Which of the following are valid function names?i) function()ii) â‚¬()iii) .function()iv) $function() Options: A . &nbspOnly (ii) B . &nbspNone of the mentioned. C . &nbspAll of the mentioned. D . &nbsp(iii) and (iv)

Which of the following are valid function names?i) function()ii) â‚¬()iii)

Question

Which of the following are valid function names?i) function()ii) â‚¬()iii) .function()iv) $function()

Options:

A . Only (ii)

B . None of the mentioned.

C . All of the mentioned.

D . (iii) and (iv)

Answer: Option A

Except a) others are invalid names. According to the specified regular expression ([a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*), a function name like this one is valid.

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