File: gawk.info,  Node: General Functions,  Next: Data File Management,  Prev: Library Names,  Up: Library Functions

10.2 General Programming
========================

This minor node presents a number of functions that are of general
programming use.

* Menu:

* Strtonum Function::           A replacement for the built-in
                                'strtonum()' function.
* Assert Function::             A function for assertions in 'awk'
                                programs.
* Round Function::              A function for rounding if 'sprintf()'
                                does not do it correctly.
* Cliff Random Function::       The Cliff Random Number Generator.
* Ordinal Functions::           Functions for using characters as numbers and
                                vice versa.
* Join Function::               A function to join an array into a string.
* Getlocaltime Function::       A function to get formatted times.
* Readfile Function::           A function to read an entire file at once.
* Shell Quoting::               A function to quote strings for the shell.
* Isnumeric Function::          A function to test whether a value is numeric.