New and updated in 2.5.0
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functionapache_mod_loaded()
Determines whether the specified module exist in the Apache config.
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functionurl_is_accessable_via_ssl()
Determines if the URL can be accessed over SSL.
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function_deprecated_function()
Marks a function as deprecated and inform when it has been used.
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Fires when a deprecated function is called.
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Filters whether to trigger an error for deprecated functions.
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functionabsint()
Converts a value to non-negative integer.
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functionwp_ext2type()
Retrieves the file type based on the extension name.
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hookext2type
Filters file type based on the extension name.
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functionpath_is_absolute()
Tests if a given filesystem path is absolute.
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functionpath_join()
Joins two filesystem paths together.
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functionget_temp_dir()
Determines a writable directory for temporary files.
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functionwp_unique_filename()
Gets a filename that is sanitized and unique for the given directory.
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functionwp_get_http()
Perform a HTTP HEAD or GET request.
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Traverses elements to create list from elements.
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hooktag_link
Filters the tag link.
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hookcategory_link
Filters the category link.
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hookterm_link
Filters the term link.
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functionthe_taxonomies()
Displays the taxonomies of a post with available options.
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functionget_the_taxonomies()
Retrieves all taxonomies associated with a post.
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functionget_post_taxonomies()
Retrieves all taxonomy names for the given post.
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hookclean_term_cache
Fires once after each taxonomy’s term cache has been cleaned.
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functionget_term_link()
Generates a permalink for a taxonomy term archive.
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functionwp_defer_term_counting()
Enables or disables term counting.
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functionwp_update_term_count_now()
Performs term count update immediately.
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Fires after the object term cache has been cleaned.
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hookdelete_term
Fires after a term is deleted from the database and the cache is cleaned.
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functionadjacent_post_link()
Displays the adjacent post link.