javascript replace regex code example
Example 1: javascript replace all
const p = 'The quick brown fox jumps over the lazy dog. If the dog reacted, was it really lazy?';
console.log(p.replaceAll('dog', 'monkey'));
const regex = /Dog/ig;
console.log(p.replaceAll(regex, 'ferret'));
Example 2: javascript replace string
var str = "JavaScript replace method test";
var res = str.replace("test", "success");
Example 3: javascript remove text from string
var str = "That is like so not cool, I was like totally mad.";
var cleanStr = str.replace(/like/g, "");
Example 4: javascript replace
var res = str.replace("find", "replace");
Example 5: javascript replace all occurrences of string
function replaceAll(str, find, replace) {
var escapedFind=find.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1");
return str.replace(new RegExp(escapedFind, 'g'), replace);
}
var sentence="How many shots did Bill take last night? That Bill is so crazy!";
var blameSusan=replaceAll(sentence,"Bill","Susan");
Example 6: replace all occurrences of a string in javascript
const p = 'dog dog cat rat';
const regex = /dog/gi;
console.log(p.replace(regex, 'cow'));