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January 2, 2016 09:59
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Quick, stand-alone deep extend implementation
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function extend () { | |
var out = arguments[0], | |
i, key, obj, val; | |
for (i = 1; i < arguments.length; i += 1) { | |
obj = arguments[i]; | |
for (key in obj) { | |
if (obj.hasOwnProperty(key)) { | |
val = obj[key]; | |
if (val && typeof val === 'object' && !val.length) { | |
out[key] = extend({}, val); | |
} else { | |
out[key] = val; | |
} | |
} | |
} | |
} | |
return out; | |
} |
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