Mega Code Archive

 

Categories / Java / Regular Expressions

 

Tabs and newlines in the pattern are ignored as well

import java.util.regex.Matcher; import java.util.regex.Pattern; public class Main {   public static void main(String[] argv) throws Exception {     CharSequence inputStr = "a b";     String patternStr = "a b";     // Compile without comments     Pattern pattern = Pattern.compile(patternStr);     Matcher matcher = pattern.matcher(inputStr);     boolean matchFound = matcher.matches();     // Compile with comments     pattern = Pattern.compile(patternStr, Pattern.COMMENTS);     matcher = pattern.matcher(inputStr);     matchFound = matcher.matches();      matchFound = pattern.matches("(?x)a \t\n \\s b", inputStr);   } }