designbuildtest/sanitize-checkbox.php

## sanitize-checkbox.php
<?php
// Sanitize Checkbox.
function dbt_sanitize_checkbox( $value ) {
        if ( 1 == $value ) {
	      return true;
        }
        else {
	      return false;
        }
}
	<?php
	// Sanitize Checkbox.
	function dbt_sanitize_checkbox( $value ) {
	if ( 1 == $value ) {
	return true;
	}
	else {
	return false;
	}
	}