WP hooks navigation: Home/browse • Actions index • Filters index
To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )apply_filters( "hook_name", "what_to_filter" ).Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
| Line | Code |
|---|---|
| 2917 | * Filters the value of a specific post field before saving. |
| 2918 | * |
| 2919 | * The dynamic portion of the hook name, `$field`, refers to the post |
| 2920 | * field name. |
| 2921 | * |
| 2922 | * @since 2.3.0 |
| 2923 | * |
| 2924 | * @param mixed $value Value of the post field. |
| 2925 | */ |
| 2926 | $value = apply_filters( "pre_{$field}", $value ); |
| 2927 | |
| 2928 | /** |
| 2929 | * Filters the value of a specific field before saving. |
| 2930 | * |
| 2931 | * The dynamic portion of the hook name, `$field_no_prefix`, refers |
| 2932 | * to the post field name. |
| 2933 | * |
| 2934 | * @since 2.3.0 |
| 2935 | * |