SYNOPSIS

This example illustrate how the %tree directive is implemented.

Compile it with:

eyapp Rule3

run:

./userule3.pl

give as input a valid expression like a=2*3

To install Parse::Eyapp, copy and paste the appropriate command in to your terminal.

cpanm Parse::Eyapp

perl -MCPAN -e shell
install Parse::Eyapp

For more information on module installation, please visit the detailed CPAN module installation guide.

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