# join.awk --- join an array into a string # # Arnold Robbins, arnold@skeeve.com, Public Domain # May 1993 function join(array, start, end, sep, result, i) { if (sep == "") sep = " " else if (sep == SUBSEP) # magic value sep = "" result = array[start] for (i = start + 1; i <= end; i++) result = result sep array[i] return result }