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<!DOCTYPE html> <html> <body> <iframe id="myFrame" src="../default.html" style="height:380px;width:100%"></iframe> <p>Click the "Tryit" button to hide the first H1 element in the iframe (another document).</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { var iframe = document.getElementById("myFrame"); var elmnt = iframe.contentWindow.document.getElementsByTagName("H1")[0]; elmnt.style.display = "none"; } </script> </body> <!-- /howto/tryit.asp?filename=tryhow_js_element_iframe by HTTrack Website Copier/3.x [XR&CO'2014], Thu, 06 Feb 2025 18:50:23 GMT --> </html>
