# File lib/spreadsheet/worksheet.rb, line 145 def store_colinfo(first=0, last=0, coldx=8.43, ixfe=0x0F, grbit=0) record = 0x007D length = 0x000B coldx += 0.72 coldx *= 256 reserved = 0x00 if ixfe.kind_of?(Format) ixfe = ixfe.xf_index end header = [record, length].pack("vv") data = [first, last, coldx, ixfe, grbit, reserved].pack("vvvvvC") prepend(header,data) end