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JoeCortopassi/gist:7fe5f707f3000c959b4ce57221f93a37

Created October 15, 2018 23:57
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gistfile1.txt
function isValidIP(str) {
return str
.split('.')
.filter(numPredicate)
.filter(rangePredicate)
.length === 4;
}
let numPredicate = num => (parseInt(num, 10) + '') === num;
let rangePredicate = num => parseInt(num, 10) >= 0 && parseInt(num, 10) <= 255;
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