Filters the value of a specific field before saving.
Only applied to post fields with a name which is prefixed with post_.
The dynamic portion of the hook name, $field_no_prefix, refers to the post field name minus the post_ prefix. Possible filter names include:
author_save_predate_save_predate_gmt_save_precontent_save_pretitle_save_preexcerpt_save_prestatus_save_prepassword_save_prename_save_premodified_save_premodified_gmt_save_precontent_filtered_save_preparent_save_pretype_save_premime_type_save_pre$valuemixed
The filter callback function must return a post field value after it is finished processing or the content will be empty.
$value = apply_filters( "{$field_no_prefix}_save_pre", $value );
| Version | Description |
|---|---|
| 2.3.0 | Introduced. |
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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/hooks/field_no_prefix_save_pre