Theme container function for the ‘wp_meta’ action.The ‘wp_meta’ action can have several purposes, depending on how you use it, but one purpose might have been to allow for theme switching.
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Continue readingSend mail, similar to PHP’s mailA true return value does not automatically mean that the user received the email successfully. It just only means that the method used was able to process the request without any errors.
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Continue readingInsert an user into the database.Can update a current user or insert a new user based on whether the user’s ID is present.
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wp_new_comment
Adds a new comment to the database.Filters new comment to ensure that the fields are sanitized and valid before inserting comment into database. Calls ‘comment_post’ action with comment ID and whether comment is approved by WordPress. Also has ‘preprocess_comment’ filter for processing the comment data before the function handles it.
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