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solve and explain the below code  

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public class Test {

public static void main(String... args) {

Pattern p = Pattern.compile("a{3}b?c*");
Matcher m = p.matcher("aaab");
boolean b = m.matches();
System.out.println(b);



}
}


 

Asked in Programming & Design - 658 days ago

Tags: solve and explain the below code  

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execute and print output as true,
Explanations :
X? X, once or not at all
X* X, zero or more times
X+ X, one or more times
X{n} X, exactly n times
X{n,} X, at least n times
X{n,m} X, at least n but not more than m times

Answered by rockin at Aug 2, 2010 01:27 AM

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