This is documentation for Mathematica 8, which was
based on an earlier version of the Wolfram Language.
View current documentation (Version 11.2)

ReleaseHold

ReleaseHold[expr]
removes Hold, HoldForm, HoldPattern, and HoldComplete in expr.
  • ReleaseHold removes only one layer of Hold etc.; it does not remove inner occurrences in nested Hold etc. functions.
In[1]:=
Click for copyable input
Out[1]=
In[2]:=
Click for copyable input
Out[2]=
ReleaseHold removes all standard unevaluated containers:
ReleaseHold removes only the outermost layer of Hold:
New in 2 | Last modified in 3