问题:
You need to retrieve the username cookie from an HTTP request. If this cookie does NOT exist, then the cvariable will be null.
Which code snippet must be used to retrieve this cookie object?()
A .
B .
C .
D .
You need to retrieve the username cookie from an HTTP request. If this cookie does NOT exist, then the cvariable will be null.
Which code snippet must be used to retrieve this cookie object?()
● 参考解析
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