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The differences between test, exec and match in regular expressions and the usage of parentheses
+Read moreAuthor:zyq / Release:2017-11-17 / category:JavaScript, Regular Express, Script / crowd0 views time+ / sofa /
test, exec, match simple distinction 1, test test return Boolean, find the corresponding string in the presence of mode. Var STR = "1a1b1c"; VAR reg = new RegExp ("1.", ""); alert (reg.test (STR)); / / true 2, exec exec, and returns the current search results, and returns an array with. var STR ...
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Instance code of regular expression matching (URL, phone, mobile phone, mailbox)
+Read moreAuthor:zyq / Release:2017-11-17 / category:Regular Express / crowd0 views time+ / sofa /
regular expressions, also known as regular expressions. (English: Regular Expression, often abbreviated as regex, regexp, or RE) in code, a concept of computer science. Regular tables are often used to retrieve and replace texts that conform to a pattern (rule). Here through examples of code to ...
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The use of regular expressions and basic syntax in Javascript
+Read moreAuthor:zyq / Release:2017-11-17 / category:JavaScript, Regular Express, Script / crowd0 views time+ / sofa /
in front of the words, regular expressions in people's impression may be a bunch of incomprehensible characters, but these symbols have realized the efficient operation of strings. The usual case is that the problem itself is not complicated, but without regular expressions, it becomes a big p...
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Notepad + + with regular expressions, such as automatic SQL quotes skills
+Read moreAuthor:zyq / Release:2015-10-20 / category:Regular Express / crowd1 views time+ / Comments Off on Notepad + + with regular expressions, such as automatic SQL quotes skills /notepadquotesregular expressions
notepad regular expressions add SQL quotes, details please see below break down. general SQL statements can often used to add the contents of quotes in brackets, SQL below Select *From the TestWhere Id In (' 25001510153394032 ','25001510153394034','25001510153393963','25001510153392080','2500...
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Linux regular expression awk explanation
+Read moreAuthor:zyq / Release:2015-10-20 / category:Regular Express / crowd0 views time+ / Comments Off on Linux regular expression awk explanation /regular expressions
sed and awk is flow editor, it is also on the line to manipulate the document, to carry out of line. Awk than sed even more powerful, it can be sed can do, can also be sed cannot do. Awk is used to segment; Awk don't add any parameters can be achieved + ? *. | these special symbols; ...
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More commonly used certificate validation of regular expressions
+Read moreAuthor:zyq / Release:2015-10-18 / category:Regular Express / crowd0 views time+ / Comments Off on More commonly used certificate validation of regular expressions /certificatesregular expressions
the following are my collection of some of the more commonly used regular expressions, because usually in the form validation, use more. Common use, to make friends. //id verification JQuery. The validator. AddMethod (" isIdCard ", function (the value, the element, type) {If ($(t...
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Regular expressions in detail
+Read moreAuthor:zyq / Release:2015-10-18 / category:Regular Express / crowd0 views time+ / Comments Off on Regular expressions in detail /regular expressions
this is Jan Goyvaerts writing a tutorial for the RegexBuddy translation, look! 1. What is the regular expression basically, a regular expression is a kind of used to describe a certain number of text mode. The Regex on behalf of the Regular Express. This article will use <<Regex> >T...
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Based on the Python regular expressions to extract the site address in the search results
+Read moreAuthor:zyq / Release:2015-10-16 / category:Regular Express / crowd0 views time+ / Comments Off on Based on the Python regular expressions to extract the site address in the search results /extractionpythonregular expressions
the regular expression is not unique for Python, recently in the Google search results exported all site address, and wanted to use Python regular expressions to extract the site address in the search results. this involved a few questions need to solve: 1, obtain the result of the search te...
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Python crawler regular expressions and methods commonly used symbol
+Read moreAuthor:zyq / Release:2015-10-16 / category:Regular Express / crowd0 views time+ / Comments Off on Python crawler regular expressions and methods commonly used symbol /crawlerpythonregular expressions
the regular expression is not a part of the Python. Regular expressions are a powerful tool for dealing with strings, have their own unique syntax and an independent processing engine, efficiency may not be the STR own method, but the function is very powerful. Thanks to this, provides a regular...
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Regular expression assertions, patrol, forward assertions, reverse assertion is introduced
+Read moreAuthor:zyq / Release:2015-10-15 / category:Regular Express / crowd0 views time+ / Comments Off on Regular expression assertions, patrol, forward assertions, reverse assertion is introduced /patrolpositive assertionreverse assertions
assertion (Assertions) hard to understand in concept of regular expressions, it usually refers to the goal of the current string matching position for a test is not the target string, but this is not mobile pattern matching the current location in the string. Can look at in detail, the regular e...