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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ![](https://box.kancloud.cn/852ad81c583992518b0740659b6d7d6d_700x224.png) 1、form:erros:通過path屬性指定顯示的字段對應的錯誤。path="*" 2、form:erros:必須放置form表單標簽的內部。 3.form標簽庫在使用的時候,不能直接訪問jsp,可以通過一個業務方法訪問JSP頁面。 ~~~ <%@ taglib uri="http://www.springframework.org/tags/form" prefix="form"%> //jsp頁面 <form:form action="testFormat" modelAttribute="user"> <br/> Name:<form:input path="name"/> <Br/> EMAIL:<form:input path="email"/><form:errors cssStyle="color:red" path="email"></form:errors> <br/> Age:<form:input path="age"/><form:errors path="age"></form:errors> <br/> Salary:<form:input path="salary"/><form:errors path="salary"></form:errors> <br/> Birth:<form:input path="birth"/><form:errors path="birth"></form:errors> <br/> <input type="submit" value="submit"/> </form:form> ~~~ ~~~ 業務方法 @Controller public class TestHandler { @RequestMapping("/testFormat") public String testFormat(@Valid User user,BindingResult result,Map<String,Object> map){ if(result.getFieldErrorCount() > 0){ map.put("user", user); return "format"; } System.out.println(user); return "success"; } @RequestMapping("/toFormat") public String toFormat(Map<String,Object> map){ map.put("user", new User()); return "format"; } } ~~~ ~~~ //pojo public class User { private String name; @Range(min=1,max=150) private Integer age; @NumberFormat(pattern="#,###.##") private Double salary; @DateTimeFormat(pattern="yyyy.MM.dd") @Past private Date birth; @Email private String email; ~~~ 最終顯示結果: ![](https://box.kancloud.cn/234eed966ba319100afbfbc222240489_856x153.png)
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                              哎呀哎呀视频在线观看