.110.0030.01516.47
7.4.100.0130.00316.43
7.4.90.0060.01316.50
7.4.80.0150.00519.39
7.4.70.0050.01116.66
7.4.60.0050.01116.34
7.4.50.0030.00616.36
7.4.40.0040.01222.77
7.4.30.0160.00516.44
7.4.00.0090.00614.92
7.3.330.0060.00013.16
7.3.320.0000.00613.05
7.3.310.0040.00416.16
7.3.300.0000.00716.27
7.3.290.0030.01316.26
7.3.280.0100.01016.28
7.3.270.0070.01017.40
7.3.260.0090.01516.32
7.3.250.0130.00616.40
7.3.240.0090.01616.40
7.3.230.0130.01016.39
7.3.210.0080.00816.27
7.3.200.0120.00419.39
7.3.190.0090.00916.27
7.3.180.0060.00916.57
7.3.170.0060.00916.27
7.3.160.0030.01316.34
7.3.120.0060.01014.89
7.3.110.0070.01015.02
7.3.100.0110.00614.80
7.3.90.0120.00414.62
7.3.80.0060.00814.80
7.3.70.0080.00814.63
7.3.60.0070.00714.96
7.3.50.0060.00614.45
7.3.40.0080.00314.87
7.3.30.0070.01114.78
7.3.20.0120.00316.65
7.3.10.0000.01516.46
7.3.00.0120.00016.65
7.2.330.0100.00716.79
7.2.320.0080.00816.77
7.2.310.0070.01016.73
7.2.300.0170.00016.44
7.2.290.0100.00616.48
7.2.250.0030.01014.87
7.2.240.0130.00615.28
7.2.230.0070.00415.02
7.2.220.0090.00615.20
7.2.210.0060.01215.09
7.2.200.0040.01215.01
7.2.190.0060.00614.77
7.2.180.0040.00715.14
7.2.170.0100.01015.13
7.2.60.0000.01216.94
7.2.00.0030.01319.27
7.1.330.0110.00415.50
7.1.320.0100.00716.00
7.1.310.0070.00715.81
7.1.300.0000.01615.82
7.1.290.0040.01115.89
7.1.280.0000.01515.57
7.1.270.0060.01215.69
7.1.260.0040.00415.83
7.1.200.0130.01015.83
7.1.100.0080.00318.00
7.1.70.0030.00717.20
7.1.60.0100.01419.29
7.1.50.0160.00917.15
7.1.00.0000.07722.47
7.0.200.0040.00816.82
7.0.140.0070.07322.15
7.0.60.0000.04319.93
7.0.50.0130.07317.79
7.0.40.0100.07320.09
7.0.30.0200.03720.16
7.0.20.0230.06020.21
7.0.10.0030.04719.99
7.0.00.0170.07020.00
5.6.280.0000.07720.99
5.6.210.0170.07020.47
5.6.200.0030.06018.22
5.6.190.0100.06020.62
5.6.180.0270.06720.67
5.6.170.0200.09020.71
5.6.160.0030.05720.34
5.6.150.0100.07718.19
5.6.140.0200.06318.15
5.6.130.0030.06718.08
5.6.120.0130.08321.12
5.6.110.0070.03720.98
5.6.100.0030.09020.97
5.6.90.0100.03720.94
5.6.80.0100.05720.35
5.5.350.0100.06720.50
5.5.340.0070.08318.03
5.5.330.0100.08320.43
5.5.320.0030.06720.51
5.5.310.0330.07020.23
5.5.300.0100.06017.95
5.5.290.0070.04717.91
5.5.280.0130.08020.77
5.5.270.0070.04020.97
5.5.260.0100.04020.64
5.5.250.0030.04020.57
5.5.240.0230.07720.15
5.4.450.2530.04319.41
5.4.440.2800.04719.41
5.4.430.2530.04319.40
5.4.420.2770.04019.48
5.4.410.2930.03319.32
5.4.400.3000.04019.14
5.4.390.2870.04319.24
5.4.380.2870.04019.22
5.4.370.2830.04019.13
5.4.360.2700.04018.81
5.4.350.2770.04019.16
5.4.340.2800.04319.17
5.4.320.2930.03718.81
5.4.310.3000.02718.81
5.4.300.2570.04018.93
5.4.290.2770.04019.13
5.4.280.2900.04719.24
5.4.270.2930.03319.06
5.4.260.3030.04319.08
5.4.250.2930.03719.03
5.4.240.2930.03019.12
5.4.230.2770.03719.05
5.4.220.2870.04318.73
5.4.210.2830.03719.17
5.4.200.2770.04019.13
5.4.190.2630.03719.14
5.4.180.2730.04318.80
5.4.170.2770.04319.09
5.4.160.2930.04018.86
5.4.150.2800.03719.04
5.4.140.2930.04016.34
5.4.130.2270.03716.27
5.4.120.2830.03716.38
5.4.110.3030.03016.34
5.4.100.3200.04316.07
5.4.90.2970.03316.20
5.4.80.2730.03316.41
5.4.70.2670.03716.21
5.4.60.2730.03716.16
5.4.50.2670.03716.31
5.4.40.2730.03316.35
5.4.30.2770.04016.27
5.4.20.2730.02716.05
5.4.10.2870.03016.36
5.4.00.2300.03715.73
5.3.290.2330.04014.61
5.3.280.2770.03314.45
5.3.270.2100.03714.44
5.3.260.2070.03714.44
5.3.250.2070.04014.46
5.3.240.2730.04714.39
5.3.230.2230.03714.43
5.3.220.2800.03714.50
5.3.210.2330.04014.50
5.3.200.2700.03714.58
5.3.190.2470.04014.42
5.3.180.2600.03714.51
5.3.170.2570.03714.42
5.3.160.2730.03014.42
5.3.150.2300.03014.47
5.3.140.2500.04014.65
5.3.130.2630.03314.53
5.3.120.2370.04314.42
5.3.110.2500.04014.49
5.3.100.2500.04014.05
5.3.90.2530.03013.89
5.3.80.2030.03013.96
5.3.70.2770.03314.03
5.3.60.2730.03314.04
5.3.50.2500.04013.89
5.3.40.2930.04313.99
5.3.30.2770.04013.74
5.3.20.2870.03713.48
5.3.10.2730.04013.70
5.3.00.3000.02713.49
5.2.170.2430.03011.04
5.2.160.2470.03311.22
5.2.150.2370.02711.00
5.2.140.2230.02311.08
5.2.130.2230.03010.96
5.2.120.2330.03010.93
5.2.110.2430.03311.20
5.2.100.2530.02711.04
5.2.90.2570.03710.94
5.2.80.2500.02311.00
5.2.70.2270.03011.12
5.2.60.2230.03010.89
5.2.50.2370.03310.86
5.2.40.1770.03010.84
5.2.30.1770.03010.88
5.2.20.1900.02710.80
5.2.10.1770.03010.81
5.2.00.1770.03010.61
5.1.60.1770.02310.13
5.1.50.1770.02310.07
5.1.40.1800.0209.86
5.1.30.1830.02310.38
5.1.20.1800.02710.46
5.1.10.1800.0239.94
5.1.00.1800.0209.94
5.0.50.1100.0238.52
5.0.40.1030.0208.33
5.0.30.1170.0338.30
5.0.20.1170.0278.09
5.0.10.1030.0238.06
5.0.00.1130.0378.04
4.4.90.1100.0237.42
4.4.80.1030.0177.42
4.4.70.0900.0177.42
4.4.60.1070.0207.42
4.4.50.1130.0207.42
4.4.40.0870.0237.42
4.4.30.1070.0207.42
4.4.20.0930.0137.42
4.4.10.1100.0207.42
4.4.00.0970.0277.42
4.3.110.1000.0207.42
4.3.100.1100.0177.42
4.3.90.1070.0207.42
4.3.80.1030.0277.42
4.3.70.1070.0237.42
4.3.60.0970.0177.42
4.3.50.1070.0177.42
4.3.40.0970.0307.42
4.3.30.0630.0237.42
4.3.20.0470.0207.42
4.3.10.0430.0137.42
4.3.00.0500.0177.42

preferences:
42.73 ms | 401 KiB | 5 Q