Thank you so much Ygemici.... What you put for me worked perfectly after I just changed the length/start position of the if statement, "if(substr($1,1,1=='$Mask_Rec_Type'){.....
I have a input file that I need to replace a value only if the file contains the number 6 in column 1. I would like to use AWK in a shell script (ksh on a AIX platform). I need all...