double iClose	(	string	symbol,
		int	timeframe,
		int	shift
	)

Returns Close price value for the bar of specified symbol with timeframe and shift

Parameters

symbol	Symbol the data of which should be used to calculate indicator. NULL means the current symbol
timeframe	Timeframe. It can be any of following values: PERIOD_CURRENT 0 Current timeframe PERIOD_M1 1 1 minute PERIOD_M5 5 5 minutes PERIOD_M15 15 15 minutes PERIOD_M30 30 30 minutes PERIOD_H1 60 1 hour PERIOD_H4 240 4 hours PERIOD_D1 1440 1 day PERIOD_W1 10080 1 week PERIOD_MN1 43200 1 month PERIOD_M2 2 2 minutes PERIOD_M3 3 3 minutes PERIOD_M4 4 4 minutes PERIOD_M6 6 6 minutes PERIOD_M10 10 10 minutes PERIOD_M12 12 12 minutes PERIOD_M20 20 20 minutes PERIOD_H2 120 2 hours PERIOD_H3 180 3 hours PERIOD_H6 360 6 hours PERIOD_H8 480 8 hours PERIOD_H12 720 12 hours
shift	Index of the value taken from the indicator buffer (shift relative to the current bar the given amount of periods ago)

Returns

Close price value for the bar of specified symbol with timeframe and shift. If local history is empty (not loaded), function returns 0.
To check errors, one has to call the GetLastError() function.

For the current chart, the information about close prices is in the Close[] predefined array