目录引言一、jsON文件操作1.1 什是JSON?1.2 读取JSON文件1.3 写入JSON文件二、CSV和TSV文件操作2.1 什么是CSV和TSV?2.2 读取CSV和TSV文件2.3 写入CSV和 TSV文件三、Excel文件操作3.1 什么是Excel文件?3.2 读取Exc
Today I was reading through some Hibernate code and I encounter something interesting. There is a class called CollectionHelper that defines the following constant varibale: