<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>Test module script bytecode across iframe</title> <script type="text/javascript"> var loadFramePromiseResolve; var loadFramePromise = new Promise(r => { loadFramePromiseResolve = r; }); function onLoadFrameLoaded() { loadFramePromiseResolve(); } </script> </head> <body> <iframe id="save" name="save" src="file_script_module_frames_element_save.html" width="50" height="50"></iframe> <iframe id="load" name="load" onload="onLoadFrameLoaded()" src="file_script_module_frames_element_load.html" width="50" height="50"></iframe> </body> </html>