All files / exercises/palindrome index.ts

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export function isPalindrome(input: string): boolean {
  if (input.length === 0 || input.length === 1) return true;
 
  let i = 0;
  let j = input.length - 1;
 
  while (i < j) {
    if (input[i] !== input[j]) return false;
 
    i++;
    j--;
  }
 
  return true;
}
 
console.log(isPalindrome("racecar"));