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Test your Search and replace Regular Expression
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| Total Hit (2728) |
Test your Regular expression and also test Search and replace with regular expression
«b»«a href='../tools/RegTester.aspx'»Click here to see Live Demo...«/a»«/b»
«code LangId=2»<%@ Page Language="VB" Debug="true" %>
<%@ import Namespace="System.Data.SqlClient" %>
<script runat="server">
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How Do I...Use Regular Expressions to match a pattern?
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Regular Expressions allow for easy parsing and matching of strings to a specific pattern. Using the objects available in the RegularExpressions namespace, it is possible to compare a string against a given pattern, replace a string pattern with another string, or to retrieve only portions of a forma
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How Do I...Get all matches for a pattern
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Regular Expressions are often useful when trying to retrieve small portions of text from a large document, result set, or when filtering a stream. The MatchCollection object contains all valid Match objects for a given regular expression after a successful match occurs.
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How Do I...Use Regular Expressions to make replacements?
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The Regular Expressions library can often ease the time it takes to generate string replacement functions. By specifying a pattern of strings to be replaced, you do not have to search for every possible variation of a string. Once a Regex object that matches every possible string to be replaced is c
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How Do I...Use common Regular Expressions?
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| Total Hit (803) |
«b»Social Security Number «/b»
\d{3}-\d{2}-\d{4}
«b»US Phone Number«/b»
((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}
«b»US Postal Code«/b»
\d{5}(-\d{4})?
«b»Internet EMail Address«/b»
[\w-]+@([\w-]+\.)+[\w-]+
«b»Internet URL «/b»
http://([\w-]\.)+[\w-](/[\w- ./?%=]*)?
«b
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Regular Expressions in ASP.NET
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Regular expressions are an extremely useful tool for working with text. Whether you need to validate user input, search for patterns within strings, or reformat text in powerful ways, regular expressions can help.
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