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Which function is used by perl for displaying the length of a string?

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Which function is used by perl for displaying the length of a string?

(a) string

(b) len

(c) split

(d) length

I have been asked this question during an interview.

I'm obligated to ask this question of perl topic in section Awk – An Advanced Filter & Perl – The Master Manipulator of Unix

1 Answer

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Best answer
Right choice is (d) length

Easiest explanation: The length function is used by perl to return the length of any string. For example,

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