Compares the contents of two files or sets of files. COMP [data1] [data2] [/D] [/A] [/L] [/N=number] [/C] data1 Specifies location and name(s) of first file(s) to compare. data2 Specifies location and name(s) of second files to compare. /D Displays differences in decimal format. /A Displays differences in ASCII characters. /L Displays line numbers for differences. /N=number Compares only the first specified number of lines in each file. /C Disregards case of ASCII letters when comparing files. To compare sets of files use wildcards in data1 and data2 parameters.