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colynb/test.js

Created August 1, 2017 18:05
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Is a Palindrome
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test.js
function isPalindrome (str) {
str = str.replace(/[^a-zA-Z]/g, '').toLowerCase()
var len = Math.floor(str.length / 2)
return (str.substring(0, len) === str.substring(len + 1).split('').reverse().join(''))
}
console.log(isPalindrome('A dog! A panic in a pagoda!')) // true
console.log(isPalindrome('Able was I ere I saw Elba.')) // true
console.log(isPalindrome('not a palindrome')) // false
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