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java和c#中String

語句 end sql string light pre col 逗號 builder

java中:

c#中:

1.拼接字符串 sql語句中 in()

str="‘001‘,‘002‘,‘003‘";
至於產生string就這樣
str1="‘001‘";
str2="‘002‘";
str3="‘003‘";
str=str1+","+str2+","+str3

StringBuilder idlist = new StringBuilder();
for (int i = 0; i < length; i++)
{
    idlist.Append("‘");//添加引號
     idlist.Append( 主鍵值);// 添加主鍵
     idlist.Append("‘,");//添加引號和逗號
}
idlist = idlist.Remove(idlist.Length - 1, 1);//去除最後一個逗號

  

java和c#中String