Sum Unknown Arguments
1234567891011
function sumArgs (args) {
var sum = 0;
for (var i = 0; i < arguments.length; i++) {
if (! isNaN(arguments[i]) ) {
sum += parseInt(arguments[i]);
}
}
return sum;
}
console.log( sumArgs(2,3,4,5,1,42,"4","f") );
JavaScript
INFO