JavaScript string trim code example

Example 1: javascript remove all whitespaces

var spacesString= "Do I have spaces?"; 
var noSpacesString= myString.replace(/ /g,'');// "DoIhavespaces?"

Example 2: javascript split and trim

var arr = str.split(",").map(item => item.trim());

Example 3: js remove space before string

var str = "  Some text ";
str.trim();
// str = "Some text"

Example 4: javascript trim spaces

value = value.trim();

Example 5: javascript trim

var str=" I have outer spaces ";
var cleanStr=str.trim();//trim() returns string with outer spaces removed

Example 6: remove space from string javascript

var str = "       Hello World!        ";
alert(str.trim());