3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '/[^A-Za-z0-9 \r\n@£$¥èéùìòÇØøÅå\x\{0394\}\x\{03A6\}\x\{0393\}\x\{039B\}\x\{03A9\}\x\{03A0\}\x\{03A8\}\x\{03A3\}\x\{0398\}\x\{039E\}ÆæßÉ!"#$%&amp;\'()*+,\-.\/:;<>&lt;=&gt;?¡ÄÖÑܧ¿äöñüà^{}\\\[~\]|\x\{20AC\}]+/'; $data = 'asdf‘‼'; $tmp = []; $result = preg_match_all($x,$data,$tmp); var_dump($tmp); $z = $tmp[0][0]; #$z = utf8_encode($z); $z = iconv(mb_detect_encoding($z, mb_detect_order(), true), "UTF-8", $z); var_dump($z);

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)
8.3.60.0060.01616.63
8.3.50.0110.00416.34
8.3.40.0070.00718.96
8.3.30.0120.00318.76
8.3.20.0070.00020.34
8.3.10.0040.00423.66
8.3.00.0030.00619.38
8.2.180.0120.00918.91
8.2.170.0160.00322.96
8.2.160.0140.00320.57
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0050.00321.00
8.2.120.0050.00326.35
8.2.110.0070.00320.52
8.2.100.0090.00318.03
8.2.90.0080.00019.22
8.2.80.0080.00018.05
8.2.70.0050.00317.63
8.2.60.0000.00818.05
8.2.50.0050.00318.10
8.2.40.0000.00720.59
8.2.30.0040.00419.20
8.2.20.0000.00718.18
8.2.10.0000.00918.14
8.2.00.0020.00518.11
8.1.280.0190.00025.92
8.1.270.0050.00222.24
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00023.87
8.1.230.0070.00420.95
8.1.220.0000.00817.78
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.47
8.1.180.0040.00418.10
8.1.170.0000.01118.58
8.1.160.0030.00319.03
8.1.150.0000.00818.86
8.1.140.0000.00819.59
8.1.130.0000.00818.87
8.1.120.0040.00417.61
8.1.110.0070.00017.61
8.1.100.0070.00017.52
8.1.90.0040.00417.65
8.1.80.0000.00717.49
8.1.70.0000.00717.50
8.1.60.0040.00417.61
8.1.50.0080.00017.54
8.1.40.0000.00817.65
8.1.30.0000.00817.75
8.1.20.0080.00317.83
8.1.10.0040.00417.73
8.1.00.0040.00417.71
8.0.300.0040.00419.80
8.0.290.0050.00316.88
8.0.280.0080.00018.43
8.0.270.0000.00717.26
8.0.260.0000.00717.02
8.0.250.0000.00717.13
8.0.240.0020.00517.17
8.0.230.0040.00417.16
8.0.220.0070.00017.15
8.0.210.0040.00417.09
8.0.200.0000.00717.23
8.0.190.0000.00917.18
8.0.180.0050.00317.05
8.0.170.0050.00217.11
8.0.160.0030.00517.09
8.0.150.0040.00417.16
8.0.140.0050.00317.02
8.0.130.0000.00713.52
8.0.120.0060.00317.07
8.0.110.0000.00917.04
8.0.100.0040.00417.22
8.0.90.0000.00917.09
8.0.80.0120.00817.20
8.0.70.0030.00617.11
8.0.60.0030.00617.25
8.0.50.0060.00317.05
8.0.30.0130.00817.26
8.0.20.0130.00917.40
8.0.10.0000.00917.39
8.0.00.0140.00617.18
7.4.330.0000.00515.55
7.4.320.0060.00016.75
7.4.300.0000.00716.70
7.4.290.0030.00516.80
7.4.280.0100.00216.62
7.4.270.0070.00016.83
7.4.260.0000.00716.66
7.4.250.0080.00316.89
7.4.240.0060.00316.85
7.4.230.0050.00516.74
7.4.220.0200.00716.95
7.4.210.0030.01416.97
7.4.200.0040.00416.82
7.4.160.0080.01116.78
7.4.150.0120.01817.40
7.4.140.0090.01717.86
7.4.130.0160.00816.85
7.4.120.0120.01316.86
7.4.70.0260.00516.53
7.4.60.0150.01516.58
7.4.50.0100.02016.59
7.4.40.0150.01316.70
7.4.30.0120.01616.53
7.4.20.0150.01616.63
7.4.10.0190.01116.51
7.4.00.0120.00916.70
7.3.330.0030.00313.30
7.3.320.0000.00513.36
7.3.310.0000.00816.54
7.3.300.0000.00816.62
7.3.290.0080.01416.64
7.3.280.0090.01116.67
7.3.270.0140.00717.40
7.3.260.0150.00916.57
7.3.250.0100.01216.74
7.3.240.0110.00916.57
7.3.190.0140.01416.23
7.3.180.0120.02016.25
7.3.170.0160.00816.45
7.3.160.0230.01616.35
7.3.150.0200.00916.21
7.3.140.0120.01616.36
7.3.130.0230.01016.62
7.3.120.0080.01516.25
7.3.110.0200.00916.29
7.3.100.0160.00916.35
7.3.90.0180.01516.50
7.3.80.0180.00916.61
7.3.70.0120.01616.57
7.3.60.0100.01616.41
7.3.50.0200.01016.31
7.3.40.0210.00316.45
7.3.30.0180.00916.50
7.3.20.0090.01416.28
7.3.10.0140.01116.49
7.3.00.0110.01416.22
7.2.310.0150.01516.46
7.2.300.0100.01716.75
7.2.290.0230.01116.87
7.2.280.0100.02016.43
7.2.270.0250.01116.60
7.2.260.0150.01116.45
7.2.250.0110.01616.43
7.2.240.0150.01516.62
7.2.230.0090.01916.51
7.2.220.0070.02116.45
7.2.210.0110.01916.55
7.2.200.0070.02016.60
7.2.190.0160.01216.41
7.2.180.0140.01416.56
7.2.170.0140.01116.48
7.2.160.0140.01416.61
7.2.150.0080.01616.70
7.2.140.0120.01216.58
7.2.130.0080.01616.72
7.2.120.0110.01416.54
7.2.110.0140.01116.66
7.2.100.0280.00716.56
7.2.90.0150.01116.59
7.2.80.0220.00616.45
7.2.70.0300.00416.50
7.2.60.0160.01416.87
7.2.50.0150.01216.62
7.2.40.0210.00516.62
7.2.30.0180.01116.71
7.2.20.0380.01016.84
7.2.10.0170.01016.80
7.2.00.0130.00916.90
7.1.330.0180.00715.67
7.1.320.0250.00015.86
7.1.310.0110.01415.48
7.1.300.0140.01415.96
7.1.290.0140.01115.68
7.1.280.0440.01115.75
7.1.270.0080.01515.69
7.1.260.0040.02115.88
7.1.250.0120.01215.58
7.1.240.0110.01115.81
7.1.230.0170.01215.63
7.1.220.0130.01315.77
7.1.210.0150.01115.67
7.1.200.0160.00815.64
7.1.190.0190.01215.71
7.1.180.0190.00515.64
7.1.170.0130.01015.48
7.1.160.0150.00915.51
7.1.150.0280.00615.79
7.1.140.0260.00415.95
7.1.130.0180.01416.00
7.1.120.0230.00916.07
7.1.110.0390.01015.89
7.1.100.0210.01115.90
7.1.90.0290.01015.88
7.1.80.0290.00715.96
7.1.70.0210.01215.91
7.1.60.0250.00525.46
7.1.50.0200.01215.86
7.1.40.0220.01016.10
7.1.30.0250.00715.88
7.1.20.0190.01415.97
7.1.10.0220.00815.90
7.1.00.0200.02015.78
7.0.330.0160.00615.45
7.0.320.0100.01315.09
7.0.310.0300.00615.38
7.0.300.0170.00715.18
7.0.290.0110.01415.25
7.0.280.0170.01315.43
7.0.270.0190.01615.46
7.0.260.0210.01815.61
7.0.250.0230.01215.41
7.0.240.0240.00815.56
7.0.230.0260.01215.63
7.0.220.0090.01615.63
7.0.210.0220.00615.68
7.0.200.0230.01015.69
7.0.190.0210.00915.54
7.0.180.0210.01315.76
7.0.170.0280.00615.66
7.0.160.0180.01215.56
7.0.150.0210.00915.56
7.0.140.0460.00715.56
7.0.130.0260.00815.49
7.0.120.0280.00715.57
7.0.110.0240.01215.76
7.0.100.0190.01115.48
7.0.90.0150.01115.56
7.0.80.0150.01215.54
7.0.70.0220.00615.27
7.0.60.0130.01015.23
7.0.50.0070.01315.18
7.0.40.0110.01115.33
7.0.30.0140.00715.16
7.0.20.0190.00615.21
7.0.10.0250.00715.47
7.0.00.0130.00615.38
5.6.400.0070.01715.94
5.6.390.0090.01615.88
5.6.380.0180.00915.87
5.6.370.0140.01215.90
5.6.360.0170.00815.92
5.6.350.0180.00916.14
5.6.340.0240.00916.42
5.6.330.0230.01015.95
5.6.320.0280.01116.38
5.6.310.0220.00916.30
5.6.300.0180.01516.29
5.6.290.0160.02116.00
5.6.280.0240.00616.19
5.6.270.0190.01315.96
5.6.260.0180.01416.20
5.6.250.0210.01216.07
5.6.240.0030.01816.04
5.6.230.0170.01216.13
5.6.220.0190.01216.00
5.6.210.0070.01516.16
5.6.200.0110.01115.86
5.6.190.0060.01515.85
5.6.180.0080.01515.97
5.6.170.0130.01315.86
5.6.160.0150.00915.88
5.6.150.0140.01115.93
5.6.140.0100.01315.74
5.6.130.0160.00516.21
5.6.120.0110.01415.72
5.6.110.0120.01215.83
5.6.100.0110.01116.14
5.6.90.0140.00915.95
5.6.80.0170.00715.93
5.6.70.0050.01616.03
5.6.60.0140.01015.89
5.6.50.0110.01116.01
5.6.40.0160.00715.86
5.6.30.0040.01815.85
5.6.20.0120.01215.79
5.6.10.0130.01015.91
5.6.00.0030.01915.94

preferences:
43.24 ms | 401 KiB | 5 Q