ASTRA_Ext_WooCommerce_Markup::astra_check_email_exist()

		public function astra_check_email_exist() {

			check_ajax_referer( 'check-email-exist', 'security' );

			$email_address = isset( $_POST['email_address'] ) ? sanitize_email( wp_unslash( $_POST['email_address'] ) ) : false;

			$is_exist = email_exists( $email_address );

			$response = array(
				'success'          => filter_var( $is_exist, FILTER_VALIDATE_BOOLEAN ),
				'is_login_allowed' => 'yes' === get_option( 'woocommerce_enable_checkout_login_reminder' ),
				'msg'              => $is_exist ? __( 'Email Exist.', 'astra-addon' ) : __( 'Email not exist', 'astra-addon' ),
			);

			wp_send_json_success( $response );
		}