JSFiddle - React, Tailwind, and code Playground
JavaScript
function titleCase(str) {
var splitStr = str.toLowerCase().split(' ');
for (var i = 0; i < splitStr.length; i++) {
splitStr[i] = splitStr[i].charAt(0).toUpperCase() + splitStr[i].substring(1);
}
return splitStr.join(' ');
}
alert(titleCase("NAMA SAYA DEDI"));