gawk: Common Extensions
1
1 A.7 Common Extensions Summary
1 =============================
1
1 The following table summarizes the common extensions supported by
1 'gawk', Brian Kernighan's 'awk', and 'mawk', the three most widely used
1 freely available versions of 'awk' (⇒Other Versions).
1
1 Feature BWK 'awk' 'mawk' 'gawk' Now standard
1 --------------------------------------------------------------------------
1 '\x' escape sequence X X X
1 'FS' as null string X X X
1 '/dev/stdin' special file X X X
1 '/dev/stdout' special file X X X
1 '/dev/stderr' special file X X X
1 'delete' without subscript X X X X
1 'fflush()' function X X X X
1 'length()' of an array X X X
1 'nextfile' statement X X X X
1 '**' and '**=' operators X X
1 'func' keyword X X
1 'BINMODE' variable X X
1 'RS' as regexp X X
1 Time-related functions X X
1