Function styleToString

svelte-kit-example/src/lib/utils.ts:38–45

(
		style: Record<string, number | string | undefined>,
	)

	};

	const styleToString = (
		style: Record<string, number | string | undefined>,
	): string => {
		return Object.keys(style).reduce((str, key) => {
			if (style[key] === undefined) return str;
			return str + `${key}:${style[key]};`;
		}, "");
	};

	return {
		duration: params.duration ?? 200,