truncating a string in javascript code example

Example 1: How to make string shorter javascript

const string = "Name".slice(0, 250).concat('...');
const string2 = "Name".substring(0, 250).concat('...');

Example 2: javascript truncate string

var string = "ABCDEFG";
var truncString = string.substring(0, 3); //Only keep the first 3 characters
console.log(truncString); //output: "ABC"

Example 3: how to truncate string in javascript

function truncateString(str, num) {
  if (str.length > num) {
    return str.slice(0, num) + "...";
  } else {
    return str;
  }
}