how i can add checkbox in my wordpress plugin

how i can add checkbox and a save button in my wordpress plugin to activate and deactivate it here is my code: <?php /* Plugin Name: My Plugin Description: A test plugin Author: Marco Version: 1.0 */ add_action(‘admin_menu’, ‘test_plugin_setup_menu’); function test_plugin_setup_menu(){ add_menu_page( ‘Test Plugin Page’, ‘Test Plugin’, ‘manage_options’, ‘test-plugin’, ‘test_init’ ); } function test_init(){ echo…

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Rudimentary SUDOKU

How to program a Rudymentary Sudoku, without subprograms, classes, constructors, deconstructors…etc…. only while loops, if, and almost no for´s. it has to be an bidimensional array of 9×9. The program has to demand a number from 1 to 9, a row and a column a so called adress where the number should be inserted. Tshe…

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