You can also retrieve all matches in a single method call by calling the Regex.Matches(String) method. Examples The following example finds regular expression pattern matches in a string, then lists the matched groups, captures, and capture positions. VB 复制 Imports System.Text.Regular...
static string CapText(Match m) { // Get the matched string. string x = m.ToString(); // double this value string result = (int.Parse(x) * 2).ToString(); return result; } static void Main() { string text = "i have 200 dollars"; string result = Regex.Replace(text, @"d+",n...
using System; using System.Text.RegularExpressions; class RegExSample { static string CapText(Match m) { // Get the matched string. string x = m.ToString(); // If the first char is lower case... if (char.IsLower(x[0])) { // Capitalize it. return char.ToUpper(x[0]) + x.Su...
WriteLine("{0,2}. Matched '{1,-25}' in {2}", index, m.Value, sw.Elapsed); else Console.WriteLine("{0,2}. Failed '{1,-25}' in {2}", index, input, sw.Elapsed); } Console.WriteLine(); } } 结果: 1. Matched 'A ' in 00:00:00.1453842 2. Matched 'AA ' in 00:00:...
public static void main(String[] args){ String regex="\\w+"; Pattern pattern=Pattern.compile(regex); Stringstr="this is my"; Matcher matcher=pattern.matcher(str); while(matcher.find()){ String matchedText=matcher.group(); intmatchedFrom=matcher.start(); ...
using System; using System.Text.RegularExpressions; class RegExSample { static string CapText(Match m) { // Get the matched string. string x = m.ToString(); // If the first char is lower case... if (char.IsLower(x[0])) { // Capitalize it. return char.ToUpper(x[0]) + x.Substr...
The following example finds regular expression pattern matches in a string, then lists the matched groups, captures, and capture positions. C# usingSystem;usingSystem.Text.RegularExpressions;classExample{staticvoidMain(){stringtext ="One car red car blue car";stringpat =@"(\w+)\s+(car)";//...
$pattern = "test*" $string = "testing" if ($string -like $pattern) { Write-Host "Matched" } else { Write-Host "Not matched" } 使用-Match操作符进行正则表达式匹配: 代码语言:powershell 复制 $pattern = "^\d{3}-\d{3}-\d{4}$" $string = "123-456-7890" if ($string -match $...
The following example finds regular expression pattern matches in a string, then lists the matched groups, captures, and capture positions. C# Copy Run using System; using System.Text.RegularExpressions; class Example { static void Main() { string text = "One car red car blue car"; string ...
The character position in the input string where the search begins. Return Value Type:System.String A new string that is identical to the input string, except that a replacement string takes the place of each matched string. Exceptions