JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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How to remove multiple spaces in a string in Java?


Description:

Below example shows how to remove multiple spaces from the given string.


Code:
package com.myjava.string;

import java.util.StringTokenizer;

public class MyStrRemoveMultSpaces {
    public static void main(String a[]){
        String str = "String    With Multiple      Spaces";
        StringTokenizer st = new StringTokenizer(str, " ");
        StringBuffer sb = new StringBuffer();
        while(st.hasMoreElements()){
            sb.append(st.nextElement()).append(" ");
        }
        System.out.println(sb.toString().trim());
    }
}

Example Output

String With Multiple Spaces

Other String Function Examples

Knowledge Centre
Procedural Vs Object-oriented Programs
In procedural program, programming logic follows certain procedures and the instructions are executed one after another. In OOP program, unit of program is object, which is nothing but combination of data and code.

In procedural program, data is exposed to the whole program whereas in OOPs program, it is accessible with in the object and which in turn assures the security of the code.
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About Author

I'm Nataraja Gootooru, programmer by profession and passionate about technologies. All examples given here are as simple as possible to help beginners. The source code is compiled and tested in my dev environment.

If you come across any mistakes or bugs, please email me to java2novice@gmail.com or you can comment on the page.

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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java is registered trademark of Oracle.
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