perl小駱駝書的筆記（一）overview

overview 1.how to exec above example in linux? chmod +x ex1.1pl ./ext1.1.pl 2.the flow to exec perl perl 腳本在解釋執行時和shell腳本同樣，自頂向下，跳過sub定義部分依次執行。linux 3.example perlweb #！ /usr/bin/perl print("hello pe

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