MQL4参考 标准常量，列举和架构 指标常量 系列数组标识符
Series array identifier used with ArrayCopySeries(), iHighest() and iLowest() functions. It can be any of the following values:
ID
Value
Description
MODE_OPEN
0
Open price
MODE_LOW
1
Low price
MODE_HIGH
2
High price
MODE_CLOSE
3
Close price
MODE_VOLUME
4
Volume, used in iLowest() and iHighest() functions
MODE_TIME
5
Bar open time, used in ArrayCopySeries() function
标准常量，列举和架构 指标常量 系列数组标识符
