错误如下:
[javac] Since fork is true, ignoring compiler setting.
[javac] Compiling 1 source file
[javac] Since fork is true, ignoring compiler setting.
[javac] C:\Tomcat 4.1\work\Standalone\localhost\examples\adddata_jsp.java:64: cannot resolve symbol
[javac] symbol : method PreparedStatement (java.lang.String)
[javac] location: interface java.sql.Connection
[javac] PreparedStatement insert_stm=con.PreparedStatement("insert into trdRefer values(?,?,?,?,?)");
[javac] ^
[javac] 1 error
[javac] Since fork is true, ignoring compiler setting.
[javac] Compiling 1 source file
[javac] Since fork is true, ignoring compiler setting.
[javac] C:\Tomcat 4.1\work\Standalone\localhost\examples\adddata_jsp.java:64: cannot resolve symbol
[javac] symbol : method PreparedStatement (java.lang.String)
[javac] location: interface java.sql.Connection
[javac] PreparedStatement insert_stm=con.PreparedStatement("insert into trdRefer values(?,?,?,?,?)");
[javac] ^
[javac] 1 error
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string 插入数据库要加上'nihao'吧?比如:values('nihao','wang')