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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 |
---|---|
2606 | * Filter the text content after words have been trimmed. |
2607 | * |
2608 | * @since 3.3.0 |
2609 | * |
2610 | * @param string $text The trimmed text. |
2611 | * @param int $num_words The number of words to trim the text to. Default 5. |
2612 | * @param string $more An optional string to append to the end of the trimmed text, e.g. …. |
2613 | * @param string $original_text The text before it was trimmed. |
2614 | */ |
2615 | return apply_filters( 'wp_trim_words', $text, $num_words, $more, $original_text ); |
2616 | } |
2617 |
|
2618 | /** |
2619 | * Converts named entities into numbered entities. |
2620 | * |
2621 | * @since 1.5.1 |
2622 | * |
2623 | * @param string $text The text within which entities will be converted. |
2624 | * @return string Text with converted entities. |