![]() But it should not match "javap" in "javap is another tool in JDL bundle". We will match "java" in "java is object oriented language". In this tutorial, we will learn to match a specific word in a string Java regex. Keeping in view the importance of these preprocessing tasks, the Regular Expressions (aka Regex) have been developed in different languages in order to ease these text preprocessing tasks.Ī Regular Expression is a text string that describes a search pattern which can be used to match or replace patterns inside a string with a minimal amount of code. Writing manual scripts for such preprocessing tasks requires a lot of effort and is prone to errors. Similarly, you may want to extract numbers from a text string. For instance, you may want to remove all punctuation marks from text documents before they can be used for text classification. ![]() Text preprocessing is one of the most important tasks in Natural Language Processing (NLP). Regex to Match a Specific Word in a String
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