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For extracting a substring, ____ function is used.

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For extracting a substring, ____ function is used.

(a) string

(b) index

(c) substr

(d) length

This question was addressed to me during an internship interview.

My question is based upon perl topic in division Awk – An Advanced Filter & Perl – The Master Manipulator of Unix

1 Answer

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Best answer
Right answer is (c) substr

Easiest explanation: The substr function extracts a particular substring from a string based on the value of specified indices. For example,

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