js extract cookie value code example
Example: get cookie value in javascript
const getCookie = (cookie_name) =>{
// Construct a RegExp object as to include the variable name
const re = new RegExp(`(?<=${cookie_name}=)[^;]*`);
try{
return document.cookie.match(re)[0]; // Will raise TypeError if cookie is not found
}catch{
return "this-cookie-doesn't-exist";
}
}
getCookie('csrftoken') // ADZlxZaPSa6k4oyelVBa5iWTtLJW8P3Jf7nhW90L2ZWc5Zcq2vKLO1RRFbaKco3C
getCookie('_non_existent') // this-cookie-doesn't-exist