A regular expression can filter for a specific location, such as the start or end of a line and the beginning and end of a word.
正则表达式可以过滤特定的位置,例如行的开始或结束,以及单词的开始和结束。
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If you can prove that refactoring makes sense from a programming point of view, you can start building your support base, first with your peers and then by spreading the word to the rest of your team.