isAnyPermutationPalindrom

var isAnyPermutationPalindrom = (str) => {
    var charSet = new Set();

    for(var c of str.split('')){
        if(charSet.has(c)){
            charSet.delete(c)
        } else {
            charSet.add(c)
        }
    }
    return charSet.size <= 1
}

isAnyPermutationPalindrom('civic') //true
isAnyPermutationPalindrom('civil') //false