Gets the current JSON number as an Int64. C# Копіювати public long GetInt64(); Returns Int64 The current JSON number as an Int64. Exceptions InvalidOperationException This value's ValueKind is not Number. FormatException The value cannot be represented as a Int64. Object...
名称必须是字符串类型; 值(value)必须是可以是字符串(string),数值(number),对象(object),有序列表(array),或者 false, null, true 的其中一种。 JSON的格式描述可以参考RFC 4627。 为什么JSON不支持 int64 类型? 通过上面的介绍有两个关键点: JSON 是基于 JavaScript Programming Language, Standard ECMA-262 3...
Put(String, Int64) Mapsnametovalue, clobbering any existing name/value mapping with the same name. Put(String, Object) Mapsnametovalue, clobbering any existing name/value mapping with the same name. PutOpt(String, Object) Equivalent toput(name, value)when both parameters are non-null; does ...
Python中，数值类型（int和float）、字符串str、元组tuple都是不可变类型。而列表list、字典dict、集合set...
OptJSONObject(String) Returns the value mapped by name if it exists and is a JSONObject, or null otherwise. OptLong(String) Returns the value mapped by name if it exists and is a long or can be coerced to a long, or 0 otherwise. OptLong(String, Int64) Returns the value mapped...
long integer int64 64 位有符号 float number float double number double string string byte string byte base64 编码的支付 binary string binary 任意8进制序列 boolean boolean date string date 定义于 full-date - RFC3339 dateTime string date-time 定义于 date-time - RFC3339 password string passw...
问嵌套的JSON值导致"TypeError:类型为'int64‘的对象不能被JSON序列化“EN<form id="myform"> <table> <tr> <td>姓名:</td> <td> <input type="text" name="name" /> </td> </tr> <tr> <td>性别:</td> <td> ...
[Android.Runtime.Register("put","(Ljava/lang/String;J)Lorg/json/JSONObject;","GetPut_Ljava_lang_String_JHandler")]publicvirtualOrg.Json.JSONObjectPut(stringname,longvalue); Parameters name String value Int64 a finite value. May not beDouble#isNaN() NaNsorDouble#isInfinite() infinities. ...
Each JSON object has an overhead of one pointer (the maximal size of a union) and one enumeration element (1 byte). The default generalization uses the following C++ data types: std::string for strings, int64_t, uint64_t or double for numbers, std::map for objects, std::vector for ...
System.JSON,{$IFDEF JsonDataObjects}JsonDataObjects,{$ENDIF}{$IFDEF XSuperObject}XSuperObject,{$ENDIF}{$IFDEF QJson}qjson,{$ENDIF}rtcMW.System.JSONHelper;{$R *.dfm}functionGetFileSize(constAFileName:string): Int64;varAttributeData: TWin32FileAttributeData;beginifnotGetFileAttributesEx(PChar(...