Problem 495. Formatting currency numbers

Created by Ned Gulley

Solve Later

{"relationships":[{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/document","targetMode":"","relationshipId":"rId1","target":"/matlab/document.xml"},{"relationshipType":"http://schemas.mathworks.com/matlab/code/2013/relationships/output","targetMode":"","relationshipId":"rId2","target":"/matlab/output.xml"}],"parts":[{"partUri":"/matlab/document.xml","relationship":[],"contentType":"application/vnd.mathworks.matlab.code.document+xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<w:document xmlns:w=\"http://schemas.openxmlformats.org/wordprocessingml/2006/main\"><w:body><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Given a number, format it properly for textual display using the notation $xxx,xxx,xxx.xx. Assume that no more than two digits will follow the decimal point (i.e. you don't have to worry about rounding). Indicate negative numbers with parentheses.</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Examples:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[ Input  amt = 34.2\n Output str is '$34.20'\n\n Input  amt = 91337585\n Output str is '$91,337,585.00'\n\n Input  amt = -63234922.46\n Output str is '($63,234,922.46)'\n\n Input  amt = 2784.9\n Output str is '$2,784.90']]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Note: Answer this problem in Cody and you'll be helping the person on Answers who asked</w:t></w:r><w:r><w:t> </w:t></w:r><w:hyperlink w:docLocation=\"http://www.mathworks.com/matlabcentral/answers/32171-function-to-format-number-as-currency\"><w:r><w:t>Function to format number as currency?</w:t></w:r></w:hyperlink></w:p></w:body></w:document>"},{"partUri":"/matlab/output.xml","contentType":"text/xml","content":"<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\" ?><embeddedOutputs><metaData><evaluationState>manual</evaluationState><layoutState>code</layoutState><outputStatus>ready</outputStatus></metaData><outputArray type=\"array\"/><regionArray type=\"array\"/></embeddedOutputs>"}]}

Solve

Solution Stats

305 Solutions
106 Solvers

Last Solution submitted on Jul 27, 2022

Last 200 Solutions

Solution Comments

Solution 64677

1 Comment

1 Comment

Jan on 23 Apr 2012

This looks much (c)leaner than the REGEXP method.

Solution 61727

2 Comments

2 Comments

Alfonso Nieto-Castanon on 16 Mar 2012

while on the topic of 'undocumented trivia that will earn you a couple of cody points for no good reason', have you seen this one?

Ned Gulley on 23 Jun 2016

I believe this is the very first use of the Ans Hack in Cody. See http://blogs.mathworks.com/community/2016/06/23/the-great-ans-hack/

Solution 60773

2 Comments

2 Comments

@bmtran (Bryant Tran) on 15 Mar 2012

interesting use of strread to turn a string into a cell array (though probably only really useful in cody)

Ned Gulley on 15 Mar 2012

Kids, don't try this at home. :-)

Solution 60659

1 Comment

1 Comment

Ned Gulley on 13 Mar 2012

This solution was proposed by Oleg Komarov.

Problem Recent Solvers106

Problem Tags

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Problem 495. Formatting currency numbers

Solution Stats

Last 200 Solutions

Solution Comments

Problem Recent Solvers106

Suggested Problems

More from this Author50

Problem Tags

Community Treasure Hunt

Problem 495. Formatting currency numbers

Solution Stats

Last 200 Solutions

Solution Comments

Problem Recent Solvers106

Suggested Problems

More from this Author50

Problem Tags

Community Treasure Hunt

Players