cpm_milestone_form
Description
Section titled “Description”cpm_milestone_form is an action triggered before completing a new milestone form.
add_action( 'cpm_milestone_form', 'your callback function' );
Parameters
Section titled “Parameters”This action function is passed the following parameter.
$project_id
Section titled “$project_id”(int) (required) project id.$milestone
Section titled “$milestone”(object) (required) WP milestone post