28 lines
851 B
Text
28 lines
851 B
Text
/* Palindrome detection, in Jsish */
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function isPalindrome(str:string, exact:boolean=true) {
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if (!exact) {
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str = str.toLowerCase();
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str = str.replace(/[ \t,;:!?.]/g, '');
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}
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return str === str.match(/./g).reverse().join('');
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}
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;isPalindrome('BUB');
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;isPalindrome('CUB');
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;isPalindrome('Bub');
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;isPalindrome('Bub', false);
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;isPalindrome('In girum imus nocte et consumimur igni', false);
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;isPalindrome('A man, a plan, a canal; Panama!', false);
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;isPalindrome('Never odd or even', false);
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/*
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=!EXPECTSTART!=
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isPalindrome('BUB') ==> true
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isPalindrome('CUB') ==> false
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isPalindrome('Bub') ==> false
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isPalindrome('Bub', false) ==> true
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isPalindrome('In girum imus nocte et consumimur igni', false) ==> true
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isPalindrome('A man, a plan, a canal; Panama!', false) ==> true
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isPalindrome('Never odd or even', false) ==> true
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=!EXPECTEND!=
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*/
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