LearnStreet Javascript Lesson 4 Exercise 4

//sample solution


function capitalizeFirst(str) {
    return str.charAt(0).toUpperCase() + str.substring(1, str.length);
}

function capitalizeName(name){
    //The string below contains a lower case version of name. Let's use this from now on.
    var lowerName = name.toLowerCase();

    var spaceIndex = lowerName.indexOf(' ');
    var first = lowerName.substring(0, spaceIndex);

    //Complete the function body below.
    var last = lowerName.substring(spaceIndex+1,lowerName.length);
    return capitalizeFirst(first)+" "+capitalizeFirst(last);
}
//test
capitalizeName("jOhN doE");