正则表达式的概念

More uploads from 中国大学MOOC-慕课, a channel vetted in rounds 1-3 (pick mode); title passed a strict per-title check; oEmbed verified.

A 6-minute video from 中国大学MOOC-慕课: “正则表达式的概念”.

Video by 中国大学MOOC-慕课, played through YouTube's embedded player.