All characters apart from the special character (~ in this case) gets replaced. Please tell me how to do the opposite of the above regex.
Note that backslashes (\) and dollar signs ($) in the replacement string may cause the results to be different than if it were being treated as a literal replacement string; see Matcher.replaceAll. Use java.util.regex.Matcher.quoteReplacement to suppress the special meaning of these characters,...
Query strings (Blah=1&Name=Bob) often need to be escaped as well. If the query string contains special characters, it will need to be "URL encoded". (See the javadoc for theURLEncoderclass for further information.) This will ensure the query string conforms with valid HTTP. There's ofte...
正则表达式 Regex Java 案例 实用案例 查找中文:[^\x00-\xff] 去除多余空行,两个段落之间仅保留一个空行:多次将\n\n替换为\n MarkDown 格式的换行: 要求:两个中文段落中间如果没有空行,则加空行;英文段落因为都是代码,所以不加 将([^\x00-\xff]\n)([^\x00-\xff])替换为$1\n$2 ...
Pattern.LITERAL - Special characters in the pattern will not have any special meaning and will be treated as ordinary characters when performing a search. Pattern.UNICODE_CASE - Use it together with the CASE_INSENSITIVE flag to also ignore the case of letters outside of the English alphabetRegul...
Util.Regex Assembly: Mono.Android.dll Overloads Expand table ReplaceAll(IFunction) Replaces every subsequence of the input sequence that matches the pattern with the result of applying the given replacer function to the match result of this matcher corresponding to that subsequence. ReplaceAll...
Example 2:The following example uses the different characters of regular expression. Test it Now Output: Use of Regular Expression in PHP You can use the regular expression (regex) in thePHPby taking the help of functions of PCRE (Perl Compatible Regular Expression) library. ...
StringreplaceFirst(String regex, String replacement) Replaces the first substring of this string that matches the given regular expression with the given replacement. String[]split(String regex) Splits this string around matches of the given regular expression. String[]split(String regex,...
The following replaces all instances of multiple spaces with a single space:str = str.replaceAll(" {2,}", " "); We'll see in the next section that we should be careful about passing "raw" strings as the second paramter, since certain characters in this string actually have special ...
false if the string has special chars isNumericOnly public static boolean isNumericOnly(java.lang.String iString) Test for a string with only numeric characters. ( c >= '0' && c <= '9' ) Parameters: iString- The String being checked ...