Unescapes the output of escape() by replacing &, >, <, ', and " with &, <, >, ', and " respectively.
&
>
<
'
"
&
<
>
'
"
A string to unescape.
The string, with its character references replaced by the characters it references. No characters other than the ones mentioned above are unescaped.
Unescapes the output of escape() by replacing
&,>,<,', and"with&,<,>,', and"respectively.