@Composable
fun LedMatrixDisplay(
    number: Int = 0
) {

    val character = when(number){
        0 -> number00
        1 -> number01
        2 -> number02
        3 -> number03
        4 -> number04
        5 -> number05
        6 -> number06
        7 -> number07
        8 -> number08
        9 -> number09
        else -> number00
    }

    // …
}
	@Composable
	fun LedMatrixDisplay(
	number: Int = 0
	) {

	val character = when(number){
	0 -> number00
	1 -> number01
	2 -> number02
	3 -> number03
	4 -> number04
	5 -> number05
	6 -> number06
	7 -> number07
	8 -> number08
	9 -> number09
	else -> number00
	}

	// …
	}