MQL4 Reference String Functions StringSubstr
StringSubstrExtracts a substring from a text string starting from the specified position.
Parameters string_value [in] String to extract a substring from. start_pos [in] Initial position of a substring. Can be from 0 to StringLen(text) -1. length=0 [in] Length of an extracted substring. If the parameter value is equal or less than 0 or parameter isn't set, the substring will be extracted from the indicated position till the string end. Return Value Copy of a extracted substring, if possible. Otherwise returns an empty string. |