java中替换字符以及回车换行



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//第一种方式

import java.util.regex.Pattern;

import java.util.regex.Matcher;

...

// 4 different combinaisons

Pattern CRLF = Pattern.compile("(\r\n|\r|\n|\n\r)");

Matcher m = CRLF.matcher(myString);

if (m.find()) {

newString = m.replaceAll("<br>");

}

//第二种方式

newString = myString.replaceAll("(\r\n|\r|\n|\n\r)", "<br>");

测试

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import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class StringTest {

public static String sss(String myString){

String newString=null;

Pattern CRLF = Pattern.compile("(\r\n|\r|\n|\n\r)");

Matcher m = CRLF.matcher(myString);

if (m.find()) {

newString = m.replaceAll("<br>");

}

return newString;

}

/**

* @param args

*/

public static void main(String[] args) {

String aaa="sdfsfdsfsdf\r\n,dsfsdfsdf\r\n";

//aaa.replace("s", "x");

String newStr=sss(aaa);

System.out.println(newStr);

}

}

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