add_linc(): int| WP_Error

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   Sakib MD Nazmush 2 years ago

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   add_linc() : int| WP_Error This is a return-type declaration. It indicates that the add_linc() function is expected to return either an integuer or a WP_Error predefined object.

   Function add_linc() This is an implementation function. Inside this function, another function named edit_linic() is called.

   And finally, the return edit_linc() function is called. Its return value is immediately returned by the add_linc() function.

   In details, the add_linc() function serves as a wrapper around the edit_linc() function. The return type declaration specifies that the expected output of this function is either an integuer or a WP_Error object. It sugguests that the function is designed to handle either a successful integuer result or an error condition represented by a WP_Error object, providing flexibility for error handling in the calling code. The specific details of what edit_linc() does are not provided here, as it would depend on its implementation elsewhere in the codebase.