{loops} is about looping constructs which allow a programmer to apply the same operation multiple times, each time with possibly different parameters.

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299 views

A macro for looping through a pgfplotstable set by cell

Hi following on from the following question on multi-line headers with pgfplotstable, the solution was to set each affected cell individually. I decided to throw together a command to do that but keep ...
3
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1answer
291 views

How to translate this scenario to LaTeX looping macro?

I want to slice an image into 8 parts, i.e., 2 rows by 4 columns. Each part is on a single page as follows. The gray frame is the Acrobat Reader background, so don't think it is a part of the output I ...
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1answer
569 views

How to include multiple images inside a TikZ loop

I have a case, where my files are named images_001.png .... images_011.png. I tried to put them like this: \def\filelists{1/{"t0_01"},2/{"038"}, 3/{"050"},4/{"060"}} \foreach \i\element in ...
3
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1answer
36 views

Within the .tex file, a loop to compile to multiple PDFs recycling content according to language

I bet there are lots of loops using external processing, but I was hoping to get a preamble hack that would pdflatex out three outputs - suffixed according to Language selected - of the following ...
3
votes
2answers
77 views

Loops and Tables

I'm trying to use LaTex to produce our family diary for next year. It's a page per week with a column for each person. I have the basic layout working: \documentclass[10pt]{article} ...
3
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1answer
96 views

conditional loop printing text and icon

I'm new in the Latex world. I'm writing a little guide and I've choose Latex, in particular Texmaker for writing it. I'm trying to do a loop for printing some instruction as File -> Save as -> Ok. ...
3
votes
1answer
175 views

Using \pgfplotsinvokeforeach in foreach loop

I am trying to run a \pgfplotsinvokeforeach loop in a \foreach loop to plot the variables var1_roll1 - var1_roll10 in one plot and var2_roll1 - var2_roll10 in another. Both loops work fine ...
3
votes
1answer
71 views

How do I create an expandable conditional with a loop inside?

I need to create an expandable conditional that uses a loop (that is, a ..._map_function:). It should either return true from inside the loop, or return false otherwise. In a 'normal' programming ...
3
votes
1answer
478 views

how to use \loop … \repeat to generate an arbitrary number of rows in a table [duplicate]

Possible Duplicate: Copy table row n times The code below is intended to produce a table with 3 columns and 3 rows (one heading and two empty rows) but it can be seen that it doesn't work. ...
3
votes
1answer
186 views

datatool repeat row

I intend to create a document where parts of the text are read from the entries of a .csv file using the package datatool (version 2012/09/25 v2.11., updated manually under debian). Everything works ...
3
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1answer
487 views

CV/resume entry

I would like to create a "command" that does this for me: \cventry{jobtitle}{organisation}{date}{description}{bulletpoint...} such as: \cventry{Potato peeler}{TESCO}{1999 -- to date}{ Responsible ...
3
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1answer
26 views

Bad linebreak with tabulars in loop

I have built arrays (with csnames) containing contact information, and I would like to print out all the contacts in tabular format, using a loop. But when the tabulars overflow the \textwidth, ...
3
votes
2answers
120 views

Typeset R character vectors

I have two vectors in R that I want to typeset. The first vector includes the titles and the second the body texts. Please consider the following MWE \documentclass{article} \begin{document} ...
3
votes
0answers
643 views

“No shape named intersection-1 is known” error in TikZ [closed]

I want to draw a circle with arrows ending not perpendicular but straight on the surface. I managed so far to draw the paths I need and I already read about the naming of paths, but I get an error as ...
2
votes
3answers
1k views

TeX Nested Loops With \iftoggle

This forum has helped me understand how to use nested loops in TeX, but now I am having trouble using \iftoggle (from the etoolbox package) with loops. My goal is to have a toggle that can keep track ...
2
votes
3answers
310 views

How to simulate 2 dimensional loop using 1 dimensional loop?

animate package does not allow nested loops. Only a single loop is allowed. However, we often need to simulate 2 dimensional space in a single loop. Please see the following C# code that I want to ...
2
votes
2answers
474 views

How to detect a blank line inserted by TeX when reading an external file line by line?

I want to make a macro to import all TeX input files in a directory in which the input file containing the macro exists. When reading an external file, TeX appends a blank line to the last iteration. ...
2
votes
2answers
140 views

Accessing value in forloop

This code is not compiling and creates an error "Missing number, treated as zero". \newcounter{x} \forloop{x}{0}{\value{x} < 5}{ value is \value{x} \\ } How can the value of x be printed ...
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3answers
736 views

How to get rid of these excessive rules?

\documentclass{article}%cannot be minimal \usepackage{longtable} \usepackage{ifthen, xspace} \newcounter{xyz} \setcounter{xyz}{1} \def\and{&\xspace} \begin{document} ...
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2answers
349 views

Insert loop inside table?

1- I want to make a table with n number of rows ? my wrong code \newcommand{\xx}{ \begin{tabular}{|c|c|c|} \hline \newcount\fooo \fooo=10 \loop 11 & 12 & 13\\ \hline \advance \fooo ...
2
votes
1answer
121 views

Conditional assignment in a loop

Objective: I want to compile the temporary.tex file containing PSTricks code twice. One with -jobname=Rotated and the other one with -jobname=Unrotated. The resulting Rotated.ps will be passed to ...
2
votes
1answer
336 views

How to insert N images using TikZ's \foreach?

I'd like to avoid having to copy & paste the same code 50 times in my input file, so I'm trying to use the automation offered by TikZ's \foreach. I do not know why this code generates 101 errors. ...
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2answers
225 views

What is the correct way to generate notation for a finite set using for loop in Latex?

I am trying to create a command that will take an index n as a parameter, and generate the the expanded form of this {a_1, a_2, a_3,...,a_n}. For my first attempt, I tried to use the syntax suggested ...
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2answers
362 views

What makes a loop inside \IfFileExists fail?

The following MWE is the simplified version of my project. But it is complete enough to produce the problem. If you disable (comment) the looping parts, compilation succeed. Otherwise you will get ...
2
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1answer
122 views

Vertical Bubble (Loop) Diagrams with FeynMF

I want to produce the following Feynman diagram with FeynMF; the problems is how to render the loops (particle-hole bubble) in the vertical direction; furthermore, how to fill a vertical bubble with ...
2
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1answer
418 views

Use array in loop in tikz

In general: I need to retrieve values from an array to submit those values as indices to a function. More specific: I want to create figures, which contain subfigures. These subfigures are loaded ...
2
votes
1answer
172 views

LaTeX: Different spaces when using readarray, whiledo and value

The answer of the following problem is given in Ulrikes Comment. Thank you very much! I am trying to use external data for similar documents I have to write. The number of these data varies so I ...
2
votes
2answers
444 views

TikZ: drawing an evolution of an ellipse to a hyperbola with the same focus

Is there a high speed way to draw the evolution of an ellipse, to a parabola, and then into a few hyperbolas with the same focus? From the picture, we see that we start out with three elliptical ...
2
votes
1answer
153 views

dynamic for loop

I'm trying to create a dynamic for loop: \def\forinmacro{{a,b,c,d}} \iftb{SomeBool}{\def\forinmacro{{a}}} \foreach \m in \forinmacro {...} Note if I change the last line to \foreach \m in ...
2
votes
2answers
875 views

pgfplots: setlength inside foreach

I have the following code, where the size of the cube marks is set to \x inside a foreach loop: \begin{tikzpicture} \begin{axis}[axis lines=none] \newlength{\mylen} \foreach \x in {1,2,...,10} ...
2
votes
1answer
84 views

Fill line with asterisks [duplicate]

I want to fill a line with asterisks just like as with \cdots or \ldots that can be used in tables, \leaders solution doesn't work well. I'm working in a fixed columns width table, where at the end ...
2
votes
1answer
88 views

How to iterate a list of colors with two additional counters more elegantly?

A part of my code (especially iterating a list of colors with 2 additional counters) below does not seem straightforward. \documentclass[pstricks,border=12pt,dvipsnames]{standalone} ...
2
votes
2answers
97 views

Strange extra line after forloop in a tabular table

I'm trying to generate table lines (tabular environment) with forloop macro. I've got strange extra line after forloop. \documentclass {article} \usepackage [utf8] {inputenc} \usepackage [english] ...
2
votes
1answer
754 views

conditional inside a pgfplotsinvokeforeach loop

I'm using \pgfplotsinvokeforeach to do mathematical computations inside the \addplot options. Now I need a conditional to decide whether to plot a line or not depending on the current index of the ...
2
votes
1answer
1k views

How do I add parfor in algorithmic environment?

I want to have a parfor loop in my algorithm listing (it should work exactly as standard for loop works). How to either change the displayed name of for loop or add my own loop which will keep the ...
2
votes
1answer
775 views

using foreach to draw a chain with a branch

This is an extension to How to draw the border of a node using late options I'm drawing a chain of nodes with different colors using foreach from tikz. Now I want to add a branch, also using foreach. ...
2
votes
1answer
89 views

Frontispiece for thesis UK

I am writing the title page of my thesis, but the frontispizo package described elsewhere on this website doesn't really suit my needs. I am sure the frontispiece I require below can be easily ...
2
votes
1answer
88 views

Why this loop with “evaluate” does not work?

\documentclass[margin=5pt]{standalone} \usepackage{tikz} \usetikzlibrary{shapes,calc} \begin{document} \begin{tikzpicture} \foreach \x [evaluate=\x as \name using \x*20] in{0,0.05,0.1,0.15,...,5} ...
2
votes
3answers
121 views

Concatenating commands with arguments in a macro?

I want to read some lines from a text file, wrap a "style" which in this case is \texttt around each line, and as such concatenate it to a macro that I can use in the document. I came up with this ...
2
votes
1answer
77 views

Does \foreach \x in {1,2,3…} have a limit for the {1,2…} number of elements?

I have the following code which prints some images labelled by _{1,3,5...,37}.png. The following code works just fine. \usepackage{tikz} \foreach \x in {1,3,5,7,9,11,13,15,17,19,21,23,25} { ...
2
votes
1answer
378 views

looping in tabular

I am curious to know why the following failed. A similar thread is on comp.text.tex unanswered. Of course, other manipulations of \whileexpr work, but why does this fail? \documentclass{article} ...
2
votes
1answer
22 views

pgffor `foreach` loop over databib macro-generated list

The databib package from the datatool bundle allows one to import BibTeX databases and work with them from within LaTeX. The author field can be accessed as \DTLbibfield{Author}, which returns data ...
2
votes
1answer
46 views

Problem using macro with TikZ foreach

I am using a simple macro adapted from an answer to the following SO question: http://stackoverflow.com/questions/3951392/latex-space-after-every-letter The modified macro simply takes a string and ...
2
votes
1answer
97 views

How to make Loop?

I need to make for loop analog in LaTeX. My code has following form \documentclass[9pt]{article} \usepackage{tikz} \usepackage{pgfplots} \begin{document} \begin{tikzpicture}[scale=1.2, font=\tiny] ...
2
votes
1answer
144 views

Iterate over pages and set variable

I am looking for a way to take the output of a pageref, iterating through, and assigning a property to each of those pages. Specifically, I want to take this: \documentclass{article} ...
2
votes
2answers
426 views

Undefined Control Sequence \For, \state, or \EndFor

I want to write this algorithm but the error Undefined Control Sequence \For, \state, or \EndFor pops up. \documentclass[titlepage,oneside,12pt]{article} \usepackage[]{algorithm2e,algpseudocode} ...
2
votes
1answer
454 views

How to loop over R objects OUT OF chunks

I want to typeset with TeX a report based on data from an R object (dataframe). The idea is to print a nice TeX table from each line of a R dataframe. Something like \begin{tabular}{ l c r } A1 ...
2
votes
1answer
187 views

Shuffle numbers in a loop

I want to have a document, where the exact same page will be printed for a certain number of pages and on every page there should be a unique number. I know how to do so with a loop, but I don't ...
2
votes
1answer
206 views

Compare two comma separated lists

Hi I would like to compare two comma separated lists. \documentclass[a4paper]{article} \usepackage{comment} \usepackage{ifthen} \usepackage{xargs} \usepackage{xkeyval} \usepackage{xfor} ...
2
votes
1answer
476 views

Place symbols/nodes at intersection between an arc and some horizontal lines with \foreach in TikZ

I'd like to place an symbol I've defined at all the intersection point between an arc and some horizontal lines: I know how to use \foreach for other cases, but I'm really not sure how to setup the ...