3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "\xE1\x8D\x9F\x86"; preg_match_all( '/\X/u' , $string , $matches , PREG_SET_ORDER ); print_r($matches); preg_match_all( '/./u' , $string , $matches1 , PREG_SET_ORDER ); print_r($matches1); exit(0);

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)
8.3.60.0080.01118.55
8.3.50.0050.01422.05
8.3.40.0100.00718.84
8.3.30.0090.00618.97
8.3.20.0040.00418.81
8.3.10.0040.00419.17
8.3.00.0080.00023.61
8.2.180.0100.00318.66
8.2.170.0110.00422.96
8.2.160.0130.00020.35
8.2.150.0060.00324.18
8.2.140.0110.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.64
8.2.110.0100.00020.56
8.2.100.0120.00017.80
8.2.90.0060.00319.23
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0030.00717.88
8.2.50.0040.00418.07
8.2.40.0080.00018.03
8.2.30.0040.00421.30
8.2.20.0040.00417.71
8.2.10.0040.00417.82
8.2.00.0080.00017.86
8.1.280.0090.00925.92
8.1.270.0070.00023.99
8.1.260.0060.00626.35
8.1.250.0040.00428.09
8.1.240.0090.00022.41
8.1.230.0040.00820.99
8.1.220.0000.00818.77
8.1.210.0040.00418.96
8.1.200.0000.00917.25
8.1.190.0000.00817.53
8.1.180.0090.00018.10
8.1.170.0040.00418.65
8.1.160.0000.00718.94
8.1.150.0000.00718.72
8.1.140.0040.00417.51
8.1.130.0030.00317.79
8.1.120.0000.00717.54
8.1.110.0030.00517.44
8.1.100.0000.00717.38
8.1.90.0000.00817.54
8.1.80.0070.00017.43
8.1.70.0070.00017.43
8.1.60.0060.00317.70
8.1.50.0060.00317.60
8.1.40.0070.00317.56
8.1.30.0040.00417.64
8.1.20.0060.00317.71
8.1.10.0040.00417.73
8.1.00.0070.00017.56
8.0.300.0070.00019.97
8.0.290.0000.00717.18
8.0.280.0030.00318.28
8.0.270.0050.00317.20
8.0.260.0000.00717.02
8.0.250.0000.00817.22
8.0.240.0100.00017.21
8.0.230.0000.00717.19
8.0.220.0060.00317.09
8.0.210.0040.00417.08
8.0.200.0040.00417.02
8.0.190.0040.00417.04
8.0.180.0040.00417.00
8.0.170.0040.00417.07
8.0.160.0030.00317.11
8.0.150.0000.00816.98
8.0.140.0030.00516.98
8.0.130.0030.00313.48
8.0.120.0030.00516.96
8.0.110.0000.00816.94
8.0.100.0020.00517.07
8.0.90.0050.00317.11
8.0.80.0090.00617.07
8.0.70.0000.00817.14
8.0.60.0030.00517.19
8.0.50.0040.00417.15
8.0.30.0070.01417.20
8.0.20.0110.00917.40
8.0.10.0000.00817.00
8.0.00.0100.00716.89
7.4.330.0000.00514.96
7.4.320.0030.00316.77
7.4.300.0060.00016.73
7.4.290.0070.00016.65
7.4.280.0000.00716.65
7.4.270.0030.00316.69
7.4.260.0000.00513.39
7.4.250.0040.00416.68
7.4.240.0030.00316.66
7.4.230.0000.00716.77
7.4.220.0110.00816.73
7.4.210.0070.01016.78
7.4.200.0000.00716.73
7.4.190.0070.00016.66
7.4.160.0040.01116.73
7.4.150.0190.00617.40
7.4.140.0110.00717.86
7.4.130.0070.01116.77
7.4.120.0130.00516.76
7.4.110.0140.00316.53
7.4.100.0090.01016.59
7.4.90.0160.00316.53
7.4.80.0100.01019.39
7.4.70.0110.00516.60
7.4.60.0130.00316.49
7.4.50.0040.00416.41
7.4.40.0080.00822.52
7.4.30.0030.01416.58
7.4.00.0090.00315.23
7.3.330.0060.00013.20
7.3.320.0030.00313.13
7.3.310.0040.00416.20
7.3.300.0030.00316.44
7.3.290.0060.00916.55
7.3.280.0080.00716.38
7.3.270.0160.00017.40
7.3.260.0140.01018.24
7.3.250.0100.00716.38
7.3.240.0080.00816.61
7.3.230.0100.01316.79
7.3.210.0060.01716.33
7.3.200.0140.01019.39
7.3.190.0140.00416.46
7.3.180.0120.00316.52
7.3.170.0070.01016.39
7.3.160.0190.00316.29
7.3.120.0000.01314.88
7.2.330.0000.01616.73
7.2.320.0110.01116.71
7.2.310.0070.01016.61
7.2.300.0130.00316.44
7.2.290.0070.01416.54
7.2.00.0000.01319.57
7.1.100.0000.01118.33
7.1.70.0000.01017.17
7.1.60.0100.01419.40
7.1.50.0030.02017.19
7.1.00.0070.06322.34
7.0.200.0000.01016.89
7.0.140.0030.07322.10
7.0.60.0230.03720.01
7.0.50.0070.07317.85
7.0.40.0030.05320.21
7.0.30.0270.07020.35
7.0.20.0100.04720.18
7.0.10.0070.09020.00
7.0.00.0100.08720.09
5.6.280.0030.07321.02
5.6.210.0000.08320.44
5.6.200.0030.07718.17
5.6.190.0070.04020.67
5.6.180.0300.03020.39
5.6.170.0330.09720.49
5.6.160.0170.03020.62
5.6.150.0030.08718.21
5.6.140.0070.03718.14
5.6.130.0030.07718.14
5.6.120.0000.08321.09
5.6.110.0100.08721.13
5.6.100.0130.07321.00
5.6.90.0030.06321.10
5.6.80.0030.03720.50
5.5.350.3770.04320.52
5.5.340.0130.06717.95
5.5.330.0200.07020.45
5.5.320.3370.05320.24
5.5.310.0230.04320.27
5.5.300.0070.05717.98
5.5.290.0100.03317.84
5.5.280.0030.05320.73
5.5.270.0100.03720.83
5.5.260.0000.06720.72
5.5.250.0100.07320.65
5.5.240.0230.07320.27
5.4.450.2100.04019.49
5.4.440.2230.04019.45
5.4.430.2100.04319.21
5.4.420.1930.04319.40
5.4.410.2400.04319.43
5.4.400.2400.04318.92
5.4.390.2070.04719.13
5.4.380.2430.04319.06
5.4.370.2670.03319.13
5.4.360.2400.04018.80
5.4.350.2430.04018.80
5.4.340.2070.04319.11
5.4.320.2130.03719.09
5.4.310.2100.05019.09
5.4.300.2130.04719.08
5.4.290.2170.03319.21
5.4.280.2130.04018.93
5.4.270.1870.04019.21
5.4.260.1870.04019.12
5.4.250.2300.04318.91
5.4.240.1900.03318.77
5.4.230.1800.04318.93
5.4.220.2130.04018.80
5.4.210.1870.03718.93
5.4.200.2100.03719.05
5.4.190.2070.04719.07
5.4.180.2100.03719.03
5.4.170.1870.04019.11
5.4.160.2100.04319.21
5.4.150.2170.04719.14
5.4.140.2000.03716.27
5.4.130.1900.04316.31
5.4.120.2100.03316.29
5.4.110.1100.03316.43
5.4.100.0030.03316.22
5.4.90.0000.04316.38
5.4.80.0130.06716.41
5.4.70.1800.04716.17
5.4.60.1870.03016.20
5.4.50.2000.04316.36
5.4.40.1900.03716.46
5.4.30.1970.03016.36
5.4.20.2100.04016.37
5.4.10.1930.03316.16
5.4.00.1830.03015.68
5.3.290.2100.04014.51
5.3.280.1770.04014.50
5.3.270.2070.04014.46
5.3.260.1800.04714.50
5.3.250.2030.04014.46
5.3.240.1830.03314.44
5.3.230.1900.04314.45
5.3.220.1870.04014.42
5.3.210.2000.03314.50
5.3.200.1770.04014.40
5.3.190.2070.04314.57
5.3.180.1830.03314.51
5.3.170.1700.03714.46
5.3.160.2100.04714.57
5.3.150.1900.03714.54
5.3.140.2000.04014.54
5.3.130.2100.04714.48
5.3.120.2100.04014.45
5.3.110.1800.03714.38
5.3.100.1830.03313.89
5.3.90.2100.04013.97
5.3.80.1800.04014.00
5.3.70.2100.04013.96
5.3.60.1900.03313.80
5.3.50.2130.03313.89
5.3.40.1970.03713.82
5.3.30.2030.03313.82
5.3.20.2100.03013.71
5.3.10.1800.03313.67
5.3.00.2030.04013.43
5.2.170.1670.03011.05
5.2.160.1670.03710.99
5.2.150.2000.03011.16
5.2.140.1870.03011.19
5.2.130.1770.03011.11
5.2.120.1570.03011.26
5.2.110.1530.03011.14
5.2.100.1570.02711.04
5.2.90.1700.03311.26
5.2.80.1570.03310.98
5.2.70.1570.02311.04
5.2.60.1600.02310.90
5.2.50.1500.03310.87
5.2.40.1270.02710.84
5.2.30.1330.03711.05
5.2.20.1400.03010.90
5.2.10.1400.03010.76
5.2.00.1600.03310.79
5.1.60.1330.02010.04
5.1.50.1230.0279.92
5.1.40.1600.0279.90
5.1.30.1430.02010.40
5.1.20.1400.02710.26
5.1.10.1500.0339.95
5.1.00.1400.0309.95
5.0.50.0630.0208.55
5.0.40.0600.0208.41
5.0.30.0670.0278.27
5.0.20.0670.0208.32
5.0.10.0700.0238.32
5.0.00.0830.0478.14
4.4.90.0800.0237.89
4.4.80.0700.0107.89
4.4.70.0670.0177.89
4.4.60.0700.0137.89
4.4.50.0900.0207.89
4.4.40.0800.0307.89
4.4.30.0830.0107.89
4.4.20.0600.0177.89
4.4.10.0570.0177.89
4.4.00.0800.0337.89
4.3.110.0700.0277.89
4.3.100.0730.0207.89
4.3.90.0800.0237.89
4.3.80.0770.0307.89
4.3.70.0770.0207.89
4.3.60.0600.0177.89
4.3.50.0500.0277.89
4.3.40.0630.0277.89
4.3.30.0470.0237.89
4.3.20.0370.0177.89
4.3.10.0400.0237.89
4.3.00.0430.0177.89

preferences:
51.97 ms | 401 KiB | 5 Q