Exercise:
正しい selector を使用し、文書内の全要素を非表示にしなさい。
構文のヒント：$("*")
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<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("selector").hide(); }); </script> </head> <body> <h1>This is a heading</h1> <h2>This is another heading</h2> <p>This is a paragraph.</p> <p>This is another paragraph.</p> <div>This is a div element.</div> <button>This is a button</button> </body> </html>
Result:
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Correct Code:
<!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script> <script> $(document).ready(function(){ $("*").hide(); }); </script> </head> <body> <h1>This is a heading</h1> <h2>This is another heading</h2> <p>This is a paragraph.</p> <p>This is another paragraph.</p> <div>This is a div element.</div> <button>This is a button</button> </body> </html>
Correct Result:
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