The Volatility Bands indicator is similar to the standard Bollinger Bands.
It has four input parameters:

Fig.1. Default parameters

Fig.2. Low band adjustment = 0.5
MetaQuotes Ltd에서 러시아어로 번역함.
원본 코드: https://www.mql5.com/ru/code/20383
Volatility_Band2
The Volatility Band 2 indicator is similar to the standard Bollinger Bands, and is a modification of Volatility_Band with the following difference: instead of a separate 'Low band adjustment', this parameter affects both the lower and the upper bands of the indicator.
Hans123_Trader v2
Pending Buy Stop and Sell Stop orders. The EA trades in the specified time period. Determines the highest and lowest prices in the specified range of bars. Position trailing.