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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 |
|---|---|
| 1326 | |
| 1327 | if ( empty($width) ) |
| 1328 | $width = 500; |
| 1329 | |
| 1330 | $height = get_option('embed_size_h'); |
| 1331 | |
| 1332 | if ( empty($height) ) |
| 1333 | $height = 700; |
| 1334 | |
| 1335 | return apply_filters( 'embed_defaults', array( |
| 1336 | 'width' => $width, |
| 1337 | 'height' => $height, |
| 1338 | ) ); |
| 1339 | } |
| 1340 | |
| 1341 | /** |
| 1342 | * Based on a supplied width/height example, return the biggest possible dimensions based on the max width/height. |
| 1343 | * |
| 1344 | * @since 2.9.0 |