Tag：regular expression
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Time：2021-10-11
1. Special symbols ” What you see is what you get“” Special symbols are parsed and run“ == $ () run the command inside first and leave the result> Redirection symbol First empty the contents of the file, and then append the last part of the file>> Append redirection […]
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Time：2021-10-8
When doing the project, write a JS for everyone. The problem of limiting the number of words in text is often used in practical development; The main problem is the restriction on Chinese. The following code solves the verification problem of limiting the number of bytes; As long as the code is saved in a […]
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Time：2021-10-7
Just used Teleport Pro pulled a whole station to the local, and all hyperlinks were forced to add a tppabs = “…” newly installed system and Dreamweaver 8. Play the replacement function of DW. Search range: search the whole current local site: source code search: \ btppabs = “H [^”] * “replace: (empty) […]
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Time：2021-10-6
For Java pattern class and matcher class, please refer to the website http://www.ibm.com/developerworks/cn/java/l-regp/part2/ Special characters in regular expressions: \\ Backslash \ T interval (‘\ u0009’) \ N line feed (‘\ u000a’) \ R enter (‘\ u000d’) \ The d number is equivalent to [0-9] \ D non numeric equivalent to [^ 0-9] \ S blank […]
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Time：2021-10-6
For Java pattern class and matcher class, please refer to the website http://www.ibm.com/developerworks/cn/java/l-regp/part2/ Special characters in regular expressions: \\ Backslash \ T interval (‘\ u0009’) \ N line feed (‘\ u000a’) \ R enter (‘\ u000d’) \ The d number is equivalent to [0-9] \ D non numeric equivalent to [^ 0-9] \ S blank […]
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Time：2021-10-5
For Java pattern class and matcher class, please refer to the website http://www.ibm.com/developerworks/cn/java/l-regp/part2/ Special characters in regular expressions: \\ Backslash \ T interval (‘\ u0009’) \ N line feed (‘\ u000a’) \ R enter (‘\ u000d’) \ The d number is equivalent to [0-9] \ D non numeric equivalent to [^ 0-9] \ S blank […]
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Time：2021-10-2
Regular expressions matching Chinese characters: [\u4e00-\u9fa5]Comment: matching Chinese is really a headache. It’s easy to do with this expressionMatching double byte characters (including Chinese characters): [^ \ X00 – \ XFF]Comment: can be used to calculate the length of a string (a double byte character length meter 2, ASCII character meter 1)Regular expressions that […]
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Time：2021-10-1
Remove HTML tag regular < \ / * [^ < >] * >Function LoseHtml(ContentStr) Dim ClsTempLoseStr,RegEx ClsTempLoseStr = Cstr(ContentStr) Set RegEx = New RegExp RegEx.Pattern = “<\/*[^<>]*>” RegEx.IgnoreCase = True RegEx.Global = True ClsTempLoseStr = RegEx.Replace(ClsTempLoseStr,””) Set RegEx = Nothing LoseHtml = ClsTempLoseStr End function Remove class from web pageFunction LoseClassTag(ContentStr) Dim ClsTempLoseStr,RegEx ClsTempLoseStr = Cstr(ContentStr) Set RegEx = New RegExp RegEx.Pattern = “(class=){1,}(“”|\’){0,1}\S+(“”|\’|>|\s){0,1}” RegEx.IgnoreCase = True RegEx.Global = True ClsTempLoseStr = RegEx.Replace(ClsTempLoseStr,””) LoseClassTag = ClsTempLoseStr Set RegEx = Nothing End Function Function LoseScriptTag(ContentStr) Dim ClsTempLoseStr,RegEx ClsTempLoseStr = Cstr(ContentStr) Set RegEx = New RegExp RegEx.Pattern = “(<script){1,}[^<>]*>[^\0]*(<\/script>){1,}” RegEx.IgnoreCase = True RegEx.Global = True ClsTempLoseStr = RegEx.Replace(ClsTempLoseStr,””) LoseScriptTag = ClsTempLoseStr Set RegEx = Nothing End Function Function LoseIFrameTag(ContentStr) Dim ClsTempLoseStr,RegEx ClsTempLoseStr = Cstr(ContentStr) Set RegEx = New RegExp RegEx.Pattern = “(<iframe){1,}[^<>]*>[^\0]*(<\/iframe>){1,}” RegEx.IgnoreCase = True […]
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Time：2021-9-29
Regular expression constructor: new RegExp(“pattern”[,”flags”]); Parameter Description: pattern — A regular expression text flags — If present, it will be the following values: g: Global matching i: ignore case gi: Above combination In the constructor, some special characters need to be converted (add “\” before the special characters). Special […]
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Time：2021-9-27
PHP code $str = preg_replace(“/(<a.*?>)(.*?)(<\/a>)/”, ‘\1<span>\2</span>\3’, $str); Three sub modes are used (one for each parenthesis). The first is the link start label, the second is the link text, and the third is the</a> Then \ 1, \ 2 and \ 3 in the second parameter represent these three parts. It is not easy to […]
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Time：2021-9-26
Regular expression provides an efficient and convenient method for string pattern matching. Almost all high-level languages provide support for regular expressions or an off the shelf code base for invocation. Taking the common processing tasks in ASP environment as an example, this paper introduces the application skills of regular expression. 1、 Verify the format of […]
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Time：2021-9-25
Copy codeThe code is as follows: Dim strOk,strNo strOk = “12312321$12312312312$12312321$” strNo = “12312321$12312312312$12312321$sdfsd” Function RegExpTest(patrn, strng) Dim regEx, match, matches ‘ Create variables. Set regEx = New RegExp ‘ Create a canonical expression. regEx.Pattern = patrn ‘ Set the mode. regEx.IgnoreCase = True ‘ Sets whether letters are case sensitive. […]
