Avoid capitalizing certain words

by davehol

JavaScript

function toTitleCase(str) {
    str = str.toLowerCase();
    str = str.split(" ");
    for (var i = 0; i < str.length; i++) {
      str[i] = str[i].charAt(0).toUpperCase() + str[i].slice(1);
    }
    return str.join(" ");
}
var test = toTitleCase("this is a test");
console.log(test);