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.

如果你能够证明重构从编程的视角来看是有意义的，你就可以开始构建你的支撑库，首先从你的伙伴开始，然后推广到整个团队。

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String.wordpos (phrase [, start]) Gets the word number of the first word of phrase "Now is the time".wordpos (" is the ") returns 2.

wordpos (phrase [，start])得到短语中第一个单词的单词编号“ Now is the time ” . wordpos (“ is the ”)返回2。

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While Malaika got its start through word of mouth, school presentations and Tupperware-style bracelet parties, two start-ups are attempting to give it, and other charities like it a national platform.

FORBES: To Find Something Unique, Consumers Turn To Charity Brands

Mr Moynihan argued that it was wrong to start with a narrow meaning of the word "participation".

BBC: Catholic midwives appeal ruling over abortion case

But this is the time of year when studios start slowly rolling out smaller movie they hope will develop good word of mouth and grow at the box office (and then land lots of Oscar nominations).

FORBES: Lame Box Office Gives Films Like 'Tinker, Tailor' Room to Shine