PrependTo

PrependTo[s,elem]

prepends elem to the value of s, and resets s to the result.

Details

Examples

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Basic Examples  (2)

Assign l to a list:

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Include a new value at the beginning of the list:

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The value assigned to l has changed:

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Prepend to an Association:

In[1]:=
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Out[1]=
In[2]:=
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Out[2]=
In[3]:=
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Out[3]=

Generalizations & Extensions  (2)

Applications  (1)

Possible Issues  (4)

Introduced in 1988
(1.0)
|
Updated in 2014
(10.0)