PHP MCQ › Functions in PHP MCQ › Question #2431
MCQ Single Best Answer Not Set

QWhich of the following are valid function names?
i) function()
ii) €()
iii) .function()
iv) $function()

ID: #2431 Functions in PHP MCQ 856 views
Question Info
#2431Q ID
Not SetDifficulty
Functions in PHP MCQTopic
Start Quiz on This Topic
 Your Answer

Choose the Best Option

Click any option to instantly check if you're correct.

  • A Only (ii) ✔ ✖
  • B None of the mentioned. ✔ ✖
  • C All of the mentioned. ✔ ✖
  • D (iii) and (iv) ✔ ✖
Correct Answer: Option A

Explanation

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.
 Continue Practice
Previous Question Next Question
 Share

Share This Question

Challenge a friend or share with your study group.

 More from This Topic

Related MCQ Questions

What will be the output of the following PHP code? < ?php function calc($price, $tax="") { What will be the output of the following PHP code? < ?php $str = "Hello World" echo wordwrap($st Which one of the following PHP functions can be used to build a function that accepts any number of arguments? Which one of the following function reads a directory into an Array? Which of the following PHP functions can be used to get the current memory usage? The filesize() function returns the file size in ___. What will be the output of the following PHP code? < ?php function foo($msg) { echo "$m A function in PHP which starts with __ (double underscore) is know as. What will happen in this function call? < ?php function calc($price,$tax) { $total = $ What will be the output of the following PHP code? < ?php $op2 = "blabla"; function foo($op1)