Larave Validator verifies arrays and elements Author: Chuwen Time: 2021-08-30 Classification: Laravel , PHP <trans data-src="### 示例">###Example</trans> <trans data-src="```php">```php</trans> <trans data-src="$rules = [">$rules = [</trans> <trans data-src="'country_code_list[]' => ['required_without:courier_code', 'array'],//这个字段必须为数组">'country_code_list []'=>['required_without: courier_code ',' array '],//This field must be an array</trans> <trans data-src="'country_code_list[].*' => ['string', 'distinct', 'size:2'],//数组里的元素必须是字符串，并且要是唯一的，并且长度要为 2">'country_code_list []. *'=>['string ',' distinct ',' size: 2 '],//The elements in the array must be strings, unique, and 2 in length</trans> <trans data-src="];">];</trans> <trans data-src="$validated = Validator::make($request->all(), $rules);">$validated = Validator::make($request->all(), $rules);</trans> <trans data-src="// 打印验证错误信息">//Print validation error messages</trans> <trans data-src="dd($validated->errors());">dd($validated->errors());</trans> <trans data-src="```">```</trans> <trans data-src="### 模拟请求数据">###Simulate request data</trans> <trans data-src="> POST 请求 BODY">>POST request BODY</trans> <trans data-src="```json">```json</trans> <trans data-src="{">{</trans> <trans data-src=""country_code_list[]": [">"country_code_list[]": [</trans> <trans data-src=""CN", "JP"">"CN", "JP"</trans> <trans data-src="]">]</trans> <trans data-src="}">}</trans> <trans data-src="```">```</trans> label: Laravel , Validation , Validator