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filter is not described

woocommerce_email_styles filter-hook . WC 1.0

Usage

add_filter( 'woocommerce_email_styles', 'filter_function_name_1837', 10, 2 );
function filter_function_name_1837( $ob_get_clean, $that ){
	// filter...

	return $ob_get_clean;
}
$ob_get_clean
-
$that
-

Where the hook is called

WC_Email::style_inline()
woocommerce_email_styles
woocommerce/includes/emails/class-wc-email.php 560
$css = apply_filters( 'woocommerce_email_styles', ob_get_clean(), $this );

Where in WP core the hook is used WooCommerce

Usage not found.