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<html><body><h1>The iframe srcdoc attribute</h1><iframe srcdoc="<p>Hello world!</p>" src="demo_iframe_srcdoc.htm"> <p>Your browser does not support iframes.</p></iframe></body></html><html><body><h1>The iframe srcdoc attribute</h1><iframe srcdoc="<p>Hello world!</p>" src="demo_iframe_srcdoc.htm"> <p>Your browser does not support iframes.</p></iframe></body></html>