javascript replace last character to empty string code example

Example 1: javascript remove last character from string

var str = 'mystring';

// the character 'g' will be removed
str = str.slice(0, -1);

Example 2: javascript remove last character from string

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

Example 3: javascript remove last character from string

var str = 'string';
str = str.slice(1, 2);