皮皮学，免费搜题
登录
搜题
【多选题】
下列关于正则表中“.*”这个表的说法正确的是：（）A.
在正则表达式中，“.*”可以用来匹配一个任意长度（包括长度为0）的字符串
B.
“.*”是贪婪匹配，过度运用会造成运算资源的极大消耗，所以应该尽量避免使用
C.
“.*”是性匹配，容错率高，使用简便，适合在正则表达式中大量使用
D.
“^/category”和“^/category.*”这两个表达式匹配出来的结果是一样的
E.
“.*”不能匹配到所有字符
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】( )某人贷款5000元，该项贷款的年利率是6%，每半年计息一次，则3年后该项贷款的本利和为5955元。
【简答题】某人贷款5000元，该项贷款的年利率是6％，每半年计息一次，则3年后该项贷款的本利和为5955元。（ ）
【简答题】C Are you afraid of change? Whether it is you personally or the working/living environment around you that changes, change will happen, it’s one guarantee I can give you and if you want success you ne...
【单选题】— Aren't they working? — _______, but they aren't working well. — Sure, we need a hand. [ ]
A.
No, they aren't
B.
Yes, they are
C.
Sorry, I don't know
D.
Sure, they do
【单选题】What is the main reason why it isn't always working to use incentives to change various individuals' minds?
A.
Because individuals are driven by different goals to become successful.
B.
Because adverse people are often too resistant to be encouraged.
C.
Because forcing to change can’t produce the desirable outcome.
D.
Because making a change doesn’t guarantee a bright future at all.
【单选题】According to the passage we know most modern VDTs ______.
A.
can change the working conditions for the operators
B.
can limit the dangers from the electro-magnetic radiation
C.
can also affect the growth of the cells
D.
can protect the health of the computer operators
【单选题】If they don’t change the way they’re working on the issue, the result will turn out to be just the opposite of their wish.
A.
exactly
B.
definitely
C.
occasionally
D.
originally
【单选题】Mike apologized for _______ to inform her of the change in the working plan.
A.
his being not able
B.
him not to be able
C.
his not being able
D.
him to be not able
相关题目：
参考解析：
知识点：
题目纠错 0
发布
