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filter is not described

woocommerce_stock_amount filter-hook . WC 1.0

Formats a stock amount by running it through a filter.

Usage

add_filter( 'woocommerce_stock_amount', 'filter_function_name_7671' );
function filter_function_name_7671( $amount ){
	// filter...

	return $amount;
}
$amount(int|float)
Stock amount.

Where the hook is called

wc_stock_amount()
woocommerce_stock_amount
woocommerce/includes/wc-formatting-functions.php 477
return apply_filters( 'woocommerce_stock_amount', $amount );

Where in WP core the hook is used WooCommerce

woocommerce/includes/wc-core-functions.php 42
add_filter( 'woocommerce_stock_amount', 'intval' ); // Stock amounts are integers by default.