Core Java Programming Course- Greedy and Lazy Matching

Core Java Programming Course- Greedy and Lazy Matching

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains the concept of greedy and non-greedy matches in regular expressions, focusing on how quantifiers like '*', '+', and '{}' work. It demonstrates creating patterns to capture strings between specific characters using Java's Pattern and Matcher classes. The tutorial highlights the difference between greedy and non-greedy matches, showing how to make a match non-greedy by adding a '?' after the quantifier. It also covers resetting the matcher to find multiple matches in a string.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is a greedy match in the context of quantifiers?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you create a pattern to capture strings between two characters, X and Y?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of using a matcher in Java when working with regular expressions?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe how to reset a matcher and why it is necessary.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the difference between greedy and non-greedy matches.

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when you add a question mark after a quantifier?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it important to understand the concept of greedy and non-greedy matches in programming?

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