WOLFRAM

Wolfram Language & System Documentation Center
Wolfram Language Home Page »

AssociateTo

✖
AssociateTo[a,keyval]

changes the association a by adding the key-value pair keyval.

✖
AssociateTo[a,{key1val1,key2val2,…}]

adds all key-value pairs keyivali.

Details

Examples

Basic Examples  (3)Summary of the most common use cases

Create an association:

In[1]:=1
✖
https://wolfram.com/xid/09by79kp1-pv6nu8
Out[1]=1

Change the value associated with a:

In[2]:=2
✖
https://wolfram.com/xid/09by79kp1-gsjuix
Out[2]=2

If a key is not already in the association, it is added to it:

In[3]:=3
✖
https://wolfram.com/xid/09by79kp1-ue3pxc
Out[3]=3

Change several values in an association:

In[1]:=1
✖
https://wolfram.com/xid/09by79kp1-h7n2ah
Out[1]=1
In[2]:=2
✖
https://wolfram.com/xid/09by79kp1-kyj0rs
Out[2]=2

Append one association to another:

In[1]:=1
✖
https://wolfram.com/xid/09by79kp1-8436m0
Out[1]=1
In[2]:=2
✖
https://wolfram.com/xid/09by79kp1
Out[2]=2
In[3]:=3
✖
https://wolfram.com/xid/09by79kp1-hbu7uu
Out[3]=3
Wolfram Research (2014), AssociateTo, Wolfram Language function, https://reference.wolfram.com/language/ref/AssociateTo.html.
✖
Wolfram Research (2014), AssociateTo, Wolfram Language function, https://reference.wolfram.com/language/ref/AssociateTo.html.

Text

Wolfram Research (2014), AssociateTo, Wolfram Language function, https://reference.wolfram.com/language/ref/AssociateTo.html.

✖
Wolfram Research (2014), AssociateTo, Wolfram Language function, https://reference.wolfram.com/language/ref/AssociateTo.html.

CMS

Wolfram Language. 2014. "AssociateTo." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/AssociateTo.html.

✖
Wolfram Language. 2014. "AssociateTo." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/AssociateTo.html.

APA

Wolfram Language. (2014). AssociateTo. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/AssociateTo.html

✖
Wolfram Language. (2014). AssociateTo. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/AssociateTo.html

BibTeX

@misc{reference.wolfram_2025_associateto, author="Wolfram Research", title="{AssociateTo}", year="2014", howpublished="\url{https://reference.wolfram.com/language/ref/AssociateTo.html}", note=[Accessed: 26-March-2025 ]}

✖
@misc{reference.wolfram_2025_associateto, author="Wolfram Research", title="{AssociateTo}", year="2014", howpublished="\url{https://reference.wolfram.com/language/ref/AssociateTo.html}", note=[Accessed: 26-March-2025 ]}

BibLaTeX

@online{reference.wolfram_2025_associateto, organization={Wolfram Research}, title={AssociateTo}, year={2014}, url={https://reference.wolfram.com/language/ref/AssociateTo.html}, note=[Accessed: 26-March-2025 ]}

✖
@online{reference.wolfram_2025_associateto, organization={Wolfram Research}, title={AssociateTo}, year={2014}, url={https://reference.wolfram.com/language/ref/AssociateTo.html}, note=[Accessed: 26-March-2025 ]}