Capitalize

Directions

Write a function that accepts a string.
The function should capitalize the first letter of each word in the string then return the capitalized string.
examples:

capitalize('a short sentence') //--> 'A Short Sentence'
capitalize('a lazy fox') //--> 'A Lazy Fox'
capitalize('look, it is working!') //--> 'Look, It Is Working!'

Solutions

JS

My Solution

function capitalize(str) {
    return str.replace(/(^\w|\s+\w)/g, (match) => match.toUpperCase());
}

SG Solution

function capitalize(str) {
    let result = str[0].toUpperCase();

    for (let i = 1; i < str.length; i++) {
        if (str[i - 1] === ' ') {
            result += str[i].toUpperCase();
        } else {
            result += str[i];
        }
    }

    return result;
}

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