mql5 split string

string to_split="_life_is_good_"; // A string to split into substrings
   string sep="_";                // A separator as a character
   ushort u_sep;                  // The code of the separator character
   string result[];               // An array to get strings
   //--- Get the separator code
   u_sep=StringGetCharacter(sep,0);
   //--- Split the string to substrings
   int k=StringSplit(to_split,u_sep,result);
   //--- Show a comment 
   PrintFormat("Strings obtained: %d. Used separator '%s' with the code %d",k,sep,u_sep);