Filters text returned for the rich text editor.
Description
This filter is first evaluated, and the value returned, if an empty string is passed to wp_richedit_pre() . If an empty string is passed, it results in a break tag and line feed.
If a non-empty string is passed, the filter is evaluated on the wp_richedit_pre() return after being formatted.
Parameters
$outputstring- Text for the rich text editor.
Source
return apply_filters( 'richedit_pre', '' );
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