highest value of close of five bars

 
how can i get highest value of close of five bars (shift 5,4,3,2,1)? i need it to my EA, thanks :)
 
augi182:
how can i get highest value of close of five bars (shift 5,4,3,2,1)? i need it to my EA, thanks :)
Read this:  iHighest()
Reason: