provides macros manipulating strings of tokens. For a basic use, tokens can be alphanumeric chars, but the macros can also be useful for manipulating tokens

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10
votes
2answers
161 views

Is it possible to use \index{\command} inside a \DeclareDocumentCommand?

So I've been writing a book of sorts where I've used xparse to create some commands and environments. Now, when the thing is almost done, I realised a index would be great to have! One of the ...
2
votes
1answer
211 views

Use xstring to replace a macro with different macro

xstring staff... Target I want to create two labels at beginning and end of specific text respectively. I have sucessfully writen some code to do this, see the following code: \usepackage{xstring} ...
5
votes
2answers
99 views

Passing value to \bibleverse

Please help me to find out, how to pass a value to a command, which has additional arguments enclosed in (...). \usepackage{bibleref} \usepackage{xstring} \begin{document} \bibleverse{Gen}(9:9) ...
8
votes
2answers
479 views

StrSubstitute for multiple replacements in a loop?

I am trying to replace multiple keywords using \StrSubstitute inside a loop using foreach - but unable to accumulate all the results. The result of each \StrSubstitute call is getting lost inside the ...
11
votes
2answers
202 views

How to process a list and ignore spaces?

This question is part of a new package: metrix. Typeset metric/prosodic symbols standalone and above syllables. I’m wrinting a new package and I need to process a list (using etoolbox at the ...
5
votes
2answers
237 views

Transforming string into tabular row

Trying to have a command converting a string into a (tabular) row, where each cell of the row is (a function of) each character of the string. (\tilerow is my attempt, \tiletext is just for ...
2
votes
1answer
360 views

xstring StrSubstitute and table

I got a problem with xstring \StrSubstitute in combination with a table. I would like to replace newline (\\) in a variable with the \newline command to generate a second line in a paragraphed table ...
2
votes
1answer
93 views

StrSubstitute not working nicely with pgfplots

This question is related to my older question here, but now slightly different. I now have a function that is supposed to take two multivalued arguments. One contains the columns i want to plot. If i ...
32
votes
6answers
2k views

Censoring Curse Words with Grawlixes

Suppose that I would like to censor a curse word <word> using grawlixes, e.g. "What the #@$! are you doing?!" How can I define a command \censor such that \censor{<word>} results in a ...
6
votes
2answers
130 views

xstring substitution with font commands fails in error

I want to substitute some spaces with normal font \dots in between name parts typeset in \ttfamily. Below example works except for the commented part which fails miserably with the error: TeX ...
3
votes
1answer
58 views

How can by macro as parameter of other macro?

\StrPosition{AQ2 K863 1065 J1065}{ } give 4 \StrMid{AQ2 K863 1065 J1065}{1}{4} give AQ2 \StrMid{AQ2 K863 1065 J1065}{1}{\StrPosition{AQ2 K863 1065 J1065}{ } } i want AQ2 but give error message.
4
votes
1answer
179 views

Check for special character in verbatim environment

I would like to substitute a > in the beginning of each line of a Verbatim environment with another character. Consider: \documentclass{article} \usepackage{fancyvrb,xstring} ...
2
votes
1answer
219 views

Cutting string with formula or cite

I am trying to define a macro that would take a string and paint its ending, for example: \def\paintString#1{% \saveexploremode% \exploregroups% \textcolor{white}{\StrGobbleRight{#1}{5}}% ...
8
votes
3answers
187 views

xstring command in renewcommand

I'm trying renew \texttt command with condition on ending . or ,. But after making this: \usepackage{xstring} \let\OldTexttt\texttt \renewcommand{\texttt}[1]{% \OldTexttt{\hspace{0.4em}#1}% ...
5
votes
2answers
1k views

Upright bold greek with condition in math mode

Good day! I googled the whole stackechange, but was not able to find the answer. I'm quite new to Latex, so my approach is not proper. I try to define a macro, that should format greek letter as ...
1
vote
1answer
140 views

xstring macros inside foreach

I don't really understand what is the problem here, but I guess it has to do with expansion and fragile macros since when I do the same outside of \path it works. Code: \documentclass{article} ...
9
votes
1answer
207 views

Manipulate title field's strings in biblatex

I need to take the first string (considering First~Second a single string) from the title field from anonym entries and: Format this first string differently from the rest of the title, e.g.: ...
4
votes
1answer
146 views

Expanded StrSubstitute

I am trying to use \StrSubstitute, but what I want is to expand it all the way to get the result string. \StrSubstitute{Řepa}{Ř}{Rzzz} then i use it with % somehow define \a as the result string ...
5
votes
1answer
146 views

\IfSubStr does not work when used as parameter of another macro

It seem that if macro \IfSubStr from package xstring is used as parameter it is not expanded like other macros are. Here is minimal demonstration: \usepackage{xstring} \newcommand{\copyArg}[1]{#1} ...
5
votes
2answers
182 views

\uppercase does not work with \IfSubStr?

I'm using \IfSubStr macro of xstring package to decide if user given options contains some letter and if they do I take some actions. I want case independent test on whether user options contain ...
5
votes
1answer
182 views

How to best split long strings?

I would like to do a simple \StrSplit (from the xstring package) on a string I have, however, the string in question may contain a \par, and it appears that \@xs@StrSpl@t@@, which I can only imagine ...
7
votes
2answers
445 views

LaTeX macro for Wikipedia article link

I'd like to create a LaTeX macro that will auto-create a link to a Wikipedia page for me. \usepackage{xstring} \usepackage{hyperref} % replaces the whitespace with '%20' ...
3
votes
1answer
150 views

spreadtab out of memory using STCopy and macro

The following code fills a table using \STCopy. It generates an 'out of save size error'e [MiKTeX 2.9]. If I make the table smaller (by commenting a row out) or remove the max call (and use only the ...
2
votes
1answer
434 views

XeLaTeX - Devanagari page numbers in \tableofcontents [duplicate]

Possible Duplicate: How to get devanagari numerals in latex or xetex I am using XeLaTeX (XeTeX, Version 3.1415926-2.4-0.9998 on TeX Live 2012/W32TeX). I want Devanagari (Indic) page ...
5
votes
0answers
1k views

MikTeX can’t find xstring [closed]

I’m not using MikTeX myself but someone I developed a class for. And it seems like there’s a problem with xstring. The following MWE compiles fine with my TeX Live 2012 but MikTeX (on Win 7) can’t ...
4
votes
2answers
199 views

controling padding using the xstring package

in order to pad some text with a predefined padding, im using the xstrings package my current code is \documentclass{minimal} \usepackage{xstring} ...
4
votes
2answers
114 views

How to test if a given reference belongs to a list of labels?

This question is a prolongation of my previous question How to choose from a list for using result in \ref?. I got really good and interesting answers. Unfortunately I can not implement them for my ...
5
votes
2answers
82 views

How to choose from a list for using result in \ref?

Recently, in choose from a list with xstring, Geoff was asking about defining the command \variation that does the following: \variation{1}{aaa;bbb;ccc} ----> aaa \variation{2}{aaa;bbb;ccc} ...
8
votes
4answers
257 views

choose from a list with xstring

I want a command that does the following: \variation{1}{aaa;bbb;ccc} ----> aaa \variation{2}{aaa;bbb;ccc} ----> bbb \variation{3}{aaa;bbb;ccc} ----> ccc The string in the second input can ...
3
votes
2answers
205 views

canonicalize file path strings in TeX

I have a package which recursively loads many little modules (essentially tex files) from relative file paths. As modules may load other modules, I have to be careful not to load modules twice, so I ...
6
votes
2answers
653 views

Nesting of test commands (IfStrEq, IfSubStr etc.) of xstring

The following code does not work: \documentclass{article} \usepackage{xstring} \newcommand\checkempty[1]{ \IfStrEq{#1}{}{% Empty }{% NonEmpty } } \begin{document} ...
1
vote
1answer
145 views

Customize text format of captions by parsing content of \@caption

I need the first sentence of my captions to appear on its own line in a \large, bold font. I also need to same document to easily produce standard captions (all same font, no line breaks). I have ...
6
votes
1answer
322 views

Why can't I compare a string with \par?

First of all: the package xstring cannot recognize a \par as argument. When I for example do this: \usepackage{xstring} \def\apar{\par} \def\str{a string} \IfStrEq{\str}{\par}{% true part }{% false ...
5
votes
1answer
141 views

StrSubstitute and @ inside and outside \lstnewenvironment

While further working on code for my answer to Different approach to literate programming for LaTeX, I am encountering a problem to which I am sure there is a very simple solution, but it completely ...
4
votes
2answers
386 views

How to cut chapter title in header using xstring

I need to cut the chapter title that appears at page headers. I'm developing a latex generator software (http://github.com/caelum/tubaina, new contributors are welcome!), and because of ...
6
votes
2answers
469 views

Replacing ampersands in argument

I am trying to define a command which takes as an argument a string containing ampersands, and replaces every ampersand by a space. Following the ideas in Replacing characters in argument strings, I ...
10
votes
3answers
499 views

TeX capacity exceeded while parsing a date string

I'm trying to parse a date (say, a due date) in a DD-MMM-YYYY format, e.g., 06-May-2012 and create macros \dueday, \duemonth, and \dueyear. I use xstring's commands to extract the substrings. Then I ...
8
votes
2answers
290 views

Why are some macros undefined inside an if case?

I'm trying to check if a string is only of one char, and I ran into this problem: LaTeX complains that \StrLeft in the comparison takes and additional argument: ! Argument of \@secondoftwo has an ...
8
votes
1answer
448 views

xstring character comparison and \meaning

\documentclass[pdftex,a4paper,12pt,oneside]{book}% \usepackage{xstring} \begin{document} \newcommand{\tmpa}{} \newcommand{\tmpb}{} \newcommand{\tmpc}{} \renewcommand{\tmpc}{abcdefg} \noindent ...
2
votes
1answer
161 views

Xstring dealing with macros

I wrote the \bib command to reference authors in my thesis not using numeric or alpha references of natbib. It copies a piece of text, cut the first 60 characters (the width of my page} and put it ...
5
votes
1answer
723 views

Generate labels using xstring and \Makelowercase

I am trying to write a command that allows me to reference a subsection with a generated label. The idea is that when I declare a step \step{Long Name With Many Uppercase Letters}, the generated ...
12
votes
1answer
297 views

Text being output when none should be

I am confused as to why the MWE below produces any black text. As the code is below, the output is: However, if you comment out the \IfStrEq line then it works fine and the black text goes away? ...
10
votes
3answers
2k views

Extract number from string and compare problem

I try to extract the year, month and day from a string and write different text depending on the given date. I thought I could use xstring and etoolbox, but I can'st get it to work. Here's the code ...
9
votes
4answers
4k views

How to cut a section title in the header

I redefine my headers as in the following MWE: \documentclass[12pt]{article} \usepackage{xstring} \usepackage{fancyhdr} \fancypagestyle{monstyle}{% \fancyhf{} % remove everything ...
1
vote
1answer
204 views

Getting an error when trying to use 'xstring' commands in my macro

When I try to compile the minimal example below, I get an error: ! Argument of \@xs@StrLeft has an extra }. <inserted text> \par l.33 \setInSCCF{abcdef} If I switch the ...
3
votes
3answers
393 views

Arguments expansion in IfSubStr

EDIT: Simplified question How can I make the following code print "Yes"? \IfSubStr{\textbf{AAA}}{AAA}{Yes}{No} Full question I'm playing with xstring's IfSubStr, but I don't really understand ...
5
votes
5answers
2k views

Process a string with replacing and splitting

I have an input string like "123-45" or "1-3-5" or "2-4; 6-8" where the minus signed should be removed. This is easy with the xstring package. \StrSubstitute{#1}{-}{} The next step is to split the ...
4
votes
3answers
1k views

Replace chars with xstring. Catcode problem

I try to do something like this (minimal example): \documentclass[]{article} \usepackage{mathtools} \usepackage{xstring} \newcommand{\foo}[1]{ \StrSubstitute{#1}{:}{\string&}[\fooo] ...
5
votes
1answer
167 views

Substituting strings only when not bounded by letters or numbers

Using StrSubstitute from xstring I can find and replace matches. For e.g.: \StrSubstitute{I like to eat fish.}{fish}{apples} gives "I like to eat apples." \StrSubstitute{Do you want to ...
3
votes
1answer
138 views

Splitting parameters in a macro

I have a macro like this: \newcommand{\listanimals}[1]{ Animals in the farm: #1. } So using \listanimals{pig / sheep / cow / duck / goat} will print: Animals in the farm: pig / sheep / cow ...