2. Using the notation introduced in this section, write a regular expression that could be used to match each of the following: a) Any sequence of letters (upper- or lowercase) that includes the letter Z (in uppercase). b) Any eleven-digit telephone mumber written in the form (xxx)xxx-xxxx c) Any eleven-digit telephone number either in the form (xxx) xxx-XXXX or xXX-XXX-xxxx. d) A non-negative real number with an optional decimal part. The ex- pression should match numbers such as 17, 183.9999, 182., 0, 0.001, and 21333.2. e) A complete line of text that contains only letters. ) A C++ style one-line comment consisting of // and all the following characters up to the end-of-line,

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
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Chapter1: Computer Networks And The Internet
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2. Using the notation introduced in this section, write a regular expression that
could be used to match each of the following
a) Any sequence of letters (upper- or lowercase) that includes the letter Z
(in uppercase).
b) Any eleven-digit telephone mumber written in the form (xx) I*x-XXIx
c) Any eleven-digit telephone number either in the form (xxx)xxx-xxxx
or xxx-XXx-XXx.
d) A non-negative real number with an optional decimal part. The ex-
pression should match numbers such as 17. 183.9999, 182., 0, 0.001,
and 21333.2.
e) A complete line of text that contains only letters.
r) A C++ style one-line comment consisting of // and all the following
characters up to the end-of-line.
Transcribed Image Text:2. Using the notation introduced in this section, write a regular expression that could be used to match each of the following a) Any sequence of letters (upper- or lowercase) that includes the letter Z (in uppercase). b) Any eleven-digit telephone mumber written in the form (xx) I*x-XXIx c) Any eleven-digit telephone number either in the form (xxx)xxx-xxxx or xxx-XXx-XXx. d) A non-negative real number with an optional decimal part. The ex- pression should match numbers such as 17. 183.9999, 182., 0, 0.001, and 21333.2. e) A complete line of text that contains only letters. r) A C++ style one-line comment consisting of // and all the following characters up to the end-of-line.
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