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MQL4 Reference  Timeseries access  iLowest

 
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int iLowest( string symbol, int timeframe, int type, int count=WHOLE_ARRAY, int start=0)
Returns the shift of the least value over a specific number of periods depending on type.
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 Timeframe enumeration values. 0 means the current chart timeframe.
type   -   Series array identifier. It can be any of Series array identifier enumeration values.
count   -   Number of periods (in direction from the start bar to the back one) on which the calculation is carried out.
start   -   Shift showing the bar, relative to the current bar, that the data should be taken from.
Sample:
// calculating the lowest value on the 10 consequtive bars in the range
// from the 10th to the 19th index inclusive on the current chart
double val=Low[iLowest(NULL,0,MODE_LOW,10,10)];
 iLow iOpen