delete last char of strin js code example

Example 1: remove last character from string javascript

let str = "12345.00";
str = str.substring(0, str.length - 1);
console.log(str);

Example 2: remove last 3 characters from string javascript

str = str.slice(0, -3);

Example 3: js omit last string

"somestring0".slice(0, -1)
// "somestring"