eval是做什么的?
eval是做什么的?
相关考题:
对于一个继承于TagSupport标签来说,他的dostart方法的返回值决定本体是否可见,那么下面哪一个是让本体可见的()。A、EVAL_PAGEB、SKIP_PAGEC、SKIP_BODYD、EVAL_BODY_INCLUDE
Which statement is true if the do Start Tag method returns EVAL_BODY_BUFFERED?()A、 The tag handler must extend body Tag.B、 The do After Body method is NOT called.C、 The set Body Content method is called.D、 It is never legal to return EVAL_BODY_BUFFERED from do Start Tag.
下面关于Tag接口说法中正确的是()。A、setPageContext()方法为初始化方法B、setParent()方法用来设置标签的上一级标签C、doStartTag()方法返回EVAL_BODY_INCLUDE和SKIP_BODY,返回EVAL_BODY_INCLUDE计算正文内容,返回SKIP_BODY不计算body。D、doEndTag方法,EVAL_PAGE或者SKIP_PAGE,当返回值为EVAL_PAGE,jsp容器将继续执行jsp页面的内容,否则不执行E、release()方法用来释放标签程序占用的任何资源
Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED?()A、The tag handler must implement BodyTag.B、The doAfterBody method is NOT called.C、The setBodyContent method is called once.D、It is never legal to return EVAL_BODY_BUFFERED from doStartTag.
单选题Which statement is true if the doStartTag method returns EVAL_BODY_BUFFERED?()AThe tag handler must implement BodyTag.BThe doAfterBody method is NOT called.CThe setBodyContent method is called once.DIt is never legal to return EVAL_BODY_BUFFERED from doStartTag.
单选题Which statement is true if the do Start Tag method returns EVAL_BODY_BUFFERED?()A The tag handler must extend body Tag.B The do After Body method is NOT called.C The set Body Content method is called.D It is never legal to return EVAL_BODY_BUFFERED from do Start Tag.
填空题有四种类型的知识,即知道()什么的知识——记载事实和数据;知道()什么的知识——记载自然与社会原理与规律方面的知识;知道怎样做的知识(Know—how)——记载工作的技巧和();知道是谁的知识(Know—who)——谁知道是什么、为什么和怎样做的信息。
( 难度:中等)以下哪些是javascript的全局函数()。A.parseFloatB.escapeC.setTimeoutD.eval