RegexOne 中文
<Exercisestyle="max-width: 750px"title="练习 1:匹配字符":data='[{type: "match", text: "abcdefg"}, {type: "match", text: "abcde"}, {type: "match", text: "abc"}]'nextUrl="/lesson/introduction_and_abcs.html">输入前三个字符 <SolutionLink text="abc" />。</Exercise>
