Develop a regular expression that will accept a dollar amount. For example, $3.56 and $1,000,000 are valid amounts, whereas $5.321 and $5,29,40 are not.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Exercise 16: Money Matters
Develop a regular expression that will accept a dollar amount. For example, $3.56 and $1,000,000 are valid amounts, whereas $5.321 and $5,29,40 are not.
Exercise 16
Test Strings:
Test Suite: (Should be ACCEPTED)
REJECT: $O
REJECT: $0.00
REJECT: $0.99
REJECT: Ş4
REJECT: $4.00
REJECT: $10
REJECT: $10.00
REJECT: $1000
REJECT: $1000.00
REJECT: $1,000
REJECT: $1, 000.00
REJECT: $8,888,888,888,888.88
REJECT: $88,888,888,888,888.88
REJECT: $88,888,888,888,888.88
REJECT: $1234567.89
Test Suite: (Should be REJECTED):
REJECT: $-0
REJECT: $ o
REJECT: $1.9
REJECT: $.99
REJECT: banana
REJECT: $, 333.33
REJECT: $12,34
REJECT: $22,333,22,333.22
REJECT: $$$
REJECT: sss0
REJECT: 3$
REJECT: S02
REJECT: $088,888,98
REJECT: $1,222333
REJECT: $1234412,000,123
REJECT: $02,000.00
Transcribed Image Text:Exercise 16: Money Matters Develop a regular expression that will accept a dollar amount. For example, $3.56 and $1,000,000 are valid amounts, whereas $5.321 and $5,29,40 are not. Exercise 16 Test Strings: Test Suite: (Should be ACCEPTED) REJECT: $O REJECT: $0.00 REJECT: $0.99 REJECT: Ş4 REJECT: $4.00 REJECT: $10 REJECT: $10.00 REJECT: $1000 REJECT: $1000.00 REJECT: $1,000 REJECT: $1, 000.00 REJECT: $8,888,888,888,888.88 REJECT: $88,888,888,888,888.88 REJECT: $88,888,888,888,888.88 REJECT: $1234567.89 Test Suite: (Should be REJECTED): REJECT: $-0 REJECT: $ o REJECT: $1.9 REJECT: $.99 REJECT: banana REJECT: $, 333.33 REJECT: $12,34 REJECT: $22,333,22,333.22 REJECT: $$$ REJECT: sss0 REJECT: 3$ REJECT: S02 REJECT: $088,888,98 REJECT: $1,222333 REJECT: $1234412,000,123 REJECT: $02,000.00
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