除了使用for循环外,我们还可以使用Java 8的流式操作来遍历JSONArray。下面是一个示例代码: AI检测代码解析 jsonArray.toList().forEach(item->{try{Stringfruit=((JSONObject)item).getString("name");intage=((JSONObject)item).getInt("age");System.out.println("Name: "+name+", Age: "+age);}catc...
final static toJsonArray(object) { JsonArray jsonArray = null if(object.getClass() == String.class){ /** * 方法一:非递归实现json字符串格式转化 */ //先检查是否满足json格式要求 // if(!ValidateJson.validate(object)){//不满足要求 // return null//返回空 // } // String jsonStr = ob...
toList(Class<T> elementType) 转为ArrayList String toString() 转为JSON字符串,无缩进 Writer write(Writer writer, int indentFactor, int indent) 将JSON内容写入Writer Warning: This method assumes that the data structure is acyclical. Methods inherited from class java.lang.Object clone, finalize,...
Encodes this array as a human readable JSON string for debugging, such as: C# 複製 [Android.Runtime.Register("toString", "(I)Ljava/lang/String;", "GetToString_IHandler")] public virtual string? ToString(int indentSpaces); Parameters indentSpaces Int32 the number of spaces to indent fo...
JSONException - If the key is not found or if the value cannot be converted to a number. getString public java.lang.String getString(int index) throws JSONException Get the string associated with an index. Parameters: index - The index must be between 0 and length() - 1. Returns: A st...
ClassCastException - if the value at the specified position is not assignable to JsonString getString String getString(int index, String defaultValue) Returns the String value of JsonString at the specified position in this JSON array values. If JsonString is found, its JsonString.getString() ...
1.List转JSONArray //定义泛型列表,T代表任意类型的对象List<T> list =newArrayList<T>();//检查list是否为空,避免在空列表上执行转换JSONArray array;if(list !=null&& !list.isEmpty()) {//使用fastjson库将List转换为JSONArrayarray =JSONArray.parseArray(JSON.toJSONString(list)); ...
Creates a new JSONArray with values from the JSON string. Java documentation for org.json.JSONArray.JSONArray(java.lang.String). Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Comm...
Encodes this array as a human readable JSON string for debugging, such as: C# 复制 [Android.Runtime.Register("toString", "(I)Ljava/lang/String;", "GetToString_IHandler")] public virtual string? ToString (int indentSpaces); Parameters indentSpaces Int32 the number of spaces to indent ...
将javaBean转换成JSONObject: publicstaticJSONObject toJSON(Object bean) {returnnewJSONObject(BeantoMap(bean)); } 将map转换成Javabean: publicstaticObject toJavaBean(Object javabean, Map<String, String>data) { Method[] methods=javabean.getClass().getDeclaredMethods();for(Method method : methods) {...