3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pattern = '/.*(?<!%)[A-Z]+.*/'; $string = 'a%C3%B1o'; $res = preg_match ( $pattern, $string, $result ); var_dump( $res, $result );

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)
8.3.70.0160.00316.75
8.3.60.0140.00716.48
8.3.50.0100.01017.52
8.3.40.0070.00718.80
8.3.30.0090.00618.60
8.3.20.0060.00318.77
8.3.10.0080.00020.48
8.3.00.0100.00019.50
8.2.180.0110.01116.63
8.2.170.0080.00822.96
8.2.160.0030.01418.83
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0040.00420.70
8.2.110.0030.00621.09
8.2.100.0110.00017.84
8.2.90.0030.00619.16
8.2.80.0000.00819.21
8.2.70.0040.00417.75
8.2.60.0040.00417.80
8.2.50.0030.00718.07
8.2.40.0040.00418.03
8.2.30.0070.00018.03
8.2.20.0040.00417.71
8.2.10.0080.00017.70
8.2.00.0040.00417.70
8.1.280.0070.00725.92
8.1.270.0100.00324.66
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0090.00023.97
8.1.230.0070.00420.86
8.1.220.0060.00317.74
8.1.210.0040.00818.78
8.1.200.0000.00817.35
8.1.190.0040.00417.41
8.1.180.0040.00418.10
8.1.170.0020.00518.72
8.1.160.0070.00018.71
8.1.150.0040.00418.75
8.1.140.0030.00717.45
8.1.130.0030.00317.84
8.1.120.0060.00617.57
8.1.110.0000.00717.53
8.1.100.0030.00417.55
8.1.90.0070.00017.43
8.1.80.0030.00417.46
8.1.70.0000.00717.55
8.1.60.0060.00317.61
8.1.50.0080.00017.54
8.1.40.0050.00317.66
8.1.30.0060.00317.68
8.1.20.0000.00817.60
8.1.10.0050.00217.72
8.1.00.0050.00317.58
8.0.300.0000.00819.86
8.0.290.0040.00416.88
8.0.280.0030.00318.30
8.0.270.0030.00317.16
8.0.260.0070.00016.89
8.0.250.0060.00317.06
8.0.240.0030.00516.94
8.0.230.0030.00317.02
8.0.220.0030.00316.83
8.0.210.0040.00416.81
8.0.200.0000.00716.98
8.0.190.0030.00317.04
8.0.180.0070.00017.03
8.0.170.0040.00417.01
8.0.160.0000.00716.88
8.0.150.0040.00416.95
8.0.140.0000.00816.75
8.0.130.0060.00013.40
8.0.120.0040.00416.91
8.0.110.0050.00316.83
8.0.100.0070.00016.98
8.0.90.0000.00717.00
8.0.80.0060.00916.92
8.0.70.0080.00016.78
8.0.60.0000.00816.80
8.0.50.0070.00016.95
8.0.30.0060.01317.10
8.0.20.0090.01217.13
8.0.10.0070.00016.95
8.0.00.0120.00916.77
7.4.330.0050.00013.18
7.4.320.0060.00016.65
7.4.300.0030.00316.74
7.4.290.0030.00316.64
7.4.280.0000.00816.64
7.4.270.0000.00816.71
7.4.260.0060.00013.47
7.4.250.0030.00616.63
7.4.240.0040.00416.65
7.4.230.0000.00816.85
7.4.220.0160.00316.71
7.4.210.0070.00716.83
7.4.200.0000.00816.57
7.4.190.0030.00616.81
7.4.160.0080.00816.65
7.4.150.0060.01116.33
7.4.140.0080.01016.71
7.4.130.0060.01216.44
7.4.120.0120.00516.47
7.4.110.0150.00316.62
7.4.100.0100.00716.57
7.4.90.0030.01416.58
7.4.80.0130.01016.77
7.4.70.0040.01116.45
7.4.60.0070.01416.55
7.4.50.0000.01216.56
7.4.40.0030.00916.63
7.4.30.0030.01316.74
7.4.00.0030.01015.21
7.3.330.0030.00313.16
7.3.320.0030.00313.15
7.3.310.0040.00416.26
7.3.300.0030.00316.14
7.3.290.0090.00616.33
7.3.280.0070.00916.32
7.3.270.0100.00616.28
7.3.260.0070.01016.38
7.3.250.0180.00316.43
7.3.240.0050.01616.59
7.3.230.0060.01016.22
7.3.210.0030.01416.59
7.3.200.0090.01219.39
7.3.190.0120.01216.29
7.3.180.0060.01016.48
7.3.170.0080.00816.47
7.3.160.0160.00016.47
7.3.120.0070.00314.82
7.2.330.0160.00316.44
7.2.320.0060.01216.66
7.2.310.0130.00916.50
7.2.300.0100.01116.41
7.2.290.0160.00016.63
7.1.100.0040.01316.53
7.1.70.0070.00316.87
7.1.60.0070.01619.40
7.1.50.0100.01316.93
7.1.00.0030.07322.32
7.0.200.0030.01016.96
7.0.140.0100.06722.19
7.0.120.0000.07021.96
7.0.60.0030.09019.78
7.0.50.0030.08317.87
7.0.40.0100.07017.78
7.0.30.0100.07017.72
7.0.20.0100.08317.71
7.0.10.0000.07017.77
7.0.00.0100.08017.89
5.6.280.0000.07321.09
5.6.210.0100.06320.66
5.6.200.0100.07318.07
5.6.190.0070.07718.11
5.6.180.0000.08318.21
5.6.170.0030.06018.11
5.6.160.0070.07018.20
5.6.150.0100.07718.20
5.6.140.0070.04318.11
5.6.130.0030.08718.07
5.6.120.0000.04718.22
5.6.110.0100.07718.21
5.6.100.0030.08318.21
5.6.90.0100.07018.15
5.6.80.0100.03317.57
5.6.70.0030.07017.50
5.6.60.0100.07317.48
5.6.50.0100.06017.53
5.6.40.0070.05317.56
5.6.30.0100.07017.58
5.6.20.0170.05017.50
5.6.10.0070.05317.50
5.6.00.0100.07317.55
5.5.350.0070.08320.47
5.5.340.0030.08018.02
5.5.330.0070.07718.01
5.5.320.0100.04017.98
5.5.310.0100.07717.93
5.5.300.0100.07718.01
5.5.290.0100.04017.97
5.5.280.0070.07718.01
5.5.270.0070.07018.06
5.5.260.0130.06717.94
5.5.250.0030.05717.73
5.5.240.0030.04317.30
5.5.230.0030.06017.30
5.5.220.0070.08017.26
5.5.210.0100.07017.28
5.5.200.0100.07317.30
5.5.190.0170.07317.27
5.5.180.0170.04017.27
5.5.160.0030.06317.29
5.5.150.0000.04017.33
5.5.140.0370.03317.27
5.5.130.0030.08017.35
5.5.120.0100.08017.35
5.5.110.0130.05717.25
5.5.100.0030.04717.24
5.5.90.0130.06317.25
5.5.80.0030.06317.20
5.5.70.0000.05017.20
5.5.60.0070.07317.21
5.5.50.0000.04717.20
5.5.40.0100.07017.15
5.5.30.0130.05717.12
5.5.20.0100.07317.20
5.5.10.0000.08017.16
5.5.00.0100.07717.13
5.4.450.0030.04319.29
5.4.440.0130.07019.53
5.4.430.0000.07719.31
5.4.420.0100.07719.45
5.4.410.0100.06719.18
5.4.400.0130.06319.02
5.4.390.0100.04319.03
5.4.380.0070.04718.96
5.4.370.0030.08318.98
5.4.360.0030.08318.98
5.4.350.0070.05018.97
5.4.340.0030.07719.00
5.4.320.0070.07318.95
5.4.310.0100.04019.12
5.4.300.0100.04019.12
5.4.290.0000.08319.07
5.4.280.0070.07018.96
5.4.270.0070.07719.02
5.4.260.0070.05319.24
5.4.250.0030.07718.97
5.4.240.0100.05718.94
5.4.230.0100.07018.96
5.4.220.0070.07718.98
5.4.210.0030.05719.06
5.4.200.0130.06719.09
5.4.190.0130.07018.92
5.4.180.0130.07318.81
5.4.170.0100.07319.20
5.4.160.0070.05019.01
5.4.150.0030.04718.96
5.4.140.0070.07316.45
5.4.130.0030.05016.28
5.4.120.0300.04316.15
5.4.110.0030.03716.16
5.4.100.0130.02716.27
5.4.90.0070.03016.28
5.4.80.0030.03316.25
5.4.70.0000.03716.21
5.4.60.0000.03716.34
5.4.50.0030.03316.49
5.4.40.0000.03716.45
5.4.30.0000.03716.34
5.4.20.0100.02716.32
5.4.10.0130.07016.49
5.4.00.0070.03715.79
5.3.290.0130.05014.74
5.3.280.0100.07714.51
5.3.270.0130.07014.55
5.3.260.0000.07314.57
5.3.250.0130.05314.43
5.3.240.0030.06714.38
5.3.230.0170.07014.37
5.3.220.0100.07714.64
5.3.210.0130.06014.48
5.3.200.0000.04014.49
5.3.190.0030.03714.64
5.3.180.0100.03014.48
5.3.170.0030.03714.65
5.3.160.0000.03714.52
5.3.150.0000.04014.52
5.3.140.0030.03314.49
5.3.130.0070.03314.46
5.3.120.0030.03714.52
5.3.110.0000.04014.53
5.3.100.0030.07014.11
5.3.90.0000.07013.96
5.3.80.0030.06313.93
5.3.70.0000.05713.95
5.3.60.0000.03714.07
5.3.50.0070.03313.92
5.3.40.0030.03714.02
5.3.30.0100.03013.87
5.3.20.0000.03713.61
5.3.10.0000.03713.61
5.3.00.0030.03313.40
5.2.170.0030.03311.13
5.2.160.0070.03011.29
5.2.150.0100.02311.14
5.2.140.0000.03310.89
5.2.130.0000.03010.88
5.2.120.0030.02711.06
5.2.110.0030.02711.08
5.2.100.0030.02711.10
5.2.90.0030.02711.08
5.2.80.0030.02710.99
5.2.70.0030.02710.91
5.2.60.0000.03011.08
5.2.50.0030.02710.79
5.2.40.0030.02710.97
5.2.30.0000.03010.95
5.2.20.0100.02010.84
5.2.10.0070.02310.87
5.2.00.0030.02710.67
5.1.60.0070.0179.98
5.1.50.0000.02310.03
5.1.40.0000.0239.90
5.1.30.0030.02310.16
5.1.20.0030.02710.35
5.1.10.0030.02310.09
5.1.00.0000.02710.21
5.0.50.0000.0208.56
5.0.40.0100.0338.23
5.0.30.0070.0478.36
5.0.20.0000.0438.18
5.0.10.0130.0308.38
5.0.00.0000.0508.17
4.4.90.0030.0137.71
4.4.80.0030.0137.71
4.4.70.0030.0137.71
4.4.60.0030.0137.71
4.4.50.0000.0137.71
4.4.40.0070.0207.71
4.4.30.0030.0137.71
4.4.20.0000.0177.71
4.4.10.0000.0177.71
4.4.00.0000.0277.71
4.3.110.0000.0207.71
4.3.100.0030.0337.71
4.3.90.0030.0237.71
4.3.80.0030.0437.71
4.3.70.0030.0377.71
4.3.60.0030.0337.71
4.3.50.0030.0337.71
4.3.40.0030.0507.71
4.3.30.0000.0377.71
4.3.20.0000.0377.71
4.3.10.0070.0237.71
4.3.00.0030.0337.71

preferences:
41.61 ms | 401 KiB | 5 Q