public class RemoveSpaces { public static String removeSpaces(String str) { StringBuilder result = new StringBuilder(); for (char c : str.toCharArray()) { if (c != ' ') { result.append(c); } } return result.toString(); } public static void main(String[] args) { String str = "...
publicclassRemoveSpaces{publicstaticvoidmain(String[]args){StringoriginalStr=" Hello World! ";// 使用trim()去除两端空格StringtrimmedStr=originalStr.trim();System.out.println("去除两端空格后: "+trimmedStr);// 使用replaceAll()去除中间空格StringnoSpaceStr=trimmedStr.replaceAll("\\s+"," ");System...
下面是一个完整的示例,演示了如何使用上述代码来实现Java String数组去空格的操作。 publicclassMain{publicstaticvoidmain(String[]args){String[]array={" Hello "," World ",null," Java "};String[]result=removeSpacesFromArray(array);for(Stringstr:result){System.out.println(str);}}publicstaticString[]...
public class RemoveSpaces { public static void main(String[] args) { String str = " 你好,世界! "; // 去除首尾空格 String trimmedStr = str.trim(); System.out.println("去除首尾空格后的字符串: " + trimmedStr); // 去除所有空格 String noSpacesStr = str.replaceAll("\s", ""); System...
("Spaces","replaceAll样式2---》:"+s+s.length());}});mBt5.setOnClickListener(newView.OnClickListener(){@OverridepublicvoidonClick(View v){String s=str.replaceAll("\\s*","");String s2=str.replaceAll("\\d","*");// Log.i("Spaces", "replaceAll样式3---》:"+s+s.length());Lo...
1、使用String类的replaceAll()方法 2、使用String类的trim()方法 3、使用Apache Commons Lang库中的...
See Also:String strip() – Remove leading and trailing white spaces 2. UsingCharacter.isWhitespace() Another easy way to do this search and replace is by iterating over all characters of the string. Determine if the currentcharis white space or printable character. ...
Consider * as spaces after my string i have tried a few methods like str = str.trim(); str = str.replace(String.valueOf((char) 160), " ").trim(); str = str.replaceAll("\u00A0", ""); but none is working. Why i am not able to remove the space?
public class Guru99Ex2 {public static void main(String args[]) { String str = "Guru99 is a site providing free tutorials"; //remove white spaces String str2 = str.replaceAll("\s", ""); System.out.println(str2); }} 3.Java-String replaceFirst()方法 描述 该方法替换与该正则表达式匹配...
System.out.println("去除空格后的字符串:"+strWithoutSpaces); 1. 至此,我们已经完成了去除字符串中所有空格的过程。完整的代码如下所示: publicclassRemoveSpacesExample{publicstaticvoidmain(String[]args){// 定义一个包含空格的字符串Stringstr="This is a string with spaces";// 使用replaceAll()方法替换所...