var cat = [ "Work on a String", "Fields" ];
var titles = [
[   [ "Delete (1)first three (2) last three fields of a line.","p.20010906a" ],
   [ "Left-pad the third field with zeros to 7 characters.","p.20010907a" ],
   [ "Left justify a field.","p.20040917a" ],
   [ "Add delimiters to delimit trailing null fields.","p.20041008a" ],
   [ "Print every field of a line, except the first, one per line, prepended with the first field.","p.20061229a" ],
   [ "Remove unwanted items.","p.20090714a" ],
   [ "Determine the maximum length of each field.","p.20101008a" ],
   [ "Move every field from the second line to the end of the corresponding field of the first line.","p.20101014a" ],
   [ "Align fields by inserting necessary TABs.","p.20101102a" ]],
[   [ "Extract the <i>N</i>-th field from a comma-separated record.","p.20080229a" ],
   [ "Extract the <i>N</i>-th field from a comma-separated record with escapes allowed.","p.20080301a" ]]];
var subcat = [ "Fields", "Comma-separated Fields" ];