setting past and current dates

// setting date on input type date
	var yesterdayDate = new Date();
	yesterdayDate.setDate(yesterdayDate.getDate() - 0);
	var sevenDate = new Date();
	sevenDate.setDate(sevenDate.getDate() - 6);
	
	var dateFormat =  yesterdayDate.getFullYear() + '-' + ("0" + (yesterdayDate.getMonth() + 1)).slice(-2) + '-' + ("0" + yesterdayDate.getDate()).slice(-2);
	var dateFormatSeven =  sevenDate.getFullYear() + '-' + ("0" + (sevenDate.getMonth() + 1)).slice(-2) + '-' + ("0" + sevenDate.getDate()).slice(-2);

	$('#customerStartDate').val(dateFormatSeven);
	$('#customerEndDate').val(dateFormat);