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This example presents the manage of the input checks with the WLanguage functions.
The following topics are presented in this example:
1/ the functions for handling the strings
2/ the use of the file that groups the French cities
Summary of the example supplied with WINDEV:
This program, powered by WINDEV, explains how to check the data entered by the user: name, company, zip code, city, email address, and so on.
This example contains several procedures that can be easily reused.
The file containing 39 000 zip codes and cities is supplied with this example