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js check string for isogram

Lucky-Magnet answered on April 1, 2021 Popularity 6/10 Helpfulness 5/10

answer js check string for isogram

js check string for isogram

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// Check if a string is an isogram
function isIsogram(str){
   return !str.match(/([a-z]).*\1/i);
  //or: return new Set(str.toLowerCase()).size === str.length;
}
console.log(isIsogram("Dermatoglyphics"));//, true
console.log(isIsogram("isogram"));		  //, true
console.log(isIsogram("moOse"));		  //, false
console.log(isIsogram("isIsogram"));	  //, false
console.log(isIsogram(""));				  //, true

Popularity 6/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript string

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Contributed on Apr 01 2021

Lucky-Magnet

0 Answers Avg Quality 2/10

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js check string for isogram

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