remove last space in string javascript 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: js remove last character from string

let str = "Hello Worlds";
str = str.slice(0, -1);

Example 3: remove last comma from string javascript

str = str.replace(/,\s*$/, "");

Example 4: javascript remove last character from string

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