Re: Why can't I convert string to bigint?Posted by: Silan Liu Date: November 23, 2013 10:23PM Here is a simpler test code: CREATE TABLE `test_table` ( `test_id` int(11) NOT NULL AUTO_INCREMENT, `test_text`
针对你遇到的错误信息 "failed to convert value of type 'java.lang.string' to required type 'int'",这是一个典型的类型转换错误。以下是对该错误的详细分析和解决方案: 1. 分析错误信息 错误信息表明,程序试图将一个 java.lang.String 类型的值转换为 int 类型,但转换失败。这通常发生在字符串内容无法被...
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usv = (ushort)(usa + usb); MessageBox.Show(string.Format("{0},{1},{2},{3}", sbv, bv, sv, usv)); 这是什么原因呢? 其实CLR底层只支持 int,int64,native int, float , double几种数据类型. 像上面的sbyte,byte,short,ushort, clr底层是不支持的,在底层这些类型是用int表示的. CLR的堆栈中...