sanitize_post() │ WP 2.3.0

Sanitize every post field.

If the context is 'raw', then the post object or array will get minimal sanitization of the integer fields.

Uses: sanitize_post_field()
1 time — 0.000089 sec (very fast) | 50000 times — 3.16 sec (fast)

No Hooks.

Return

Object|WP_Post|Array. The now sanitized post object or array (will be the same type as $post).

Usage

sanitize_post( $post, $context );
$post(object|WP_Post|array) (required)
The post object or array
$context(string)
How to sanitize post fields. Accepts 'raw', 'edit', 'db', 'display', 'attribute', or 'js'.
Default: 'display'

Notes

Changelog

Since 2.3.0 Introduced.

Code of sanitize_post() WP 6.0

wp-includes/post.php 
function sanitize_post( $post, $context = 'display' ) {
	if ( is_object( $post ) ) {
		// Check if post already filtered for this context.
		if ( isset( $post->filter ) && $context == $post->filter ) {
			return $post;
		}
		if ( ! isset( $post->ID ) ) {
			$post->ID = 0;
		}
		foreach ( array_keys( get_object_vars( $post ) ) as $field ) {
			$post->$field = sanitize_post_field( $field, $post->$field, $post->ID, $context );
		}
		$post->filter = $context;
	} elseif ( is_array( $post ) ) {
		// Check if post already filtered for this context.
		if ( isset( $post['filter'] ) && $context == $post['filter'] ) {
			return $post;
		}
		if ( ! isset( $post['ID'] ) ) {
			$post['ID'] = 0;
		}
		foreach ( array_keys( $post ) as $field ) {
			$post[ $field ] = sanitize_post_field( $field, $post[ $field ], $post['ID'], $context );
		}
		$post['filter'] = $context;
	}
	return $post;
}

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