this folder contains a collection of awk scripts
useful for processing data. feel free to  use them,
modify them or republish them.

all scripts have comments at the beginning assisting
in the usage of the script.

2field_permutations.awk			script to output the permutations of two specific fields/columns
capitalize_all_words.awk		script that capitalizes all words. at the same time sets all other characters of the words to lowercase
field_header_position.awk		script to find out the position (column) of a selected field/column
field_highlow.awk				script to output high and low values of a selected field/column
field_minmax_length.awk			script to output the min and max length of selected field/column
field_permutations.awk			script to output the permutations of a specific field/column
field_query.awk					script to output those lines that correspond to a selected field/column and query string
fields_trim.awk					script to trim space from beginning and end of each field/column
field_sum.awk					script to sum up the values of a selected field/column
find_non_matching.awk			script matches expressions/words from a matching file against a field/column of the input file
header_fields.awk				script to output the fields/columns and positions of the first row
number_of_fields_min_max.awk	script to determine the min and max number of fields/columns over all records
replace_invalid_values.awk		script to replace empty or null values with a default value
replace_matches.awk				script replaces matching words of a specified field/column with their subtitutions



last update: uwe geercken, 2010-09-01