What will be the output of the following PHP code?
<?php
function a()
{
function b()
{
echo 'I am b';
}
echo 'I am a';
}
b();
a();
?>
<?php
function a()
{
function b()
{
echo 'I am b';
}
echo 'I am a';
}
b();
a();
?>A. I am b
B. I am bI am a
C. Error
D. I am a Error
Answer: Option C
Solution(By Examveda Team)
This will be the output- Fatal error: Call to undefined function b(). You cannot call a function which is inside a function without calling the outside function.Related Questions on Functions
Which one of the following is the right way of defining a function in PHP?
A. function { function body }
B. data type functionName(parameters) { function body }
C. functionName(parameters) { function body }
D. function fumctionName(parameters) { function body }
A. Call By Value
B. Call By Reference
C. Default Argument Value
D. Type Hinting
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