JavaScript Module Validation: How to Check and Handle Invalid Modules

const handleAddModule = (module) => {\n if (module.length <= 10) { // Example condition: module length should be less than or equal to 10\n const array = [...selectedModules];\n array.push(module);\n console.log(array);\n setSelectedModules(array);\n } else {\n console.log('Invalid module');\n // Handle the case when the module is invalid (e.g., show an error message)\n }\n}