how to remove a character from a string in javascript code example

Example 1: how to remove lasr char from string in javascript

str=str.slice(0, -1);

Example 2: javascript remove character from string

mystring.replace(/r/g, '')

Example 3: js remove string from string

var ret = "data-123".replace('data-','');
console.log(ret);   //prints: 123

Example 4: js remove string from string

var ret = "data-123".replace(/data-/g,'');