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Get count of each character in a string using JavaScript

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function charCount(str) {
var result = {};
str.replace(/\S/g, function(l){result[l] = (isNaN(result[l]) ? 1 : result[l] + 1);});
return result;
}

The function above returns an object with the count of each character in a string.

console.log(charCount("We poopcode!"));

/*
{!:1
W:1
c:1
d:1
e:2
o:3
p:2
}
*/
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