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atom_enclosure

Display the atom enclosure for the current post.Uses the global $post to check whether the post requires a password and if the user has the password for the post. If not then it will return before displaying.

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apply_filters

Call the functions added to a filter hook.The callback functions attached to filter hook $tag are invoked by calling this function. This function can be used to create a new filter hook by simply calling this function with the name of the new hook specified using the $tag parameter.

535

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