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функция не описана

WC_Emails::low_stock() WC 1.0

Low stock notification email.

Это метод класса: WC_Emails

Возвращает

Null. Ничего.

Использование

$WC_Emails = new WC_Emails();
$var = $WC_Emails->low_stock( $product );
$product(WC_Product) (обязательный)
Product instance.

Код WC Emails::low stock: woocommerce/includes/class-wc-emails.php WC 3.8.1

<?php
public function low_stock( $product ) {
	if ( 'no' === get_option( 'woocommerce_notify_low_stock', 'yes' ) ) {
		return;
	}

	$subject = sprintf( '[%s] %s', $this->get_blogname(), __( 'Product low in stock', 'woocommerce' ) );
	$message = sprintf(
		/* translators: 1: product name 2: items in stock */
		__( '%1$s is low in stock. There are %2$d left.', 'woocommerce' ),
		html_entity_decode( wp_strip_all_tags( $product->get_formatted_name() ), ENT_QUOTES, get_bloginfo( 'charset' ) ),
		html_entity_decode( wp_strip_all_tags( $product->get_stock_quantity() ) )
	);

	wp_mail(
		apply_filters( 'woocommerce_email_recipient_low_stock', get_option( 'woocommerce_stock_email_recipient' ), $product ),
		apply_filters( 'woocommerce_email_subject_low_stock', $subject, $product ),
		apply_filters( 'woocommerce_email_content_low_stock', $message, $product ),
		apply_filters( 'woocommerce_email_headers', '', 'low_stock', $product ),
		apply_filters( 'woocommerce_email_attachments', array(), 'low_stock', $product )
	);
}