Filters the TinyMCE config before init.

$mceInit array

An array with TinyMCE config.

$editor_id string

Unique editor identifier, e.g. 'content'. Accepts 'classic-block' when called from block editor's Classic block.

File: wp-includes/class-wp-editor.php. View all references

$mceInit = apply_filters( 'tiny_mce_before_init', $mceInit, $editor_id );