$moduleName = "my-module/sub-module"; if (isModuleName($moduleName)) { echo "Valid module name"; } else { echo "Invalid module name"; }
$moduleName = "my-module/#sub-module"; if (isModuleName($moduleName)) { echo "Valid module name"; } else { echo "Invalid module name"; }The isModuleName function could be part of a larger package for validating input fields or modules in a PHP application. It is commonly used in PHP frameworks such as Laravel, CodeIgniter, and Yii.