3v4l.org

run code in 300+ PHP versions simultaneously
<?php $text = "This is my test string that needs to be matched and not the test keywords following it"; if (preg_match("/(.*?)test/", $text, $match)) { print_r($match); } if (preg_match("/^(.*?)test/", $text, $match)) { print_r($match); } if (preg_match("/(.*)test[\s]{2}/", $text, $match)) { print_r($match); } ?>

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)
8.3.60.0030.01218.31
8.3.50.0110.00722.11
8.3.40.0180.00318.92
8.3.30.0070.00718.85
8.3.20.0050.00318.95
8.3.10.0040.00420.92
8.3.00.0000.00723.45
8.2.180.0100.01016.75
8.2.170.0110.00422.96
8.2.160.0100.00720.35
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0070.00026.16
8.2.120.0040.00419.54
8.2.110.0030.00620.35
8.2.100.0090.00317.86
8.2.90.0040.00419.05
8.2.80.0080.00017.97
8.2.70.0000.00817.75
8.2.60.0060.00317.80
8.2.50.0080.00018.07
8.2.40.0040.00418.03
8.2.30.0040.00419.34
8.2.20.0040.00417.75
8.2.10.0000.00717.76
8.2.00.0040.00417.77
8.1.280.0210.00025.92
8.1.270.0040.00423.99
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0060.00322.30
8.1.230.0040.00720.90
8.1.220.0000.00818.77
8.1.210.0080.00018.83
8.1.200.0050.00517.35
8.1.190.0050.00317.28
8.1.180.0000.00818.10
8.1.170.0040.00418.65
8.1.160.0070.00018.82
8.1.150.0040.00418.73
8.1.140.0040.00417.54
8.1.130.0030.00317.89
8.1.120.0040.00417.54
8.1.110.0000.00717.54
8.1.100.0040.00417.52
8.1.90.0040.00417.63
8.1.80.0030.00517.54
8.1.70.0000.00717.52
8.1.60.0000.00917.63
8.1.50.0000.00717.58
8.1.40.0070.00417.63
8.1.30.0030.00517.76
8.1.20.0040.00417.59
8.1.10.0030.00517.65
8.1.00.0030.00517.46
8.0.300.0050.00219.97
8.0.290.0040.00417.18
8.0.280.0020.00518.28
8.0.270.0080.00017.21
8.0.260.0060.00016.90
8.0.250.0070.00017.05
8.0.240.0000.00816.94
8.0.230.0040.00416.91
8.0.220.0040.00416.87
8.0.210.0070.00016.97
8.0.200.0000.00717.03
8.0.190.0040.00417.04
8.0.180.0040.00416.93
8.0.170.0030.00716.86
8.0.160.0070.00017.10
8.0.150.0000.00717.02
8.0.140.0070.00016.93
8.0.130.0030.00313.40
8.0.120.0040.00416.88
8.0.110.0030.00516.79
8.0.100.0000.00816.86
8.0.90.0000.00717.09
8.0.80.0130.00316.89
8.0.70.0040.00416.92
8.0.60.0070.00016.95
8.0.50.0040.00416.86
8.0.30.0100.00916.96
8.0.20.0100.00917.43
8.0.10.0040.00416.89
8.0.00.0090.00916.89
7.4.330.0050.00014.80
7.4.320.0000.00716.76
7.4.300.0000.00616.58
7.4.290.0030.00316.66
7.4.280.0030.00316.63
7.4.270.0000.00716.77
7.4.260.0000.00513.40
7.4.250.0070.00016.58
7.4.240.0050.00216.75
7.4.230.0070.00016.56
7.4.220.0070.01116.62
7.4.210.0070.00716.62
7.4.200.0000.00716.47
7.4.190.0000.00716.71
7.4.160.0030.01316.66
7.4.150.0140.00317.40
7.4.140.0090.01117.86
7.4.130.0120.00516.61
7.4.120.0070.01116.53
7.4.110.0130.00716.63
7.4.100.0100.01016.63
7.4.90.0090.01116.44
7.4.80.0090.00919.39
7.4.70.0110.00516.58
7.4.60.0030.01316.62
7.4.50.0000.01016.72
7.4.40.0070.00822.52
7.4.30.0160.00016.61
7.4.00.0040.00714.86
7.3.330.0030.00313.20
7.3.320.0000.00613.26
7.3.310.0000.00716.22
7.3.300.0050.00216.32
7.3.290.0100.01016.33
7.3.280.0100.01016.26
7.3.270.0100.01317.40
7.3.260.0120.00718.24
7.3.250.0170.00316.53
7.3.240.0100.00716.32
7.3.230.0100.00716.52
7.3.210.0110.00616.69
7.3.200.0060.00919.39
7.3.190.0120.00916.70
7.3.180.0110.00516.68
7.3.170.0090.00616.51
7.3.160.0060.01016.27
7.3.120.0000.01814.52
7.2.330.0130.00316.56
7.2.320.0050.01816.70
7.2.310.0140.00716.59
7.2.300.0100.00716.67
7.2.290.0090.00816.63
7.2.60.0060.00916.89
7.2.00.0070.00719.46
7.1.200.0070.00715.99
7.1.100.0070.00718.09
7.1.70.0000.01117.32
7.1.60.0060.01919.40
7.1.50.0070.01517.13
7.1.00.0070.07022.27
7.0.200.0000.00816.67
7.0.140.0070.07021.99
7.0.70.0070.08721.68
7.0.60.0070.08321.77
7.0.50.0200.07322.00
7.0.40.0100.08720.10
7.0.30.0070.04020.10
7.0.20.0030.05020.17
7.0.10.0000.04319.99
7.0.00.0030.06720.04
5.6.280.0030.06320.91
5.6.220.0170.04320.62
5.6.210.0070.06020.64
5.6.200.0070.08721.02
5.6.190.0130.07321.10
5.6.180.0070.07720.95
5.6.170.0100.08020.96
5.6.160.0070.05321.06
5.6.150.0130.03321.07
5.6.140.0070.06720.94
5.6.130.0030.06021.10
5.6.120.0100.08721.04
5.6.110.0030.06021.07
5.6.100.0030.08721.15
5.6.90.0100.04321.09
5.6.80.0030.08720.50
5.6.70.0000.08720.38
5.6.60.0070.07720.38
5.6.50.0170.06020.54
5.6.40.0170.07020.35
5.6.30.0070.06720.35
5.6.20.0100.07720.52
5.6.10.0130.07020.42
5.6.00.0100.06020.31
5.5.360.0200.07320.34
5.5.350.0070.08720.44
5.5.340.0070.07020.76
5.5.330.0170.07720.77
5.5.320.0100.03720.92
5.5.310.0030.08320.88
5.5.300.0070.04020.89
5.5.290.0070.04020.75
5.5.280.0130.03720.91
5.5.270.0070.08320.90
5.5.260.0130.07320.86
5.5.250.0100.06020.61
5.5.240.0100.07320.24
5.5.230.0070.07020.26
5.5.220.0130.07320.20
5.5.210.0030.08720.25
5.5.200.0070.05320.14
5.5.190.0070.08720.26
5.5.180.0030.07720.24
5.5.160.0130.07020.07
5.5.150.0070.07320.14
5.5.140.0170.05020.22
5.5.130.0200.06020.18
5.5.120.0070.07319.98
5.5.110.0030.05320.22
5.5.100.0100.06320.10
5.5.90.0030.08320.11
5.5.80.0170.06720.00
5.5.70.0070.08019.96
5.5.60.0170.06320.05
5.5.50.0070.08020.08
5.5.40.0000.09020.04
5.5.30.0070.08020.02
5.5.20.0030.08720.04
5.5.10.0170.06720.13
5.5.00.0070.08319.96
5.4.450.0070.07019.50
5.4.440.0000.06019.28
5.4.430.0070.04319.27
5.4.420.0070.05019.36
5.4.410.0100.07719.15
5.4.400.0070.07319.21
5.4.390.0030.04719.20
5.4.380.0130.06019.21
5.4.370.0030.06018.90
5.4.360.0070.08318.87
5.4.350.0170.07019.03
5.4.340.0030.08018.88
5.4.320.0030.05319.20
5.4.310.0200.04719.02
5.4.300.0100.04318.89
5.4.290.0130.07318.95
5.4.280.0070.06019.03
5.4.270.0030.04319.11
5.4.260.0130.07318.87
5.4.250.0130.07019.13
5.4.240.0130.06718.86
5.4.230.0100.07718.99
5.4.220.0070.08718.89
5.4.210.0030.08019.13
5.4.200.0070.07719.12
5.4.190.0100.07318.89
5.4.180.0070.07019.03
5.4.170.0170.06319.11
5.4.160.0070.04019.13
5.4.150.0100.07019.01
5.4.140.0030.08016.26
5.4.130.0070.07316.47
5.4.120.0030.07316.46
5.4.110.0030.07016.34
5.4.100.0030.04016.52
5.4.90.0100.05316.52
5.4.80.0000.05016.38
5.4.70.0030.05016.42
5.4.60.0070.06016.44
5.4.50.0100.02716.46
5.4.40.0070.03716.54
5.4.30.0000.04016.46
5.4.20.0100.03016.39
5.4.10.0000.04016.31
5.4.00.0070.03715.85
5.3.290.0100.03714.76
5.3.280.0130.07314.61
5.3.270.0000.07714.52
5.3.260.0130.06314.60
5.3.250.0000.07714.69
5.3.240.0070.07714.72
5.3.230.0070.05314.65
5.3.220.0000.05014.59
5.3.210.0030.08014.61
5.3.200.0000.04714.59
5.3.190.0000.04314.62
5.3.180.0000.04014.65
5.3.170.0000.04014.67
5.3.160.0030.03714.59
5.3.150.0030.03714.58
5.3.140.0030.04014.61
5.3.130.0030.03714.55
5.3.120.0070.06714.57
5.3.110.0130.02714.56
5.3.100.0070.03314.00
5.3.90.0070.03314.07
5.3.80.0030.03714.14
5.3.70.0030.04313.91
5.3.60.0000.06314.12
5.3.50.0030.07713.99
5.3.40.0000.07714.00
5.3.30.0100.03014.02
5.3.20.0070.03013.77
5.3.10.0000.05713.55
5.3.00.0070.03313.69
5.2.170.0030.04012.23
5.2.160.0030.03012.23
5.2.150.0030.03712.23
5.2.140.0030.03012.23
5.2.130.0070.02712.23
5.2.120.0070.03712.23
5.2.110.0070.04312.23
5.2.100.0000.04712.23
5.2.90.0000.06312.23
5.2.80.0030.03312.23
5.2.70.0000.03312.23
5.2.60.0000.04312.23
5.2.50.0000.05312.23
5.2.40.0000.04012.23
5.2.30.0100.02312.23
5.2.20.0030.03712.23
5.2.10.0030.03012.23
5.2.00.0030.06012.23
5.1.60.0000.02712.23
5.1.50.0070.04712.23
5.1.40.0000.03012.23
5.1.30.0030.02712.23
5.1.20.0000.03712.23
5.1.10.0030.02312.23
5.1.00.0070.05312.23
5.0.50.0000.02712.23
5.0.40.0000.02012.23
5.0.30.0030.03012.23
5.0.20.0030.02012.23
5.0.10.0030.02012.23
5.0.00.0000.03312.23
4.4.90.0000.02712.23
4.4.80.0000.02012.23
4.4.70.0000.01712.23
4.4.60.0030.02012.23
4.4.50.0000.02312.23
4.4.40.0000.05712.23
4.4.30.0000.02012.23
4.4.20.0000.01712.23
4.4.10.0030.03012.23
4.4.00.0000.02712.23
4.3.110.0000.01712.23
4.3.100.0000.03012.23
4.3.90.0000.01712.23
4.3.80.0030.03312.23
4.3.70.0000.01712.23
4.3.60.0000.01712.23
4.3.50.0000.01712.23
4.3.40.0000.03012.23
4.3.30.0000.01712.23
4.3.20.0000.01712.23
4.3.10.0000.01712.23
4.3.00.0000.01712.23

preferences:
45.43 ms | 401 KiB | 5 Q