Problem 1505. Perl 4: unshift

Created by Clemens Giegerich

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:rPr><w:i/></w:rPr><w:t>This is part of a series of perl function which were very helpful for many perl programmers. Could you implement it in Matlab?</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>Prepends list to the front of the array, and returns the number of elements in the new array. The output vector should be of the same type (column or row array) as the input vector x regardless of the list append type. Example:</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[x=[1 2 3 4 5]\n[x,num]=unshift(x, [6 7 8])]]></w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"text\"/></w:pPr><w:r><w:t>then</w:t></w:r></w:p><w:p><w:pPr><w:pStyle w:val=\"code\"/></w:pPr><w:r><w:t><![CDATA[x=[6 7 8 1 2 3 4 5]\nnum=8]]></w:t></w:r></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

147 Solutions
56 Solvers

Last Solution submitted on Apr 19, 2022

Last 200 Solutions

Problem Recent Solvers56

Problem Tags

Community Treasure Hunt

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

Start Hunting!

Problem 1505. Perl 4: unshift

Solution Stats

Last 200 Solutions

Problem Recent Solvers56

Suggested Problems

More from this Author3

Problem Tags

Community Treasure Hunt

Problem 1505. Perl 4: unshift

Solution Stats

Last 200 Solutions

Problem Recent Solvers56

Suggested Problems

More from this Author3

Problem Tags

Community Treasure Hunt

Players