replace all string js code example
Example 1: js string replaceall
// Chrome 85+
str.replaceAll(val, replace_val);
// Older browsers
str.replace(/val/g, replace_val);
Example 2: 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'));
// expected output: "The quick brown fox jumps over the lazy monkey. If the monkey reacted, was it really lazy?"
// global flag required when calling replaceAll with regex
const regex = /Dog/ig;
console.log(p.replaceAll(regex, 'ferret'));
// expected output: "The quick brown fox jumps over the lazy ferret. If the ferret reacted, was it really lazy?"
Example 3: 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);
}
//usage example
var sentence="How many shots did Bill take last night? That Bill is so crazy!";
var blameSusan=replaceAll(sentence,"Bill","Susan");
Example 4: replace all occurrences of a string in javascript
const p = 'dog dog cat rat';
const regex = /dog/gi;
console.log(p.replace(regex, 'cow'));
//if pattern is regular expression all matches will be replaced
//output: "cow cow cat rat"
Example 5: replace all js
let a = 'a a a a aaaa aa a a';
a.replace(/aa/g, 'bb');
// => "a a a a bbbb bb a a"
Example 6: str replace javascript all
str.replace(/abc/g, '');