wp_hash

wp_hash: 这个函数用于生成一个字符串的哈希值。它把要散列的字符串作为一个参数，并返回散列的字符串。

获取给定字符串的哈希值。

function wp_hash( $data, $scheme = 'auth' ) {
		$salt = wp_salt( $scheme );

		return hash_hmac( 'md5', $data, $salt );
	}
endif;

if ( ! function_exists( 'wp_hash_password' ) ) :
	/**
	 * Creates a hash (encrypt) of a plain text password.
	 *
	 * For integration with other applications, this function can be overwritten to
	 * instead use the other package password checking algorithm.
	 *
	 * @since 2.5.0
	 *
	 * @global PasswordHash $wp_hasher PHPass object
	 *
	 * @param string $password Plain text user password to hash.
	 * @return string The hash string of the password.
	 */