<iframe src="https://dev.mwt.tw/source.html" id="myIframe" width="100%"></iframe>
<script src="https://code.jquery.com/jquery-2.2.4.min.js"></script>
<script>
$(function(){
	function receiveMessageFromIframePage (event) {
		var height = ('receiveMessageFromIframePage',event.data.h);
		console.log(height);

		$('#myIframe').height(height);
		
	}
	window.addEventListener("message", receiveMessageFromIframePage, false);
});
</script>

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