Javascript How To Remove Extra Spaces From String

Inside this article we will see the concept i.e Javascript how to remove extra spaces from string. In a string, spaces in terms of either normal spaces between words, tabs space in a string, new lines, etc.

All these tabs spaces, new lines, etc will be removed once we implement this concept. If you are wondering to find a solution for removal of extra spaces from string including new lines then this article will help you a lot.

Extra spaces means –

  , tabs, \n new lines

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Let’s get started.

Create Simple Application

Here, we will create an application in HTML and using javascript which removes extra spaces from a string value.

Create a file remove-space.html in your localhost directory.

Open file and write this following code into it.

<script>
var stringWithLineBreaks = `
                          Online Web Tutor 
      project 
             I've got 
Breaks
         
`;

console.log(removeNewlines(stringWithLineBreaks));

function removeNewlines(str) {
    //remove line breaks from str
    str = str.replace(/\s{2,}/g, ' ');
    str = str.replace(/\t/g, ' ');
    str = str.toString().trim().replace(/(\r\n|\n|\r)/g,"");
    console.log(str);
}
</script>

Concept

Here, is the code to remove all spaces from string.

function removeNewlines(str) {
    //remove line breaks from str
    str = str.replace(/\s{2,}/g, ' ');
    str = str.replace(/\t/g, ' ');
    str = str.toString().trim().replace(/(\r\n|\n|\r)/g,"");
    console.log(str);
}

Application Testing

Open project into browser.

URL: http://127.0.0.1/js/remove-space.html

Output

Online Web Tutor project I've got Breaks

We hope this article helped you to learn Javascript How To Remove Extra Spaces From String in a very detailed way.

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