JavaScript Eliminar el último carácter de la cadena
var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);
Coding Random Things
var str = 'mystring';
// the character 'g' will be removed
str = str.slice(0, -1);const text = 'abcdef'
const editedText = text.slice(0, -1) //'abcde'
str.slice(0, -1);
var s = '/Controller/Action?id=11112&value=4444';
s = s.substring(s.lastIndexOf('/'), s.length);const base = 'javascript, remove last char!'
const s = base.slice(0, -1);
console.log(s); // javascript, remove last char