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JavaScript · Q34

Classes And Modules

Programming · JavaScript · question 34

Q34

What will be the result when non greedy repetition is used on the pattern /a+?b/ ?

A.
Matches the letter b preceded by the fewest number of a’s possible
Answer
B.
Matches the letter b preceded by any number of a
C.
Matches letter a preceded by letter b, in the stack order
D.
None of the mentioned

Answer: Option A

Solution

Answer: Option A
Solution:
Using non greedy repetition may not always produce the results you expect. /a+?b/ matches the letter b preceded by the fewest number of a’s possible.