javascript replace string
var str = "JavaScript replace method test";
var res = str.replace("test", "success");
//res = Javscript replace method success
javascript replace string
var str = "JavaScript replace method test";
var res = str.replace("test", "success");
//res = Javscript replace method success
how to use the replace method in javascript
let string = 'soandso, my name is soandso';
let replaced = string.replace(/soandso/gi, 'Dylan');
console.log(replaced); //Dylan, my name is Dylan
javascript replace
// Valor retornado: “Aprendendo JavaScript. JavaScript é na DevMedia”
exemplo = "Aprendendo Javascript. JAVAScript é na DevMedia ";
resultado = exemplo.replace(/javascript/gi, "JavaScript");
javascript replace
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"
console.log(p.replace('dog', 'cow'));
// If pattern is a string, only the first occurrence will be replaced.
//output: "cow dog cat rat"
javascript string replace
const p = 'Its going to rain today and its going to rain tomorrow';
// Example of replacing all occurrances
// g = global search, which searches all instances
// i = case insensitive, which will match 'a' with 'A'
const regex = /rain/gi;
console.log(p.replace(regex, 'snow'));
// expected output: "Its going to snow today and its going to snow tomorrow"
// Example of replacing the first occurance
console.log(p.replace('rain', 'snow'));
// expected output: "Its going to snow today and its going to rain tomorrow"
JS replace
// siingle replace
"str".replace('s', 'a') // atr
"str".replace(/s|r/, 'a') //ata
// replace all occurrences
"strstr".replace(/s/, 'a') //atratr
// replace with a function
function replacer(match, p1, p2, p3, offset, string) {
// p1 is nondigits, p2 digits, and p3 non-alphanumerics
return [p1, p2, p3].join(' - ');
}
let newString = 'abc12345#$*%'.replace(/([^\d]*)(\d*)([^\w]*)/, replacer);
console.log(newString); // abc - 12345 - #$*%
Copyright © 2021 Codeinu
Forgot your account's password or having trouble logging into your Account? Don't worry, we'll help you to get back your account. Enter your email address and we'll send you a recovery link to reset your password. If you are experiencing problems resetting your password contact us