Answers for "In this kata you have to create all permutations of an input string and remove duplicates, if present. This means, you have to shuffle all letters from the input in all possible orders."

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Better Array check with Array.isArray Because arrays are not true array in JavaScript, there is no simple typeof check. No problem! Use the method Array.isArray to check…

var colors=["red","green","blue"];

if(Array.isArray(colors)){
    //colors is an array
}
Posted by: Guest on July-22-2019

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