How to Trim Whitespace from JavaScript String

Sometimes, We are getting data from user input and data has some extra space at the beginning or end of data.

let s1 = ' Hello, Adam! '; // Using trim() to remove leading and trailing whitespace let output_trim_string = s1.trim(); console.log(output_trim_string); Output: 'Hello, Adam!'

let s1 = ' Hello, Adam! '; function removeWhitespace(inputString) { return inputString.replace(/\s+/g, ' '); } let result_string = removeWhitespace(s1); console.log(result_string);

Read at JS-Tutorials