<시간/> HTML 창 길이 속성은 현재 HTML 문서의 요소 수를 반환합니다.</P> <h2>구문</h2> <p> 다음은 구문입니다 -</P> <pre>window.length</pre> <p> HTML 창 길이 속성의 예를 살펴보겠습니다 -</P> <h2>예시</h2> <pre><!DOCTYPE html> <html> <style> body { color: #000; height: 100vh; background-color: #8BC6EC; background-image: linear-gradient(135deg, #8BC6EC 0%, #9599E2 100%); text-align: center; } .btn { background: #db133a; border: none; height: 2rem; border-radius: 2px; width: 40%; display: block; color: #fff; outline: none; cursor: pointer; margin: 1rem auto; } </style> <body> <h1>HTML Window length Property</h1> <iframe src="https://tutorialspoint.com/"></iframe> <button onclick="display()" class="btn">Show the number of iframe</button> <div class="show"></div> <script> function display() { document.querySelector('.show').innerHTML = 'Number of iframe is: ' + window.length; } </script> </body> </html></pre> <h2>출력</h2> <p> <img loading='lazy' alt='HTML 창 길이 속성 ' src="/article/uploadfiles/202203/2022033116465812.jpg" /></P> <p> HTML 문서에 있는 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