3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match( "/^ndg_keywords\.partial\('[a-zA-Z_\ ]+'\)/", "ndg_keywords.partial('a_Imelda Staunton ')", $matches); echo $matches[1]; // 1234 ?>

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)
8.3.60.0100.00616.49
8.3.50.0090.01117.51
8.3.40.0090.00619.22
8.3.30.0140.00719.04
8.3.20.0080.00018.85
8.3.10.0040.00418.85
8.3.00.0090.00019.38
8.2.180.0110.00718.66
8.2.170.0090.00622.96
8.2.160.0100.00619.00
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.01126.16
8.2.120.0110.00820.88
8.2.110.0030.00720.19
8.2.100.0080.00418.16
8.2.90.0000.00819.05
8.2.80.0060.00317.97
8.2.70.0000.00917.88
8.2.60.0000.00818.04
8.2.50.0000.00717.78
8.2.40.0030.00519.61
8.2.30.0040.00417.97
8.2.20.0000.01117.81
8.2.10.0040.00417.71
8.2.00.0070.00317.75
8.1.280.0140.00725.92
8.1.270.0000.00923.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0070.01022.47
8.1.230.0090.00620.75
8.1.220.0040.00417.74
8.1.210.0050.00518.77
8.1.200.0030.00617.35
8.1.190.0040.00417.00
8.1.180.0040.00718.10
8.1.170.0030.00517.62
8.1.160.0050.00318.89
8.1.150.0040.00418.66
8.1.140.0040.00417.36
8.1.130.0020.00517.49
8.1.120.0040.00417.53
8.1.110.0030.00517.39
8.1.100.0000.00717.37
8.1.90.0030.00317.38
8.1.80.0070.00017.47
8.1.70.0030.00317.43
8.1.60.0070.00017.60
8.1.50.0080.00017.47
8.1.40.0000.00817.59
8.1.30.0050.00317.63
8.1.20.0030.00617.70
8.1.10.0080.00017.73
8.1.00.0000.00717.53
8.0.300.0000.01018.77
8.0.290.0070.00316.75
8.0.280.0030.00318.59
8.0.270.0000.00717.22
8.0.260.0000.01016.90
8.0.250.0030.00417.06
8.0.240.0060.00317.04
8.0.230.0000.00917.01
8.0.220.0000.00716.96
8.0.210.0040.00416.92
8.0.200.0030.00316.99
8.0.190.0030.00516.93
8.0.180.0040.00416.96
8.0.170.0030.00616.94
8.0.160.0030.00416.96
8.0.150.0040.00416.88
8.0.140.0040.00416.89
8.0.130.0050.00013.37
8.0.120.0030.00616.92
8.0.110.0030.00517.02
8.0.100.0000.00717.09
8.0.90.0020.00516.92
8.0.80.0110.00316.93
8.0.70.0000.00716.88
8.0.60.0050.00516.88
8.0.50.0000.00816.85
8.0.30.0100.01017.10
8.0.20.0110.01017.25
8.0.10.0070.00017.05
8.0.00.0080.00917.00
7.4.330.0000.00513.05
7.4.320.0050.00316.61
7.4.300.0060.00016.60
7.4.290.0060.00316.55
7.4.280.0000.00716.59
7.4.270.0060.00316.59
7.4.260.0000.00513.36
7.4.250.0000.00816.63
7.4.240.0000.00716.59
7.4.230.0040.00416.76
7.4.220.0100.01716.73
7.4.210.0120.01216.70
7.4.200.0040.00416.59
7.4.190.0050.00216.54
7.4.160.0120.00416.74
7.4.150.0070.01016.86
7.4.140.0170.00717.86
7.4.130.0130.01316.69
7.4.120.0100.00716.59
7.4.110.0150.00916.78
7.4.100.0140.00516.52
7.4.90.0180.00416.44
7.4.80.0100.01419.39
7.4.70.0160.00616.65
7.4.60.0190.00016.68
7.4.50.0040.00416.56
7.4.40.0090.00616.62
7.4.30.0090.00616.57
7.4.00.0000.01515.18
7.3.330.0030.00313.34
7.3.320.0000.00613.20
7.3.310.0030.00316.36
7.3.300.0030.00316.41
7.3.290.0070.00916.41
7.3.280.0120.00316.46
7.3.270.0080.00816.61
7.3.260.0030.01316.49
7.3.240.0070.01016.73
7.3.230.0100.01316.66
7.3.210.0110.00616.78
7.3.200.0130.00316.65
7.3.190.0000.02116.67
7.3.180.0140.00316.54
7.3.170.0120.00916.37
7.3.160.0090.00616.24
7.3.120.0040.01114.84
7.3.110.0040.01014.85
7.3.100.0020.01215.08
7.3.90.0070.00714.66
7.3.80.0050.00614.71
7.3.70.0070.00914.88
7.3.60.0050.01014.69
7.3.50.0040.00714.78
7.3.40.0070.00614.83
7.3.30.0080.00514.92
7.3.20.0030.00916.10
7.3.10.0040.01316.16
7.3.00.0070.00716.26
7.2.330.0080.01116.53
7.2.320.0140.00616.82
7.2.310.0130.00916.67
7.2.300.0210.01416.76
7.2.290.0170.00316.68
7.2.240.0030.01215.02
7.2.230.0060.00915.11
7.2.220.0080.00615.10
7.2.210.0060.00915.06
7.2.200.0020.01114.97
7.2.190.0040.01215.00
7.2.180.0040.01115.21
7.2.170.0050.01114.87
7.2.160.0060.00914.89
7.2.150.0090.00716.18
7.2.140.0020.01316.06
7.2.130.0050.01016.18
7.2.120.0070.01016.24
7.2.110.0090.00916.23
7.2.100.0060.01016.29
7.2.90.0060.01016.25
7.2.80.0060.00916.35
7.2.70.0050.01116.32
7.2.60.0100.01016.60
7.2.50.0060.00716.25
7.2.40.0090.00716.33
7.2.30.0090.00516.36
7.2.20.0080.00616.21
7.2.10.0020.01316.28
7.2.00.0060.00817.24
7.1.330.0050.00815.14
7.1.320.0080.00815.27
7.1.310.0070.00715.26
7.1.300.0070.00915.20
7.1.290.0030.01315.15
7.1.280.0080.00515.19
7.1.270.0050.01015.18
7.1.260.0070.00815.18
7.1.250.0060.00815.40
7.1.240.0150.00813.93
7.1.230.0030.01314.05
7.1.220.0070.00714.07
7.1.210.0040.01114.12
7.1.200.0040.01114.82
7.1.190.0090.00414.15
7.1.180.0080.00613.95
7.1.170.0030.01014.09
7.1.160.0110.00413.84
7.1.150.0050.00813.88
7.1.140.0090.00613.91
7.1.130.0050.01014.01
7.1.120.0080.00413.96
7.1.110.0060.00714.08
7.1.100.0060.00516.10
7.1.90.0030.00913.91
7.1.80.0100.00614.01
7.1.70.0050.00915.61
7.1.60.0040.00915.45
7.1.50.0110.00915.67
7.1.40.0090.00314.12
7.1.30.0090.00313.86
7.1.20.0080.00514.15
7.1.10.0100.00314.13
7.1.00.0020.02518.33
7.0.330.0110.00713.65
7.0.320.0080.01113.82
7.0.310.0170.00413.78
7.0.300.0150.00413.63
7.0.290.0120.00813.66
7.0.280.0040.01313.55
7.0.270.0070.01313.57
7.0.260.0140.00513.82
7.0.250.0150.00313.83
7.0.240.0130.00513.81
7.0.230.0060.01213.57
7.0.220.0150.00513.86
7.0.210.0230.00013.62
7.0.200.0090.00815.13
7.0.190.0320.00313.70
7.0.180.0220.00013.54
7.0.170.0140.01213.75
7.0.160.0170.00713.73
7.0.150.0200.00013.77
7.0.140.0030.04317.86
7.0.130.0130.00913.67
7.0.120.0090.04017.91
7.0.110.0180.00313.76
7.0.100.0110.01113.55
7.0.90.0120.00613.55
7.0.80.0100.01013.51
7.0.70.0040.01313.51
7.0.60.0080.04317.79
7.0.50.0110.04215.79
7.0.40.0020.04417.11
7.0.30.0180.04217.07
7.0.20.0190.02916.99
7.0.10.0080.02716.98
7.0.00.0060.04816.79
5.6.400.0110.01114.52
5.6.390.0070.01114.45
5.6.380.0050.00814.29
5.6.370.0110.00814.39
5.6.360.0150.00414.51
5.6.350.0130.00514.36
5.6.340.0160.00614.52
5.6.330.0140.01113.96
5.6.320.0090.00914.62
5.6.310.0180.00414.46
5.6.300.0130.00614.36
5.6.290.0070.01114.02
5.6.280.0070.04217.71
5.6.270.0170.00014.21
5.6.260.0080.01214.28
5.6.250.0050.01414.34
5.6.240.0060.01314.10
5.6.230.0190.00214.39
5.6.220.0150.00814.39
5.6.210.0090.03717.41
5.6.200.0130.02816.12
5.6.190.0130.04817.46
5.6.180.0300.02417.50
5.6.170.0150.04717.30
5.6.160.0110.04317.36
5.6.150.0100.04116.22
5.6.140.0080.03016.27
5.6.130.0140.03816.22
5.6.120.0110.02617.67
5.6.110.0150.03717.68
5.6.100.0110.04317.67
5.6.90.0120.02517.66
5.6.80.0090.02517.27
5.6.70.0080.01114.34
5.6.60.0140.00414.23
5.6.50.0060.01214.05
5.6.40.0200.00014.18
5.6.30.0240.00014.39
5.6.20.0080.01614.44
5.6.10.0150.01614.24
5.6.00.0080.01314.12
5.5.380.0140.00514.45
5.5.370.0120.00814.46
5.5.360.0100.01013.96
5.5.350.2180.02517.36
5.5.340.0160.04116.05
5.5.330.0110.04017.17
5.5.320.0250.03817.09
5.5.310.0210.02917.27
5.5.300.0120.02216.09
5.5.290.0100.04215.99
5.5.280.0100.02517.69
5.5.270.0200.03717.34
5.5.260.0150.04217.54
5.5.250.0100.05117.47
5.5.240.0120.04017.23
5.5.230.0190.00014.29
5.5.220.0090.01014.21
5.5.210.0160.00313.90
5.5.200.0160.00414.37
5.5.190.0130.00814.16
5.5.180.0150.00614.05
5.5.170.0180.00614.00
5.5.160.0140.00614.02
5.5.150.0170.00614.11
5.5.140.0100.01514.09
5.5.130.0110.01114.39
5.5.120.0130.00614.12
5.5.110.0130.00714.43
5.5.100.0070.01514.33
5.5.90.0070.01414.13
5.5.80.0100.01013.80
5.5.70.0090.00914.12
5.5.60.0140.00614.09
5.5.50.0160.00414.14
5.5.40.0090.00914.19
5.5.30.0130.00814.20
5.5.20.0190.00014.32
5.5.10.0160.00613.76
5.5.00.0170.00614.35
5.4.450.1790.02715.34
5.4.440.0080.03015.11
5.4.430.2210.02815.30
5.4.420.2270.02315.12
5.4.410.2370.02215.12
5.4.400.2140.02015.10
5.4.390.1930.02514.88
5.4.380.2120.02014.86
5.4.370.1800.02515.00
5.4.360.1990.02314.99
5.4.350.1880.01615.10
5.4.340.2370.02114.88
5.4.330.0190.00310.74
5.4.320.2180.02214.98
5.4.310.2230.02214.86
5.4.300.2380.02114.98
5.4.290.2370.02015.13
5.4.280.2210.02315.03
5.4.270.2150.02214.93
5.4.260.1890.02014.97
5.4.250.2210.02014.99
5.4.240.1990.02315.05
5.4.230.2320.02414.97
5.4.220.2200.02114.91
5.4.210.2330.01514.96
5.4.200.2290.02014.86
5.4.190.1920.02814.98
5.4.180.1860.01715.02
5.4.170.1750.02214.99
5.4.160.1570.01914.80
5.4.150.2350.02515.02
5.4.140.1730.02313.66
5.4.130.1690.02013.70
5.4.120.1860.02113.78
5.4.110.2070.01913.61
5.4.100.1940.02613.76
5.4.90.2120.01813.84
5.4.80.1980.01613.63
5.4.70.1900.02013.67
5.4.60.1980.02013.53
5.4.50.2350.02413.69
5.4.40.1820.02313.53
5.4.30.1820.02113.66
5.4.20.2090.01913.64
5.4.10.1730.02413.63
5.4.00.1800.01613.43
5.3.290.2280.02012.56
5.3.280.2040.02012.59
5.3.270.1730.02312.54
5.3.260.1620.02012.61
5.3.250.1780.02012.60
5.3.240.1730.02112.60
5.3.230.1740.01912.62
5.3.220.1710.02112.60
5.3.210.2020.02412.58
5.3.200.2200.02112.53
5.3.190.1960.02212.59
5.3.180.1950.01812.58
5.3.170.1890.01812.59
5.3.160.2040.01912.59
5.3.150.1980.01812.58
5.3.140.2030.02112.58
5.3.130.2040.01812.59
5.3.120.2170.02012.56
5.3.110.2120.02312.58
5.3.100.2080.02612.33
5.3.90.2110.01512.34
5.3.80.1930.02012.32
5.3.70.1880.01712.32
5.3.60.2080.02012.31
5.3.50.1890.01812.29
5.3.40.2080.02312.22
5.3.30.0070.03312.26
5.3.20.0090.03412.17
5.3.10.2380.01612.14
5.3.00.2130.02112.13
5.2.170.1850.02010.90
5.2.160.1950.02010.90
5.2.150.0070.03210.99
5.2.140.0060.03510.87
5.2.130.2000.01610.88
5.2.120.1980.01610.88
5.2.110.1770.01910.86
5.2.100.1940.01410.86
5.2.90.2000.01810.86
5.2.80.1770.02010.83
5.2.70.1500.01610.81
5.2.60.2020.01510.77
5.2.50.1900.02010.77
5.2.40.1490.01410.80
5.2.30.1670.01710.90
5.2.20.1540.01610.79
5.2.10.1480.01810.77
5.2.00.1640.01210.64
5.1.60.1660.01410.33
5.1.50.1270.01710.36
5.1.40.0050.02510.28
5.1.30.0060.02910.50
5.1.20.0110.01610.51
5.1.10.0070.02010.37
5.1.00.1650.01510.35
5.0.50.1040.0129.56
5.0.40.0830.0149.47
5.0.30.0760.0159.40
5.0.20.0880.0089.51
5.0.10.0710.0149.44
5.0.00.0680.0189.44
4.4.90.0820.0128.43
4.4.80.0830.0108.43
4.4.70.0900.0118.43
4.4.60.0900.0118.43
4.4.50.0860.0088.43
4.4.40.0860.0158.43
4.4.30.0020.0208.43
4.4.20.0080.0158.43
4.4.10.0900.0118.43
4.4.00.0890.0148.43
4.3.110.0850.0098.43
4.3.100.0630.0138.43
4.3.90.0750.0118.43
4.3.80.0800.0158.43
4.3.70.0810.0078.43
4.3.60.0710.0098.43
4.3.50.0780.0098.43
4.3.40.0730.0128.43
4.3.30.0480.0158.43
4.3.20.0410.0108.43
4.3.10.0420.0098.43
4.3.00.0530.0138.43

preferences:
42.65 ms | 401 KiB | 5 Q