3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456"; echo strlen($string)."\n"; var_dump(preg_match('%^(?: [\x09\x0A\x0D\x20-\x7E] # ASCII | [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte | \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates | \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3 | [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15 | \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16 )*$%xs', $string));

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)
8.3.60.0140.00718.31
8.3.50.0090.00921.14
8.3.40.0040.01118.84
8.3.30.0090.00620.35
8.3.20.0070.01420.61
8.3.10.0040.00421.10
8.3.00.0040.00423.65
8.2.180.0110.00716.75
8.2.170.0070.00722.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00421.19
8.2.110.0040.00722.38
8.2.100.0090.00317.91
8.2.90.0080.00019.21
8.2.80.0030.00519.28
8.2.70.0000.00817.75
8.2.60.0080.00017.80
8.2.50.0000.01018.07
8.2.40.0030.00718.16
8.2.30.0000.00719.47
8.2.20.0000.00717.69
8.2.10.0000.00817.84
8.2.00.0000.00717.65
8.1.280.0070.00725.92
8.1.270.0000.00723.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00622.59
8.1.230.0090.00320.91
8.1.220.0030.00618.77
8.1.210.0050.00318.82
8.1.200.0040.00417.48
8.1.190.0000.00817.39
8.1.180.0050.00318.10
8.1.170.0000.00818.84
8.1.160.0000.00718.98
8.1.150.0000.00818.92
8.1.140.0000.01017.55
8.1.130.0070.00017.86
8.1.120.0090.00017.60
8.1.110.0070.00017.61
8.1.100.0070.00017.61
8.1.90.0080.00017.63
8.1.80.0050.00317.64
8.1.70.0070.00017.64
8.1.60.0060.00317.78
8.1.50.0040.00417.70
8.1.40.0050.00317.60
8.1.30.0040.00417.79
8.1.20.0000.00817.73
8.1.10.0000.00917.57
8.1.00.0000.00817.48
8.0.300.0100.00019.94
8.0.290.0040.00417.16
8.0.280.0030.00318.41
8.0.270.0000.00717.19
8.0.260.0040.00416.97
8.0.250.0050.00217.11
8.0.240.0030.00616.98
8.0.230.0050.00217.15
8.0.220.0000.00717.09
8.0.210.0050.00316.92
8.0.200.0060.00016.96
8.0.190.0000.00817.02
8.0.180.0000.00817.05
8.0.170.0000.00716.95
8.0.160.0040.00417.10
8.0.150.0040.00417.06
8.0.140.0000.00917.00
8.0.130.0030.00313.43
8.0.120.0040.00416.92
8.0.110.0040.00417.09
8.0.100.0040.00417.02
8.0.90.0040.00416.96
8.0.80.0040.01117.08
8.0.70.0050.00216.90
8.0.60.0020.00516.85
8.0.50.0070.00016.93
8.0.30.0140.00717.13
8.0.20.0110.00817.40
8.0.10.0070.00016.93
8.0.00.0120.00516.78
7.4.330.0030.00316.81
7.4.320.0030.00316.57
7.4.300.0040.00416.67
7.4.290.0080.00016.57
7.4.280.0030.00316.66
7.4.270.0030.00316.64
7.4.260.0060.00013.41
7.4.250.0060.00316.61
7.4.240.0070.00016.75
7.4.230.0030.00316.55
7.4.220.0040.01216.78
7.4.210.0050.00916.78
7.4.200.0000.00916.86
7.4.190.0050.00316.89
7.4.160.0120.00316.78
7.4.150.0140.00417.40
7.4.140.0110.01217.86
7.4.130.0070.01016.75
7.4.120.0110.00716.63
7.4.110.0030.01416.85
7.4.100.0120.00916.40
7.4.90.0120.00616.58
7.4.80.0000.02219.39
7.4.70.0090.00616.63
7.4.60.0030.01416.77
7.4.50.0040.00416.39
7.4.40.0070.01022.77
7.4.30.0040.01716.71
7.4.00.0100.00315.25
7.3.330.0000.00513.24
7.3.320.0000.00713.38
7.3.310.0030.00316.26
7.3.300.0030.00316.32
7.3.290.0060.01116.39
7.3.280.0070.01216.43
7.3.270.0120.00617.40
7.3.260.0110.00718.24
7.3.250.0100.00716.66
7.3.240.0150.00716.37
7.3.230.0130.00616.81
7.3.210.0040.01316.76
7.3.200.0120.00919.39
7.3.190.0060.01616.82
7.3.180.0070.00716.69
7.3.170.0060.01016.69
7.3.160.0130.00716.43
7.3.120.0130.00315.20
7.3.110.0110.00715.13
7.3.100.0060.00915.20
7.3.90.0000.00915.37
7.3.80.0060.00614.68
7.3.70.0040.00814.86
7.3.60.0080.00814.82
7.3.50.0140.00015.11
7.3.40.0030.01015.08
7.3.30.0140.00014.88
7.3.20.0060.00916.79
7.3.10.0090.00616.78
7.3.00.0040.00416.62
7.2.330.0060.01216.76
7.2.320.0140.00316.59
7.2.310.0100.00716.77
7.2.300.0170.00016.90
7.2.290.0090.00616.68
7.2.240.0140.00715.21
7.2.230.0110.00415.13
7.2.220.0090.00314.93
7.2.210.0000.01715.19
7.2.200.0100.00615.09
7.2.190.0060.00614.99
7.2.180.0040.01114.99
7.2.170.0030.01415.08
7.2.160.0100.00015.22
7.2.150.0060.00917.09
7.2.140.0100.00716.87
7.2.130.0040.00817.08
7.2.120.0040.01117.02
7.2.110.0070.01017.02
7.2.100.0070.01117.09
7.2.90.0060.00917.17
7.2.80.0070.01017.30
7.2.70.0130.00017.02
7.2.60.0060.00616.89
7.2.50.0070.00716.81
7.2.40.0120.00316.71
7.2.30.0000.01717.02
7.2.20.0080.00817.12
7.2.10.0000.01016.93
7.2.00.0090.00718.16
7.1.330.0060.00615.98
7.1.320.0030.00715.97
7.1.310.0080.00416.08
7.1.300.0060.00915.90
7.1.290.0100.00015.85
7.1.280.0000.01215.93
7.1.270.0130.00316.06
7.1.260.0070.01015.91
7.1.250.0100.00015.84
7.1.200.0030.00715.89
7.1.100.0030.01018.57
7.1.70.0140.00517.04
7.1.60.0040.01919.17
7.1.50.0030.01717.13
7.1.00.0070.03722.30
7.0.200.0070.00316.67
7.0.140.0070.07022.09
7.0.70.0870.08319.88
7.0.60.0830.08320.07
7.0.50.0870.08720.34
7.0.40.0030.06020.10
7.0.30.0130.08020.00
7.0.20.0030.05720.05
7.0.10.0000.05020.08
7.0.00.0100.03720.14
5.6.280.0070.07021.21
5.6.220.0100.07720.78
5.6.210.0130.06720.71
5.6.200.0070.09021.24
5.6.190.0070.08021.24
5.6.180.0270.07021.32
5.6.170.0100.06321.16
5.6.160.0000.04721.24
5.6.150.0130.07321.26
5.6.140.0130.08321.17
5.6.130.0130.08021.09
5.6.120.0170.06721.23
5.6.110.0130.07721.22
5.6.100.0070.05021.24
5.6.90.0130.04321.14
5.6.80.0070.08320.62
5.6.70.0070.05020.58
5.6.60.0130.07320.53
5.6.50.0030.07720.55
5.6.40.0130.06020.54
5.6.30.0100.07720.47
5.6.20.0070.04020.68
5.6.10.0000.09320.45
5.6.00.0130.07020.57
5.5.360.0070.07720.54
5.5.350.0070.08720.54
5.5.340.0030.06320.95
5.5.330.0030.08721.04
5.5.320.0100.09020.98
5.5.310.0100.05321.04
5.5.300.0070.04721.00
5.5.290.0130.08021.05
5.5.280.0070.09020.89
5.5.270.0070.06021.04
5.5.260.0070.09020.94
5.5.250.0130.07720.79
5.5.240.0200.06720.42
5.5.230.0000.06720.41
5.5.220.0070.08020.33
5.5.210.0130.04720.32
5.5.200.0000.08320.30
5.5.190.0030.07720.36
5.5.180.0100.08020.28
5.5.160.0100.06720.28
5.5.150.0100.06720.23
5.5.140.0070.07320.42
5.5.130.0030.06020.41
5.5.120.0200.07020.38
5.5.110.0030.06020.41
5.5.100.0030.08720.31
5.5.90.0100.05720.31
5.5.80.0030.05720.20
5.5.70.0030.08320.19
5.5.60.0070.05720.29
5.5.50.0170.05320.24
5.5.40.0100.07720.25
5.5.30.0100.07720.23
5.5.20.0230.06320.14
5.5.10.0170.07320.19
5.5.00.0070.05020.27
5.4.450.0030.08319.73
5.4.440.0100.06719.63
5.4.430.0070.04319.47
5.4.420.0130.07719.64
5.4.410.0030.07719.15
5.4.400.0130.03319.25
5.4.390.0070.05319.01
5.4.380.0100.04719.15
5.4.370.0100.08019.20
5.4.360.0070.06718.95
5.4.350.0030.08019.20
5.4.340.0000.05019.23
5.4.320.0100.07318.98
5.4.310.0070.07319.27
5.4.300.0030.07719.23
5.4.290.0100.06718.95
5.4.280.0170.07319.27
5.4.270.0070.08019.11
5.4.260.0100.07318.95
5.4.250.0100.07718.95
5.4.240.0070.07719.11
5.4.230.0070.07019.20
5.4.220.0030.06318.99
5.4.210.0070.06319.29
5.4.200.0070.07018.98
5.4.190.0100.07319.26
5.4.180.0130.07019.21
5.4.170.0030.07719.30
5.4.160.0070.08019.18
5.4.150.0030.06319.40
5.4.140.0130.06716.44
5.4.130.0170.06316.54
5.4.120.0130.03316.44
5.4.110.0070.06316.41
5.4.100.0070.07016.48
5.4.90.0070.03716.39
5.4.80.0000.07316.40
5.4.70.0130.07016.63
5.4.60.0130.04716.44
5.4.50.0130.07016.52
5.4.40.0100.07716.54
5.4.30.0130.07016.38
5.4.20.0070.07316.38
5.4.10.0030.05716.57
5.4.00.0130.06715.99
5.3.290.0030.06714.84
5.3.280.0100.07314.77
5.3.270.0070.06014.61
5.3.260.0070.07314.72
5.3.250.0030.07714.75
5.3.240.0070.07314.76
5.3.230.0130.07314.78
5.3.220.0000.07714.80
5.3.210.0070.07314.80
5.3.200.0130.07314.84
5.3.190.0070.07314.85
5.3.180.0230.06314.81
5.3.170.0030.07314.79
5.3.160.0030.05714.82
5.3.150.0070.07014.76
5.3.140.0030.06714.84
5.3.130.0130.07014.83
5.3.120.0070.06314.81
5.3.110.0000.08714.83
5.3.100.0030.05014.32
5.3.90.0030.07714.21
5.3.80.0100.07314.23
5.3.70.0130.07014.23
5.3.60.0100.07014.11
5.3.50.0100.07014.12
5.3.40.0070.05314.15
5.3.30.0070.04714.09
5.3.20.0100.07013.87
5.3.10.0070.07013.86
5.3.00.0100.06713.77
5.2.170.0000.07012.21
5.2.160.0030.06012.21
5.2.150.0030.05012.21
5.2.140.0030.06712.21
5.2.130.0070.04312.21
5.2.120.0070.04712.21
5.2.110.0030.04312.21
5.2.100.0000.06012.21
5.2.90.0000.05312.21
5.2.80.0030.04312.21
5.2.70.0070.04712.21
5.2.60.0030.06312.21
5.2.50.0070.05712.21
5.2.40.0100.05712.21
5.2.30.0030.06312.21
5.2.20.0000.07012.21
5.2.10.0100.05712.21
5.2.00.0070.05312.21
5.1.60.0070.05012.21
5.1.50.0070.04712.21
5.1.40.0100.04712.21
5.1.30.0030.06312.21
5.1.20.0100.06012.21
5.1.10.0030.05712.21
5.1.00.0030.04012.21
5.0.50.0000.04712.21
5.0.40.0070.03312.21
5.0.30.0100.04712.21
5.0.20.0030.04012.21
5.0.10.0070.03712.21
5.0.00.0000.05712.21
4.4.90.0030.03712.21
4.4.80.0000.03312.21
4.4.70.0000.03012.21
4.4.60.0030.03712.21
4.4.50.0000.03712.21
4.4.40.0030.05312.21
4.4.30.0030.03712.21
4.4.20.0000.04012.21
4.4.10.0030.03712.21
4.4.00.0030.05312.21
4.3.110.0070.01312.21
4.3.100.0030.02312.21
4.3.90.0070.03012.21
4.3.80.0070.05012.21
4.3.70.0000.03712.21
4.3.60.0070.03012.21
4.3.50.0000.03712.21
4.3.40.0070.04012.21
4.3.30.0000.03712.21
4.3.20.0000.04012.21
4.3.10.0000.03012.21
4.3.00.0000.02312.21

preferences:
46.33 ms | 401 KiB | 5 Q