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Added palindrome for string data type #1750

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Added palindrome for string data type #1750

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18 changes: 18 additions & 0 deletions javascript/Utility/isStringPalindrome.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
function isStringPalindrome(str) {

// find the length of a string
const len = str.length;

// loop through half of the string
for (let i = 0; i < len / 2; i++) {
// check if first and last string are not same
if (str[i] !== str[len - 1 - i]) {
return 'It is not a palindrome';
}
}

return 'It is a palindrome';
}

// isStringPalindrome("REVIVER") result: It is a palindrome
// isStringPalindrome("ABCD") result: It is not a palindrome