Is the String a Palindrome?

A palindrome is a word that is identical forward and backwards.

• mom
• racecar
• kayak

Given a word, create a function that checks whether it is a palindrome.

Examples

checkPalindrome("mom") ➞ true

checkPalindrome("scary") ➞ false

checkPalindrome("reviver") ➞ true

checkPalindrome("stressed") ➞ false

Notes

All test input is lower cased.