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@panda-chibi(直範西川)

【jquery】includesの使い方指定した要素が格納されているか判定する

Posted at 2021-09-02

jQuery

<!DOCTYPE html>
<html lang="ja">
<head>
   <meta charset="UTF-8">
   <title>serializeArray_01_jq</title>
   <script src="jquery-3.6.0.min.js"></script>
   <script>
    $(function () {
      var myarray = [1,2,3,4,5];
      var res1 = myarray.includes(3);
      var res2 = myarray.includes(7);
      console.log(res1)
      console.log(res2)
    });
  </script>

出力結果

true
false

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