java remove a character from string except numbers
String str = "a12.334tyz.78x";
str = str.replaceAll("[^\\d.]", "");java remove a character from string except numbers
String str = "a12.334tyz.78x";
str = str.replaceAll("[^\\d.]", "");how to remove leading space in java
import java.io.*;
public class Main {
public static void main(String args[]) {
String str = new String(" Jack Sparrow ");
System.out.println("String: "+str);
System.out.print("Result after removing leading and trailing spaces:" );
System.out.println(str.trim() );
}
}Copyright © 2021 Codeinu
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