Text Processing with JavaScript

Recipe 71

Highlighting Sentences Containing a Specific Word

Task

Suppose you aim to add a search feature to your program that highlights all sentences in a text containing a specific word. For example, you are comparing a translated book to the original text, which uses a word with multiple meanings. You need to see not only the word, but the context in which it is used to help check that the proper translation was used.

While finding the word using regex is relatively straightforward, identifying the sentence in which it appears is a bit more challenging. To highlight the sentence containing the specified word found in a text, you should write a pattern capable of differentiating between one sentence and another.

Solution

Start with writing the ...