how to check the first character in upper case in js 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 uppercase first character of each word
const uppercaseWords = str => str.replace(/^(.)|\s+(.)/g, c => c.toUpperCase());
// Example
uppercaseWords('hello world'); // 'Hello World'