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Update palindrome.js #1

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Update palindrome.js #1

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11 changes: 9 additions & 2 deletions tasks/1. Palindrome check/palindrome.js
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Original file line number Diff line number Diff line change
@@ -1,3 +1,10 @@
export function isPalindrome(inputString) {
// TODO: write your code here
}
//RegExp to remove unwanted characters from input string
var re = /[\W_]/g;
//turning all characters to lowercase and using RegExp to get rid of unwanted characters
var lowRegStr = inputString.toLowerCase().replace(re, '');
//spliting the string into individual characters, reversing the character positions (first character becomes last, last becoms first ect) then recombining them into a string
var reverseStr = lowRegStr.split('').reverse().join('');
//if the reverse string is equal to the intial it is a palindrome and return true, If not return false.
return reverseStr === lowRegStr;
}