replace all string in javascript 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'));
// 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 2: 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 3: str replace javascript all
str.replace(/abc/g, '');
Example 4: javascript replaceall
//as of August 2020, not supported on older browsers
str.replaceAll("abc","def")
Example 5: replace all javascript
str.split(search).join(replacement);
Example 6: javascript replace all with variable
/**
*A better method for replacing strings is as follows:
**/
function replaceString(oldString, newString, fullString) {
return fullS.split(oldS).join(newS)
}
replaceString('World', 'Web', 'Brave New World')//'Brave New Web'
replaceString('World', 'Web', 'World New World')//'Web New Web'