mutable.js
386 Bytes
module.exports = extend
var hasOwnProperty = Object.prototype.hasOwnProperty;
function extend(target) {
for (var i = 1; i < arguments.length; i++) {
var source = arguments[i]
for (var key in source) {
if (hasOwnProperty.call(source, key)) {
target[key] = source[key]
}
}
}
return target
}