Yes, there are symbolic references.

> perl -e ' $vv='a'; $var='vv'; print $$var;';
a

[download]

You also might use eval() to construct an access to the variable. Preferable if $var might sometimes contain values that are not valid variable names like '('. Then eval() can trap the error.

> perl -e ' $vv='a'; $var='vv'; eval "print \$$var;" '
a

[download]

In reply to Re: variable interpolation by jethro
in thread variable interpolation by shan_emails

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