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                [toc] ## JSP原理 1.什么是JSP? JSP全稱是java server pages。相比html而言,jsp技術允許在頁面中嵌套java代碼,為用戶提供動態數據。 2.jsp原理 瀏覽器向服務器發送請求,不管是訪問什么資源,其實都是在訪問Servlet。服務器在執行jsp的時候,首先會把jsp翻譯成一個Servlet。 ## JSP基本語法 JSP表達式 ~~~ <%=變量或者表達式 %> //例如:輸出當前系統時間 <%=new java.util.Date()%> //java腳本表達式后面不能有分號 ~~~
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