MQL4 Reference Technical Indicators iEnvelopes
iEnvelopesCalculates the Envelopes indicator and returns its value.
Parameters symbol [in] Symbol name on the data of which the indicator will be calculated. NULL means the current symbol. timeframe [in] Timeframe. It can be any of ENUM_TIMEFRAMES enumeration values. 0 means the current chart timeframe. ma_period [in] Averaging period for calculation of the main line. ma_method [in] Moving Average method. It can be any of ENUM_MA_METHOD enumeration values. ma_shift [in] MA shift. Indicator line offset relate to the chart by timeframe. applied_price [in] Applied price. It can be any of ENUM_APPLIED_PRICE enumeration values. deviation [in] Percent deviation from the main line. mode [in] Indicator line index. It can be any of Indicators line identifiers enumeration value (0 - MODE_MAIN, 1 - MODE_UPPER, 2 - MODE_LOWER). shift [in] Index of the value taken from the indicator buffer (shift relative to the current bar the given amount of periods ago). Returned value Numerical value of the Envelopes indicator. Example:
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