3v4l.org

run code in 300+ PHP versions simultaneously
<?php $allowed_symbols = '[a-z0-9:;,!\'\s*.?()"-]'; echo (int)!preg_match("/$allowed_symbols/im", '@3'); //0 проверка отсуствия разрешенных символов echo (int)!preg_match("/^$allowed_symbols+$/i", "aaa\nb@bb\nccc"); //1 присуствуют недопустимые символы во всем тексте echo (int)!preg_match("/^$allowed_symbols+$/i", "a@aa\nbbb\nccc"); //1 присуствуют недопустимые символы во всем тексте echo (int)!preg_match("/^$allowed_symbols+$/im", "aaa\nb@bb\nccc"); //0 есть строка полностью из допустимых символов (aaa) echo (int)!preg_match("/^$allowed_symbols+$/im", "a@aa\nbbb\nccc"); //0 есть строка полностью из допустимых символов (bbb) echo (int)!preg_match_all("/^$allowed_symbols+$/i", "aaa\nb@bb\nccc", $match); //1 во всем тексте есть недопусимые символы echo (int)!preg_match_all("/^$allowed_symbols+$/im", "aaa\nb@bb\nccc", $match); //0 есть строки полностью из допустимых символов (aaa,ccc) echo preg_replace("/^$allowed_symbols+$/i", '<$0>' , "aaa\nb@bb\nccc", 1); //покажет что находит 2 пункт (1) echo preg_replace("/^$allowed_symbols+$/im", '<$0>' , "aaa\nb@bb\nccc", 1); //покажет что находит 4 пункт (0) echo '---лучше так проверять присуствие недопустимых символов--'; $not_allowed_symbols = '[^a-z0-9:;,!\'\s*.?()"-]'; echo (int)preg_match("/$not_allowed_symbols/i", "aaa\nb@bb\nccc"); //1 echo (int)preg_match("/$not_allowed_symbols/i", "aaa\nbbb\nccc"); //0 echo preg_replace('/[^a-z0-9:;,!\'\s*.?()"-]/i', '{$0}' , nl2br("aaa\nbbb\nccc"), 1);

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)
8.3.60.0040.01118.55
8.3.50.0100.01021.33
8.3.40.0140.00718.91
8.3.30.0040.01119.10
8.3.20.0040.00420.34
8.3.10.0080.00022.07
8.3.00.0000.00820.71
8.2.180.0110.00416.49
8.2.170.0040.01122.96
8.2.160.0000.01419.03
8.2.150.0080.00024.18
8.2.140.0060.01024.66
8.2.130.0000.00726.16
8.2.120.0080.00019.77
8.2.110.0030.00622.11
8.2.100.0110.00017.97
8.2.90.0030.00519.09
8.2.80.0000.00818.03
8.2.70.0060.00317.88
8.2.60.0000.00817.93
8.2.50.0080.00318.07
8.2.40.0000.00918.16
8.2.30.0050.00518.07
8.2.20.0040.00417.83
8.2.10.0040.00417.89
8.2.00.0000.00817.93
8.1.280.0060.00825.92
8.1.270.0030.00620.44
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00923.84
8.1.230.0040.00720.76
8.1.220.0000.00817.74
8.1.210.0090.00018.77
8.1.200.0070.00317.50
8.1.190.0060.00317.53
8.1.180.0030.00618.66
8.1.170.0030.00618.74
8.1.160.0030.00522.07
8.1.150.0030.00518.73
8.1.140.0030.00517.60
8.1.130.0000.00817.88
8.1.120.0000.00717.63
8.1.110.0040.00417.63
8.1.100.0000.00717.51
8.1.90.0000.00717.60
8.1.80.0070.00017.54
8.1.70.0040.00417.67
8.1.60.0040.00417.74
8.1.50.0040.00417.68
8.1.40.0000.00917.66
8.1.30.0050.00217.83
8.1.20.0030.00617.70
8.1.10.0050.00217.73
8.1.00.0000.00817.61
8.0.300.0070.00018.77
8.0.290.0000.00717.16
8.0.280.0000.00818.51
8.0.270.0030.00317.38
8.0.260.0000.00916.98
8.0.250.0070.00017.18
8.0.240.0080.00017.02
8.0.230.0000.00817.13
8.0.220.0040.00416.96
8.0.210.0070.00017.03
8.0.200.0030.00317.06
8.0.190.0000.00817.00
8.0.180.0050.00317.12
8.0.170.0040.00416.99
8.0.160.0040.00417.05
8.0.150.0040.00416.98
8.0.140.0050.00317.02
8.0.130.0060.00013.51
8.0.120.0030.00617.02
8.0.110.0080.00017.01
8.0.100.0050.00216.96
8.0.90.0040.00416.95
8.0.80.0090.00617.01
8.0.70.0040.00416.93
8.0.60.0040.00416.95
8.0.50.0000.00817.07
8.0.30.0120.00617.42
8.0.20.0140.00617.55
8.0.10.0000.00817.31
8.0.00.0090.00917.18
7.4.330.0050.00015.00
7.4.320.0060.00016.79
7.4.300.0030.00316.67
7.4.290.0030.00316.88
7.4.280.0030.00616.66
7.4.270.0040.00416.84
7.4.260.0030.00316.82
7.4.250.0000.00716.80
7.4.240.0040.00416.81
7.4.230.0050.00316.72
7.4.220.0160.00016.82
7.4.210.0060.00916.86
7.4.200.0030.00316.82
7.4.190.0070.00016.65
7.4.160.0110.00616.53
7.4.150.0040.01317.40
7.4.140.0070.01217.86
7.4.130.0080.01016.81
7.4.120.0080.00916.77
7.4.110.0090.00916.84
7.4.100.0090.00916.78
7.4.90.0090.00916.79
7.4.80.0060.01119.39
7.4.70.0090.00616.67
7.4.60.0070.01016.82
7.4.50.0000.00816.56
7.4.40.0060.00622.77
7.4.30.0040.01316.80
7.4.10.0060.01215.35
7.4.00.0060.00915.28
7.3.330.0000.00613.32
7.3.320.0000.00613.28
7.3.310.0000.00716.32
7.3.300.0070.00016.47
7.3.290.0000.01416.45
7.3.280.0080.01016.42
7.3.270.0110.01117.40
7.3.260.0040.01416.45
7.3.250.0090.01116.60
7.3.240.0120.01216.41
7.3.230.0030.02016.70
7.3.210.0120.00616.88
7.3.200.0130.00619.39
7.3.190.0000.01716.98
7.3.180.0080.01016.52
7.3.170.0190.00616.49
7.3.160.0060.01016.61
7.3.130.0070.01014.84
7.3.120.0060.01114.85
7.3.110.0110.00415.33
7.3.100.0060.01015.18
7.3.90.0030.00614.71
7.3.80.0100.00014.94
7.3.70.0000.01314.83
7.3.60.0030.01015.10
7.3.50.0100.00315.13
7.3.40.0000.01215.01
7.3.30.0050.00315.12
7.3.20.0140.00017.02
7.3.10.0080.00616.79
7.3.00.0030.01016.77
7.2.330.0090.00916.79
7.2.320.0080.01116.61
7.2.310.0030.01516.82
7.2.300.0090.00916.61
7.2.290.0130.00316.76
7.2.260.0110.00714.95
7.2.250.0060.01315.08
7.2.240.0000.01315.11
7.2.230.0070.00714.79
7.2.220.0060.01015.25
7.2.210.0030.01015.23
7.2.200.0040.00415.26
7.2.190.0090.00314.89
7.2.180.0150.00014.97
7.2.170.0000.01315.01
7.2.160.0060.00915.06
7.2.150.0030.00617.13
7.2.140.0000.00916.79
7.2.130.0030.00916.75
7.2.120.0060.00716.93
7.2.110.0020.01416.84
7.2.100.0110.00716.88
7.2.90.0030.01217.02
7.2.80.0070.01017.02
7.2.70.0030.00816.83
7.2.60.0110.00316.93
7.2.50.0030.00716.86
7.2.40.0050.01116.91
7.2.30.0060.00817.14
7.2.20.0050.01016.98
7.2.10.0030.00916.90
7.2.00.0050.01017.71
7.1.330.0030.00915.70
7.1.320.0040.00715.93
7.1.310.0030.00916.10
7.1.300.0030.00915.98
7.1.290.0110.00315.85
7.1.280.0000.00915.78
7.1.270.0090.00315.71
7.1.260.0060.00916.06
7.1.250.0080.00715.99
7.1.240.0000.01515.98
7.1.230.0100.00616.03
7.1.220.0110.00415.95
7.1.210.0070.00716.11
7.1.200.0020.00915.81
7.1.190.0040.00716.11
7.1.180.0060.00915.80
7.1.170.0060.00616.06
7.1.160.0040.01115.82
7.1.150.0080.00015.85
7.1.140.0060.00315.91
7.1.130.0120.00015.92
7.1.120.0100.00615.87
7.1.110.0150.00016.04
7.1.100.0020.01017.21
7.1.90.0040.01215.58
7.1.80.0060.00316.04
7.1.70.0080.00416.48
7.1.60.0120.00817.94
7.1.50.0080.00516.59
7.1.40.0060.00616.04
7.1.30.0030.01315.93
7.1.20.0130.00016.10
7.1.10.0030.00715.91
7.1.00.0040.03719.25
7.0.330.0070.00315.55
7.0.320.0070.00715.61
7.0.310.0030.01015.34
7.0.300.0080.00015.47
7.0.290.0090.00615.41
7.0.280.0030.00715.75
7.0.270.0040.00715.45
7.0.260.0090.00615.49
7.0.250.0090.00615.62
7.0.240.0070.00715.45
7.0.230.0000.01215.67
7.0.220.0080.00415.51
7.0.210.0040.00815.86
7.0.200.0050.00616.13
7.0.190.0080.00415.72
7.0.180.0000.01415.77
7.0.170.0030.01015.80
7.0.160.0120.00315.51
7.0.150.0070.00715.52
7.0.140.0040.03618.85
7.0.130.0070.00715.68
7.0.120.0030.00615.48
7.0.110.0030.01015.72
7.0.100.0040.01215.68
7.0.90.0000.01515.42
7.0.80.0080.00415.51
7.0.70.0060.00615.39
7.0.60.0120.04217.75
7.0.50.0050.04016.72
7.0.40.0050.02517.02
7.0.30.0160.02816.88
7.0.20.0120.02716.81
7.0.10.0050.04716.87
7.0.00.0030.05016.89
5.6.400.0000.01614.38
5.6.390.0090.00314.57
5.6.380.0060.00614.20
5.6.370.0030.01314.61
5.6.360.0000.01014.67
5.6.350.0060.01214.54
5.6.340.0000.01514.38
5.6.330.0000.01314.46
5.6.320.0060.00314.50
5.6.310.0070.00714.25
5.6.300.0070.00714.41
5.6.290.0030.00914.03
5.6.280.0110.03517.80
5.6.270.0100.00014.48
5.6.260.0080.00414.16
5.6.250.0040.00814.74
5.6.240.0000.01414.50
5.6.230.0060.00314.29
5.6.220.0040.00414.32
5.6.210.0080.04217.45
5.6.200.0080.03516.24
5.6.190.0140.04117.39
5.6.180.0180.02217.54
5.6.170.0100.04817.40
5.6.160.0080.02617.36
5.6.150.0140.03516.27
5.6.140.0080.02116.29
5.6.130.0070.02516.29
5.6.120.0030.05017.83
5.6.110.0130.04017.64
5.6.100.0020.04717.76
5.6.90.0050.04417.74
5.6.80.0070.02017.38
5.6.70.0040.00714.38
5.6.60.0030.00614.23
5.6.50.0100.00414.39
5.6.40.0090.00014.06
5.6.30.0000.01314.20
5.6.20.0060.00314.32
5.6.10.0080.00414.27
5.6.00.0040.01214.36
5.5.380.0060.00314.09
5.5.370.0070.00414.42
5.5.360.0030.00714.11
5.5.350.0120.02417.35
5.5.340.0100.04216.07
5.5.330.0050.03617.30
5.5.320.0170.03717.19
5.5.310.0150.04117.17
5.5.300.0090.03216.01
5.5.290.0090.03916.19
5.5.280.0040.02917.44
5.5.270.0060.02017.48
5.5.260.0050.04417.58
5.5.250.0050.04317.52
5.5.240.0010.04417.16
5.5.230.0000.01214.32
5.5.220.0000.01314.23
5.5.210.0090.00314.39
5.5.200.0060.00314.20
5.5.190.0030.01014.51
5.5.180.0070.00313.88
5.5.170.0060.00614.03
5.5.160.0070.00414.26
5.5.150.0060.00614.33
5.5.140.0060.00614.14
5.5.130.0000.01614.14
5.5.120.0000.01114.13
5.5.110.0060.00314.45
5.5.100.0060.00314.21
5.5.90.0060.00814.11
5.5.80.0070.00713.97
5.5.70.0060.00614.38
5.5.60.0120.00313.97
5.5.50.0060.00914.04
5.5.40.0060.00313.98
5.5.30.0040.01114.29
5.5.20.0040.00414.35
5.5.10.0080.00414.14
5.5.00.0000.01014.07
5.4.450.0470.03016.57
5.4.440.0340.03216.37
5.4.430.0350.02516.53
5.4.420.0200.03216.47
5.4.410.0070.03116.12
5.4.400.0220.03016.15
5.4.390.0220.03116.05
5.4.380.0050.02716.03
5.4.370.0100.02016.14
5.4.360.0020.02716.10
5.4.350.0060.02212.75
5.4.340.0040.02312.75
5.4.330.0030.00613.52
5.4.320.0040.02212.99
5.4.310.0050.02812.99
5.4.300.0060.02312.99
5.4.290.0060.02712.99
5.4.280.0070.02012.94
5.4.270.0020.02512.94
5.4.260.0040.02812.94
5.4.250.0030.03416.12
5.4.240.0050.03016.25
5.4.230.0090.03016.27
5.4.220.0050.03516.20
5.4.210.0060.04016.26
5.4.200.0030.03216.18
5.4.190.0100.02816.13
5.4.180.0080.02616.21
5.4.170.0000.03416.25
5.4.160.0060.03216.09
5.4.150.0080.02816.21
5.4.140.0120.02314.92
5.4.130.0100.02615.01
5.4.120.0100.02514.97
5.4.110.0050.04014.93
5.4.100.0060.02914.90
5.4.90.0020.03215.03
5.4.80.0070.02714.97
5.4.70.0090.02815.02
5.4.60.0020.03115.00
5.4.50.0070.03515.00
5.4.40.0050.02714.98
5.4.30.0060.02814.95
5.4.20.0080.02914.94
5.4.10.0070.02814.86
5.4.00.0100.02814.69
5.3.290.0060.02213.16
5.3.280.0070.03514.08
5.3.270.0020.03614.07
5.3.260.0050.03113.99
5.3.250.0110.02513.92
5.3.240.0090.04114.08
5.3.230.0020.03014.11
5.3.220.0030.03013.90
5.3.210.0050.03114.01
5.3.200.0100.02314.13
5.3.190.0030.03714.06
5.3.180.0030.03014.05
5.3.170.0050.03214.04
5.3.160.0050.02814.05
5.3.150.0070.02613.97
5.3.140.0050.03014.05
5.3.130.0070.02714.05
5.3.120.0050.03314.04
5.3.110.0050.03313.97
5.3.100.0030.03413.74
5.3.90.0090.02513.76
5.3.80.0090.03713.69
5.3.70.0050.03213.78
5.3.60.0110.03313.69
5.3.50.0070.03413.68
5.3.40.0110.02913.75
5.3.30.0090.02413.64
5.3.20.0010.03613.54
5.3.10.0050.03713.64
5.3.00.0050.03013.55
5.2.170.0070.05011.20
5.2.160.0030.06011.27
5.2.150.0100.05311.31
5.2.140.0100.04310.99
5.2.130.0100.03311.04
5.2.120.0070.04011.05
5.2.110.0100.03711.03
5.2.100.0070.03710.95
5.2.90.0030.04011.04
5.2.80.0030.04311.13
5.2.70.0070.04011.13
5.2.60.0070.05711.22
5.2.50.0100.03711.04
5.2.40.0030.04010.95
5.2.30.0000.04311.02
5.2.20.0000.04710.99
5.2.10.0070.03310.86
5.2.00.0170.04710.72
5.1.60.0070.0339.85
5.1.50.0030.0409.99
5.1.40.0100.0409.91
5.1.30.0030.03710.52
5.1.20.0000.05010.32
5.1.10.0100.03710.13
5.1.00.0030.03710.04
5.0.50.0000.0338.61
5.0.40.0030.0408.58
5.0.30.0070.0378.16
5.0.20.0100.0308.36
5.0.10.0000.0438.16
5.0.00.0030.0408.16
4.4.90.0030.0237.06
4.4.80.0000.0237.06
4.4.70.0130.0107.06
4.4.60.0000.0237.06
4.4.50.0000.0277.06
4.4.40.0000.0507.06
4.4.30.0030.0207.06
4.4.20.0070.0177.06
4.4.10.0070.0207.06
4.4.00.0030.0337.06
4.3.110.0030.0207.06
4.3.100.0030.0207.06
4.3.90.0030.0237.06
4.3.80.0030.0437.06
4.3.70.0030.0307.06
4.3.60.0000.0307.06
4.3.50.0070.0177.06
4.3.40.0030.0307.06
4.3.30.0030.0207.06
4.3.20.0030.0207.06
4.3.10.0030.0207.06
4.3.00.0170.0277.21

preferences:
50.44 ms | 401 KiB | 5 Q