function ucFirst (word) {
var firstLet = word.charAt(0), word_with_cap;
word_with_cap = firstLet.toUpperCase() + word.slice(1);
alert(word_with_cap);
}
// return word with capital first letter
// P.S. name of function is not mine xD (from book)
ucFirst('word');
ucFirst('rapid');
ucFirst('dOG');
ucFirst('');
// they work
function ucFirst (word) { var firstLet = word.charAt(0), word_with_cap; word_with_cap = firstLet.toUpperCase() + word.slice(1); alert(word_with_cap); } // return word with capital first letter // P.S. name of function is not mine xD (from book)
ucFirst('word'); ucFirst('rapid'); ucFirst('dOG'); ucFirst(''); // they work