public class PageTag extends SimpleTagSupport {
@Override
public void doTag() throws JspException, IOException {
JspWriter out = this.getJspContext().getOut();
StringBuffer bf = new StringBuffer();
bf.append("<script language=\"JavaScript\">");
bf.append("var pg = new showPages('pg'); \n");
bf.append("pg.pageCount =${sessionScope.pageBean.totalPages};");
bf.append("pg.printHtml();");
bf.append("</script>");
out.println(bf);
}
}
页面上为何“bf.append("pg.pageCount =${sessionScope.pageBean.totalPages};");”中的${sessionScope.pageBean.totalPages}不显示成数据?