-(NSString*)DataTOjsonString:(id)object { NSString *jsonString = nil; NSError *error; NSData *jsonData = [NSJSONSerialization dataWithJSONObject:object options:NSJSONWritingPrettyPrinted // Pass 0 if you don't care about the readability of the genera…
将po(bean)对象转换为JSon格式的对象字符串,返回给界面 导入jar包: 编写po(bean)类: package com.west.webcourse.po; /** * 第01步:编写bean类, * 下一步com.west.webcourse.servlet.JavaBeanToJOSNString.java */ public class PersonInfoPo { private String name; private int age; private String sex…
将Set集合对象转换为JSon格式的对象字符串,返回给界面 需要导入的jar包: 编写:servlet: package com.west.webcourse.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.HashMap; import java.util.HashSet; import java.util.Map; import java.util.Set; import ja…
将Map集合对象转换为JSon格式的对象字符串,返回给界面 需导入的jar包: 编写servlet: package com.west.webcourse.servlet; import java.io.IOException; import java.io.PrintWriter; import java.util.HashMap; import java.util.Map; import javax.servlet.ServletException; import javax.servlet…
将对象转换为json格式字符串: private JavaScriptSerializer serializer = new JavaScriptSerializer(); protected void Page_Load(object sender, EventArgs e) { Books book = new Books(); book.BookId = ; book.BookName = "书籍1"; book.BookCount = ; string jsonStr = se…
body{ font-family: "Microsoft YaHei UI","Microsoft YaHei",SimSun,"Segoe UI",Tahoma,Helvetica,Sans-Serif,"Microsoft YaHei", Georgia,Helvetica,Arial,sans-serif,宋体, PMingLiU,serif; font-size: 10.5pt; line-height: 1.5;}…
首先我们来看一下js中JSON格式的字符串 var JSONStr1 = "{\"name\" : \"张三\"}"; 注意以下的写法不是js中JSON格式的字符串,它只是一个js的字符串. var JSONStr2 = "{'name' : '张三'}"; 我们看JSON语法中对于字符串的定义:是由双引号包围的任意数量Unicode字符的集合,使用反斜线转义.一个字符(character)即一个单独的字符串(characte…
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>查询单个用户</title> <script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script> </head> <…
ObjectMapper objectMapper = new ObjectMapper(); //反序列化的时候如果多了其他属性,不抛出异常 objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false); //如果是空对象的时候,不抛异常 objectMapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS, false); //序列化的…
将 list 对象以json格式写入到文件中 try { ObjectMapper mapper = new ObjectMapper(); String value = mapper.writeValueAsString(list); OutputStream out =new FileOutputStream("D:/file/oms.json"); byte[] b=value.getBytes(); ;i<b.length;i++){ out.write(b[i]); }…