Run results for: Palindrome checker

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

simple palindrome

24.4M/s

not palindrome

19.4M/s

View exact numbers

Test name	Executions per second
✓ simple palindrome	24,393,740 Ops/sec
not palindrome	19,443,356 Ops/sec

Script Preparation code:

function isPalindrome(input) {
  if (input.length <= 1) {
    return true;
  } else {
    return (input[0] === input[input.length-1]) &&
            isPalindrome(input.substring(1,input.length-1));
  }
}

Tests:

simple palindrome
isPalindrome('hannah')
not palindrome
isPalindrome('hanffdfsssnah')