js function set first letter of key lowercase code example

Example 1: capitalize first letter javascript

function capitalizeFirstLetter(string) {
  return string.charAt(0).toUpperCase() + string.slice(1);
}

console.log(capitalizeFirstLetter('foo bar bag')); // Foo

Example 2: how to make 1st letter capital in ejs

yourstring.replace(/\w/, c => c.toUpperCase())