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[QUESTION] How to limit the reach of WriteClassName when serializing an object ?

questionFurther information is requestedFurther information is requested

Status: Open.

#3974 In alibaba/fastjson2;

· reksii opened on Jan 30, 2026

[QUESTION]请问在fastjson2兼容包fastjson2.0.60版本中，有禁止循环引用的功能吗，就是去掉 $ref

questionFurther information is requestedFurther information is requested

Status: Open.

#3970 In alibaba/fastjson2;

· fighterhuc opened on Jan 29, 2026

[BUG]fastjson2-extension-spring6没有出2.0.60版本

bugSomething isn't workingSomething isn't working

Status: Open.

#3967 In alibaba/fastjson2;

· 805728578 opened on Jan 26, 2026

[BUG]kotlin的writeBytes写入异常

bugSomething isn't workingSomething isn't working

Status: Open.

#3963 In alibaba/fastjson2;

· Jie-150 opened on Jan 21, 2026

[FEATURE] 能否添加一个 WriteFloatAsPlain

enhancementNew feature or requestNew feature or request

Status: Open.

#3962 In alibaba/fastjson2;

· WangJincheng4869 opened on Jan 21, 2026

[BUG]对org.w3c.dom.Node序列化的支持

bugSomething isn't workingSomething isn't working

fixed

Status: Open.

#3960 In alibaba/fastjson2;

· shuiZe-coder opened on Jan 21, 2026

·  

2.0.61

[BUG]fastjson2 解析不了嵌套json 带有共享文件夹路径的反斜杠内容

bugSomething isn't workingSomething isn't working

Status: Open.

#3958 In alibaba/fastjson2;

· wsxe9988 opened on Jan 18, 2026

[QUESTION] 求一个springmvc 7.0版本及以上的集成文档

questionFurther information is requestedFurther information is requested

Status: Open.

#3957 In alibaba/fastjson2;

· Wzp-2008 opened on Jan 18, 2026

[BUG]升级fastjson2 Double类型反序列化失败兼容性问题

bugSomething isn't workingSomething isn't working

fixed

Status: Open.

#3955 In alibaba/fastjson2;

· chinwe opened on Jan 17, 2026

·  

2.0.61

[BUG] 在处理 Map 对象反序列化时，没有严格按照 JSON 标准把 Long 的 key 加引号。

bugSomething isn't workingSomething isn't working

Status: Open.

#3952 In alibaba/fastjson2;

· sunrui opened on Jan 15, 2026

[BUG]BigDecimal 0E+15，JSON序列化时，出现数组越界

bugSomething isn't workingSomething isn't working

Status: Open.

#3950 In alibaba/fastjson2;

· AveAdam opened on Jan 14, 2026

[FEATURE]提供com.alibaba.fastjson2.JSONFactory.CacheItem缓存老化的策略配置，消减常驻内存占用

enhancementNew feature or requestNew feature or request

Status: Open.

#3948 In alibaba/fastjson2;

· gswcomputing opened on Jan 13, 2026