Using WordPress ‘is_day()’ PHP function
Determines whether the query is for an existing day archive.
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Using WordPress ‘is_email()’ PHP function
The `is_email()` function in WordPress checks whether a given string is a valid email address or not
Using WordPress ‘media_upload_max_image_resize()’ PHP function
The article provides information about the WordPress `media_upload_max_image_resize()` PHP function that allows users to scale images during the upload process
Using WordPress ‘media_upload_header()’ PHP function
The `media_upload_header()` function is used in WordPress to output the legacy media upload header