文字列で判定します。
function isObject( obj ) {
return Object.prototype.toString.call( obj ) === "[object Object]"
}
isObject({}); // true
isObject([]); // false
More than 5 years have passed since last update.
《JavaScript》オブジェクトかどうか知りたい。
Last updated at Posted at 2017-11-17
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