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JavaScriptで,文字列のNull or 空判定

Last updated at Posted at 2019-12-09

JavaScriptで,文字列のNull or 空判定

やりたかったこと

jsで,ある変数にNullが入っていたら,分岐させる.

結果

変数hogeに値が入っていたら,処理実施.

if (hoge) {
 ...
}

変数hogeに値が入っていなかったら,処理実施.

if (!hoge) {
 ...
}
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