Convert number to ordinal format

numberToOrdinal.js

function numberToOrdinal(input) {
	try {
		if(typeof input !== 'number') {
			throw('Please provide valid number');
		}
		const lastDigit = input % 10;
		let ordinal = '';
		if(lastDigit === 1 && input !== 11) {
			ordinal = 'st';
		} else if (lastDigit === 2 && input !== 12) {
			ordinal = 'nd';
		} else if (lastDigit === 3 && input !== 13) {
			ordinal = 'rd';
		} else {
			ordinal = 'th';
		}
		return input + ordinal;
	} catch(e) {
		console.log(e);
	}
}