I have no idea why your seeing an output buffer. You are not using an output buffer or actually outputting anything in your code. Something else is causing it and not something in the code that you’ve posted.
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ACF PRO’s Flexible Content field allows you to create smaller pieces of UI and compose them into whole flexible patterns. In our latest article, we show how to use it to create swappable site sections and integrate it all in a theme.https://t.co/ZRocH8oJSp