string uppercase
let txt = "Hello World!";
txt = txt.
toUpperCase()
;string uppercase
let txt = "Hello World!";
txt = txt.
toUpperCase()
;best method to convert string to upper case manually
function myToUpperCase(str) {
var newStr = '';
for (var i=0;i<str.length;i++) {
var thisCharCode = str[i].charCodeAt(0);
if ((thisCharCode>=97 && thisCharCode<=122)||(thisCharCode>=224 && thisCharCode<=255)) {
newStr += String.fromCharCode(thisCharCode - 32);
} else {
newStr += str[i];
}
}
return newStr;
}
console.log(myToUpperCase('helLo woRld!')); // => HELLO WORLD!
console.log(myToUpperCase('üñïçødê')); // => ÜÑÏÇØDÊCopyright © 2021 Codeinu
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