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案例代码-创建验证码 java @WebServlet("/checkCodeServlet") public class checkCodeServlet extends HttpServlet { protected void doPost(HttpServletRequest req, Htt 阅读全文
posted @ 2022-01-15 00:13
茶哩哩
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使用步骤 protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { // 1. 获取字节输出流 ServletOutputStream 阅读全文
posted @ 2022-01-15 00:03
茶哩哩
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