Gruwel / Profile

Hi all, ‌‌I'm trying to move one buffer into another. The buffer idea is: b‌uffer2[0] = buffer1[0]‌ b‌uffer2[1] = buffer1[0] b‌uffer2[2] = buffer1[1] b‌uffer2[3] = buffer1[1] b‌uffer2[4] = buffer1[2] b‌uffer2[5] = buffer1[2] b‌uffer2[6] = buffer1[3]

Hi All  Apologies if this has been answered before, but I can't find a suitable answer. How do I close an open position when certain criteria are met? For example: if(fast moving average crosses over and above slow moving average) Open long