Javascript Project to Remove amp; From String

//replace each & with &
var urlString = '@Model'.replace(/&/g, '&');
console.log(urlString); //prints the new string

//replace all & with &
var str = 'Something & Else && Here'; 
alert( str.replace(/&/g, '&') ); //replace the whole &
alert( str.replace(/&/g, '&') ); //replace the whole &