string_upper_lower_package

Description:

string upper lower package

string_upper_lower_package #
The string_upper_lower_package is a Dart package that provides a utility function to invert the case of each character in a given string. This package can be particularly useful for text manipulation tasks where you need to toggle the case of each character in a string from upper to lower or vice versa.
Features #

Convert all uppercase characters in a string to lowercase.
Convert all lowercase characters in a string to uppercase.
Preserve non-alphabetic characters (e.g., numbers, punctuation) unchanged.

Installation #
Add the following dependency to your pubspec.yaml file:
dependencies:
string_upper_lower_package: ^1.0.0
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