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ClearAttributes
ClearAttributes[
s
,
attr
] removes attr from the list of attributes of the symbol s.
ClearAttributes modifies Attributes[
s
].
ClearAttributes[
s
,
,
, ... 
] removes several attributes at a time.
ClearAttributes[
,
, ... 
,
attrs
] removes attributes from several symbols at a time.
ClearAttributes is HoldFirst.
ClearAttributes does not affect symbols with the attribute Locked.
See the Mathematica book: Section 2.3.7, Section 2.5.3.
See also: SetAttributes, Unprotect.
Further Examples
This defines a function for integer arguments.
In[1]:= 
It doesn't do anything on lists.
In[2]:= 
Out[2]= 
This makes it listable.
In[3]:= 
Now it works on lists.
In[4]:= 
Out[4]= 
This makes fun1 no longer listable; the definition still works.
In[5]:= 
In[6]:= 
Out[6]= 
In[7]:= 
THIS IS DOCUMENTATION FOR AN OBSOLETE PRODUCT. SEE THE DOCUMENTATION CENTER FOR THE LATEST INFORMATION. | | | |
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