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protected void Button1_Click(object sender, EventArgs e)
{
string strsql = "";
strsql = "SELECT bookId FROM Book WHERE 1=1";
if(this.TextBox1.Text !="")
{
strsql += "AND bookName like'%" + this.TextBox1.Text.ToString() + "%'";
}
if(this.TextBox2.Text !="")
{
strsql += "AND author like'%" + this.TextBox2.Text.ToString() + "%'";
}
if(this.TextBox3.Text !="")
{
strsql += "AND ISBN like'%" + this.TextBox3.Text.ToString() + "%'";
}
SqlDataSource1.SelectCommand = strsql;
GridView1.DataBind();
}
protected void Button1_Click(object sender, EventArgs e)
{
string strsql = "";
strsql = "SELECT bookId FROM Book WHERE 1=1";
if(this.TextBox1.Text !="")
{
strsql +=" AND bookName like'%" + this.TextBox1.Text.ToString() + "%' ";
}
if(this.TextBox2.Text !="")
{
strsql +=" AND author like'%" + this.TextBox2.Text.ToString() + "%' ";
}
if(this.TextBox3.Text !="")
{
strsql +=" AND ISBN like'%" + this.TextBox3.Text.ToString() + "%' ";
}
SqlDataSource1.SelectCommand = strsql;
GridView1.DataBind();
}
可是还是不行,可以请你帮忙再看一下吗