Added replace method to `Upper` #916

Original file line number	Diff line number	Diff line change
		@@ -1,28 +1,24 @@
		/**
		* @function upper
		* @description Will convert the entire string to uppercase letters.
	* @param {String} url - The input URL string
	* @param {String} str - The input string
		* @return {String} Uppercase string
		* @example upper("hello") => HELLO
		* @example upper("He_llo") => HE_LLO
		*/

		const upper = (str) => {
		if (typeof str !== 'string') {
	throw new TypeError('Invalid Input Type')
	throw new TypeError('Argument should be string')
		}

	let upperString = ''
	return str.replace(
	/[a-z]/g,
	(_, indexOfLowerChar) => {
	const asciiCode = str.charCodeAt(indexOfLowerChar)

	for (const char of str) {
	let asciiCode = char.charCodeAt(0)
	if (asciiCode >= 97 && asciiCode <= 122) {
	asciiCode -= 32
	return String.fromCharCode(asciiCode - 32)
		}
	upperString += String.fromCharCode(asciiCode)
	}

	return upperString
	)
		}

		export { upper }

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