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http://www.freecodecamp.com/v3rse 's solution for Bonfire: Check for Palindromes
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| // Bonfire: Check for Palindromes | |
| // Author: @v3rse | |
| // Challenge: http://www.freecodecamp.com/challenges/bonfire-check-for-palindromes?solution=function%20palindrome(str)%20%7B%0A%20%20%2F%2Fto%20lowercase%0A%20%20str%20%3D%20str.toLowerCase()%3B%0A%20%20%2F%2Fremove%20punctuations%0A%20%20str%20%3D%20str.replace(%2F%5B.%3F!%2C%5Cs~%7B%7D()%3A%3B%5C-_%5C%2F%5C%5C%5D%2Fgi%2C%27%27)%3B%0A%20%20%2F%2Freverse%0A%20%20var%20reverse%20%3D%20str.split(%27%27).reverse().join(%27%27)%3B%0A%20%20%0A%20%20console.log(str%2B%22%20and%20%22%2Breverse)%3B%0A%20%20%0A%20%20%2F%2Fif%20doesn%27t%20work%20backwards%0A%20%20if(str%20!%3D%3D%20reverse)%7B%0A%20%20%20%20return%20false%3B%0A%20%20%7D%0A%20%20return%20true%3B%0A%7D%0A%0A%0A%0Apalindrome(%220_0%20(%3A%20%2F-%5C%20%3A)%200-0%22)%3B%0A | |
| // Learn to Code at Free Code Camp (www.freecodecamp.com) | |
| function palindrome(str) { | |
| //to lowercase | |
| str = str.toLowerCase(); | |
| //remove punctuations | |
| str = str.replace(/[.?!,\s~{}():;\-_\/\\]/gi,''); | |
| //reverse | |
| var reverse = str.split('').reverse().join(''); | |
| console.log(str+" and "+reverse); | |
| //if doesn't work backwards | |
| if(str !== reverse){ | |
| return false; | |
| } | |
| return true; | |
| } | |
| palindrome("0_0 (: /-\ :) 0-0"); |
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Palindromes baby