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What are JSP declarations?

A declaration declares one or more variables or methods that you can use in Java code later in the JSP file. You must declare the variable or method before you use it in the JSP file.

<%! declaration; [ declaration; ]+ ... %>
JSP 的生命周期?
JSP expressions?
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目录

Java 面试笔记

Java

多态 Polymorphism

Static 关键字

int 与 integer

Programme

关闭

MIP.setData({ 'pageTheme' : getCookie('pageTheme') || {'day':true, 'night':false}, 'pageFontSize' : getCookie('pageFontSize') || 20 }); MIP.watch('pageTheme', function(newValue){ setCookie('pageTheme', JSON.stringify(newValue)) }); MIP.watch('pageFontSize', function(newValue){ setCookie('pageFontSize', newValue) }); function setCookie(name, value){ var days = 1; var exp = new Date(); exp.setTime(exp.getTime() + days*24*60*60*1000); document.cookie = name + '=' + value + ';expires=' + exp.toUTCString(); } function getCookie(name){ var reg = new RegExp('(^| )' + name + '=([^;]*)(;|$)'); return document.cookie.match(reg) ? JSON.parse(document.cookie.match(reg)[2]) : null; }