3v4l.org

run code in 300+ PHP versions simultaneously
<?php $case = '2 s foo'; function test($case) { $reg1 = <<<'REGEX' / ^ (?<int> (?:\G|(?!\n)) \s*\b \d{1,5} \s* ) (?<timepart> (?: s | m | h | d ) \b ) (?<string>.+) $ /uix REGEX; $out = preg_replace_callback ($reg1, function($matches){ switch($matches['timepart']){ case 's': $m = 'sec'; break; case 'm': $m = 'min'; break; case 'h': $m = 'hr'; break; case 'd': $m = 'day'; break; } return $m; }, $case); return $out; } $output = test($case); print_r($output);

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)
8.5.30.0060.01121.98
8.5.20.0110.00720.08
8.5.10.0130.01120.12
8.5.00.0060.00320.25
8.4.180.0130.01019.80
8.4.170.0140.00723.92
8.4.160.0120.01123.94
8.4.150.0070.00517.01
8.4.140.0130.00917.83
8.4.130.0150.00518.28
8.4.120.0120.00720.83
8.4.110.0090.01119.14
8.4.100.0110.01118.00
8.4.90.0170.00318.01
8.4.80.0090.00722.66
8.4.70.0160.00717.92
8.4.60.0160.00618.85
8.4.50.0110.00820.78
8.4.40.0100.01019.51
8.4.30.0100.01017.77
8.4.20.0070.01417.98
8.4.10.0100.01019.81
8.3.300.0100.01020.93
8.3.290.0130.00820.80
8.3.280.0090.00318.81
8.3.270.0130.01016.73
8.3.260.0070.00216.82
8.3.250.0050.00618.82
8.3.240.0140.00716.93
8.3.230.0080.00116.89
8.3.220.0090.00917.10
8.3.210.0110.00916.80
8.3.200.0120.00616.84
8.3.190.0080.01517.29
8.3.180.0120.00719.05
8.3.170.0110.00720.86
8.3.160.0090.00918.51
8.3.150.0100.01017.54
8.3.140.0080.00020.71
8.3.130.0000.00818.64
8.3.120.0150.00420.76
8.3.110.0040.00420.94
8.3.100.0070.00424.06
8.3.90.0030.00626.77
8.3.80.0100.00318.68
8.3.70.0120.00616.63
8.3.60.0040.01116.63
8.3.50.0160.01021.21
8.3.40.0150.00319.04
8.3.30.0120.00318.76
8.3.20.0040.00420.07
8.3.10.0040.00421.02
8.3.00.0040.00420.76
8.2.300.0120.01118.79
8.2.290.0100.00920.50
8.2.280.0120.00418.87
8.2.270.0110.00718.50
8.2.260.0090.00617.19
8.2.250.0060.00318.54
8.2.240.0120.00817.40
8.2.230.0080.00022.58
8.2.220.0160.00337.54
8.2.210.0000.00826.77
8.2.200.0000.00917.00
8.2.190.0110.00416.88
8.2.180.0080.00618.54
8.2.170.0000.01422.96
8.2.160.0120.00319.45
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0000.00821.19
8.2.110.0040.00421.16
8.2.100.0030.00918.22
8.2.90.0030.00718.13
8.2.80.0040.00417.97
8.2.70.0040.00417.93
8.2.60.0050.00318.22
8.2.50.0040.00418.10
8.2.40.0120.00020.57
8.2.30.0000.00719.44
8.2.20.0040.00418.25
8.2.10.0000.00718.36
8.2.00.0030.00618.14
8.1.340.0090.01019.97
8.1.330.0110.00716.97
8.1.320.0110.00817.95
8.1.310.0090.00616.73
8.1.300.0000.00919.93
8.1.290.0090.00018.88
8.1.280.0150.00625.92
8.1.270.0050.00324.01
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00021.24
8.1.230.0070.00417.95
8.1.220.0060.00317.90
8.1.210.0030.00618.77
8.1.200.0060.00317.60
8.1.190.0040.00417.38
8.1.180.0000.00818.10
8.1.170.0000.00720.41
8.1.160.0050.00222.08
8.1.150.0040.00418.93
8.1.140.0060.00319.69
8.1.130.0030.00517.75
8.1.120.0000.00717.57
8.1.110.0040.00417.68
8.1.100.0070.00017.66
8.1.90.0040.00417.55
8.1.80.0080.00017.55
8.1.70.0070.00017.67
8.1.60.0000.00817.67
8.1.50.0000.00817.76
8.1.40.0000.00817.61
8.1.30.0050.00317.74
8.1.20.0040.00417.91
8.1.10.0040.00417.79
8.1.00.0080.00017.56
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0070.00018.49
8.0.270.0030.00317.26
8.0.260.0000.00617.44
8.0.250.0050.00217.14
8.0.240.0000.00617.22
8.0.230.0000.00817.16
8.0.220.0040.00417.22
8.0.210.0070.00017.11
8.0.200.0040.00417.21
8.0.190.0080.00417.16
8.0.180.0030.00317.28
8.0.170.0040.00417.23
8.0.160.0030.00517.25
8.0.150.0070.00017.11
8.0.140.0020.00517.09
8.0.130.0030.00313.66
8.0.120.0030.00517.26
8.0.110.0000.00817.16
8.0.100.0040.00417.25
8.0.90.0040.00417.38
8.0.80.0120.00317.22
8.0.70.0000.00917.29
8.0.60.0000.00717.17
8.0.50.0000.00817.38
8.0.30.0090.01017.35
8.0.20.0080.01117.47
8.0.10.0030.00517.35
8.0.00.0140.00916.87
7.4.330.0000.00515.09
7.4.320.0040.00416.90
7.4.300.0000.00616.94
7.4.290.0000.00716.80
7.4.280.0040.00416.90
7.4.270.0040.00416.86
7.4.260.0000.00716.70
7.4.250.0030.00316.69
7.4.240.0040.00416.70
7.4.230.0070.00016.90
7.4.220.0090.00916.70
7.4.210.0080.00516.82
7.4.200.0000.00716.80
7.4.160.0130.00416.83
7.4.150.0140.00417.40
7.4.140.0090.01017.86
7.4.130.0120.00716.81
7.4.120.0080.01016.90
7.4.110.0150.00316.75
7.4.100.0030.01416.75
7.4.90.0120.00616.68
7.4.80.0140.00319.39
7.4.70.0030.01316.94
7.4.60.0100.00716.88
7.4.50.0080.00416.65
7.4.40.0150.00316.93
7.4.30.0120.00616.78
7.4.00.0030.00915.04
7.3.330.0000.00513.62
7.3.320.0020.00213.66
7.3.310.0030.00316.63
7.3.300.0030.00616.48
7.3.290.0030.00316.60
7.3.280.0050.01216.55
7.3.270.0120.00617.40
7.3.260.0070.01016.78
7.3.250.0110.00816.67
7.3.240.0100.00816.54
7.3.230.0000.01916.59
7.3.210.0130.00316.63
7.3.200.0070.01016.71
7.3.190.0150.00616.68
7.3.180.0090.00916.48
7.3.170.0070.01116.58
7.3.160.0100.01316.68
7.2.330.0130.01016.85
7.2.320.0130.00316.81
7.2.310.0110.00816.80
7.2.300.0120.00616.87
7.2.290.0180.00016.83
7.2.60.0080.00517.21
7.2.00.0030.00719.81
7.1.200.0000.00916.04
7.1.70.0060.00317.47
7.1.60.0080.00317.17
7.1.00.0070.07722.50
7.0.200.0360.00614.75
7.0.110.0430.05020.28
7.0.100.0630.06320.30
7.0.90.0300.05720.25
7.0.80.0270.06020.27
7.0.70.0270.06320.26
7.0.60.0500.05720.31
7.0.50.0270.06020.34
7.0.40.0270.06020.38
7.0.30.0330.05320.30
7.0.20.0400.05320.27
7.0.10.0270.06320.36
7.0.00.0700.08320.32
5.6.260.0070.05721.05
5.6.250.0130.06021.06
5.6.240.0130.06020.98
5.6.230.0170.05721.07
5.6.220.0200.07320.74
5.6.210.0200.06320.96
5.6.200.0070.06021.05
5.6.190.0130.05720.84
5.6.180.0200.06320.86
5.6.170.0130.07020.81
5.6.160.0130.05720.76
5.6.150.0170.05321.09
5.6.140.0300.04721.04
5.6.130.0330.03020.84
5.6.120.0100.05720.95
5.6.110.0170.06021.00
5.6.100.0130.07720.83
5.6.90.0130.07320.92
5.6.80.0130.05720.48
5.6.70.0170.04720.47
5.6.60.0170.04720.44
5.6.50.0130.04320.40
5.6.40.0000.06020.30
5.6.30.0030.05720.22
5.6.20.0070.05320.45
5.6.10.0070.06320.36
5.6.00.0170.05020.13

preferences:
46.15 ms | 1500 KiB | 5 Q