Using WordPress ‘rawurlencode_deep()’ PHP function
Navigates through an array, object, or scalar, and raw-encodes the values to be used in a URL.
VALUE
Using WordPress ‘populate_network_meta()’ PHP function
Creates WordPress network meta and sets the default values.
Using WordPress ‘page_template_dropdown()’ PHP function
Prints out option HTML elements for the page templates drop-down.
Using WordPress ‘previous_image_link()’ PHP function
Displays previous image link that has the same post parent.