find capital word in string javascript code example

Example 1: javascript capitalize words

//capitalize only the first letter of the string. 
function capitalizeFirstLetter(string) {
    return string.charAt(0).toUpperCase() + string.slice(1);
}
//capitalize all words of a string. 
function capitalizeWords(string) {
    return string.replace(/(?:^|\s)\S/g, function(a) { return a.toUpperCase(); });
};

Example 2: javascript separate words by capital letter

"thisIsATrickyOne".split(/(?=[A-Z])/);

Example 3: how to capitalize string in javascript

const name = 'flavio'
const nameCapitalized = name.charAt(0).toUpperCase() + name.slice(1)

Example 4: uppercase in word javascript

function toTitleCase(str) {
    return str.replace(/\w\S*/g, function(txt){
        return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();
    });
}

Example 5: js capitalize word

const capitalizeFirstLetter(string) => 
	string.charAt(0).toUpperCase() + string.slice(1).toLowerCase()

Example 6: find capital word in string javascript

const str = "HERE'S AN UPPERCASE PART of the string";
const upperCaseWords = str.match(/(\b[A-Z][A-Z]+|\b[A-Z]\b)/g);

console.log(upperCaseWords);

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