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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 |
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2037 |
|
2038 | /** |
2039 | * Filter the default array of embed dimensions. |
2040 | * |
2041 | * @since 2.9.0 |
2042 | * |
2043 | * @param int $width Width of the embed in pixels. |
2044 | * @param int $height Height of the embed in pixels. |
2045 | */ |
2046 | return apply_filters( 'embed_defaults', compact( 'width', 'height' ) ); |
2047 | } |
2048 |
|
2049 | /** |
2050 | * Based on a supplied width/height example, return the biggest possible dimensions based on the max width/height. |
2051 | * |
2052 | * @since 2.9.0 |
2053 | * @uses wp_constrain_dimensions() This function passes the widths and the heights. |
2054 | * |
2055 | * @param int $example_width The width of an example embed. |