Linked Questions
44 questions linked to/from How to create symbols from strings and set values for them?
3
votes
2
answers
1k
views
Is it possible to set values for a list of variables using a for loop? [duplicate]
Let me preface this question by noting that this is a simple example meant to clarify what I am asking. The actual context in which I want to implement this involves associations containing hundreds ...
- 117
2
votes
3
answers
294
views
How can I assign many values each to a different variable? [duplicate]
How can I assign many values each to a different variable?
For example, I want to set $a = f(1),\,b = f(2),\,c = f(3),\,\dots,\,z = f(26)$ (generally more variables than these). How can I do this ...
- 161
3
votes
2
answers
101
views
Convert Strings in Variables [duplicate]
I want to convert strings to variables. I want to create the term pionprodg1. I tried to do this:
...
- 183
1
vote
3
answers
108
views
How to set a value to the symbol denoted by a given string? [duplicate]
The code setString[name_String, value_]:= Evaluate[Symbol[name]] = value fails whenever Symbol[name] has already been assigned ...
- 872
0
votes
1
answer
164
views
Assign a value to the protected string [duplicate]
How can I assign a value for a symbol composed of a string plus and another string converted from integer?
n=3;
Symbol["as"<>ToString[n]]=4;
So I want to ...
- 49
3
votes
2
answers
68
views
How to convert a list of names and values into a series of expressions [duplicate]
I had an Excel spreadsheet with a list of symbols names in the first column and a list of values in the second column. I imported it. Working with the resulting expression, I now have (in Mathematica) ...
- 327
5
votes
0
answers
146
views
How to get Symbol["x"]=3 to work [duplicate]
This is probably a really simple one, but I'm stumped. I want Symbol["x"]=3 to work just like x=3. However I can't figure out ...
- 4,959
0
votes
0
answers
74
views
Can you dynamically create variable names in Mathematica? [duplicate]
I was wondering if there is a way of Mathematica to read a string or number and create variable with that name.
For instance imagine that I have a file with the word data1. I would want to create a ...
1
vote
1
answer
51
views
InputField with a symbol’s name [duplicate]
Suppose I have an InputField of type String wherein I want to enter a symbol name that I want a later Button to assign values to. That button would then do something like:
...
- 2,307
0
votes
0
answers
65
views
Transform String to Expression [duplicate]
I have a variable postVector and another called CHKpostVector. Both are global variables.
Only the variable ...
- 159
2
votes
0
answers
60
views
Import names into notebook namespace [duplicate]
I have function that at some point has list of strings (e.g. {"apple","pear"}) and I want to declare (initialize) those variables in notebook namespace to default ...
- 21
0
votes
0
answers
47
views
Symbol created in Module not seen outside of Module scope [duplicate]
I am using a function defined with a Module[]. In the Module I am creating a new variable name using a ...
- 1
0
votes
0
answers
28
views
Performing operations on LHS of assignment [duplicate]
Is it possible to first perform an operation on LHS of the = symbol, evaluate that, and then assign the RHS to the new LHS as usual? The following shows the most ...
0
votes
0
answers
24
views
Evaluating a String that is a Variable [duplicate]
I have a Variable assigned a value, say
ImportantDocuments=1
How do I make
N["ImportantDocuments"]
evaluate to be
1
instead of
ImportantDocuments
I found that
N[ToExpression["...
- 117
0
votes
0
answers
23
views
How can I create a variable named from a concatenation of strings and assign it a value created similarly? [duplicate]
I have got a list of strings,
a = {"first","second","third"}.
For each of those strings I would like to create a variable called "The" followed by its content, so ...
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