I have an iframe in an angular page:
src is dynamically generated. An example is
tmp/Kwuvl8JY8vEpzDl_AAAw/index_internal.html. Then the iframe shows the preview of
Now, I realise that in a tab loading the web page, after certain manipulation, sometimes the iframe oddly does not show anything. But If I open Chrome
DevTools and look at
Network, and refresh the page, the iframe can render properly; if I refresh without opening
DevTools, iframe still may or may not render.
The code of my web page is too complicated to be put here, but does anyone know which may be the cause of this odd behaviour?