strlen() returns the length of the string on success and . . . . if the string is empty.

PHP Functions
strlen() returns the length of the string on success and . . . . if the string is empty.

Garbage value

-1

0

NULL

Garbage value

-1

0

NULL

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PHP Functions
Which of the following PHP functions can be used to get the current memory usage?

get_memory_usage()

get_usage()

get_memory_peak_usage()

get_peak_usage()

get_memory_usage()

get_usage()

get_memory_peak_usage()

get_peak_usage()

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PHP Functions
What will be the output of the following PHP code ?
function constant()
{
define("GREETING", "Welcome to Narnia");
echo greeting;
}

Welcome to Narnia

greeting

ERROR

GREETING

Welcome to Narnia

greeting

ERROR

GREETING

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PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am b';
}
echo 'I am a';
}
a();
a();

Error

I am bI am a

I am b

I am a Error

Error

I am bI am a

I am b

I am a Error

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PHP Functions
What will be the output of the following PHP code ?
function TV($string)
{
echo "my favourite TV show is ".$string;
function b()
{
echo " I am here to spoil this code";
}
}
function b()
{
echo " I am here to spoil this code";
}
b();
TV("Sherlock");

My favourite TV show isI am here to spoil this code

I am here to spoil this code

Error

None of the mentioned

My favourite TV show isI am here to spoil this code

I am here to spoil this code

Error

None of the mentioned

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PHP Functions
What will be the output of the following PHP code?
echo ucwords("i love my country");

I love my country

I love my Country

i love my Country

I Love My Country

I love my country

I love my Country

i love my Country

I Love My Country

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PHP Functions

PHP Functions strlen() returns the length of the string on success and . . . . if the string is empty.

PHP Functions Which of the following PHP functions can be used to get the current memory usage?

PHP Functions What will be the output of the following PHP code ?function constant(){define("GREETING", "Welcome to Narnia");echo greeting;}

PHP Functions What will be the output of the following PHP code?function a() {function b() {echo 'I am b';}echo 'I am a';}a();a();

PHP Functions What will be the output of the following PHP code ?function TV($string){echo "my favourite TV show is ".$string;function b() {echo " I am here to spoil this code";}}function b(){echo " I am here to spoil this code";}b();TV("Sherlock");

PHP Functions What will be the output of the following PHP code?echo ucwords("i love my country");

PHP Functions
strlen() returns the length of the string on success and . . . . if the string is empty.

PHP Functions
Which of the following PHP functions can be used to get the current memory usage?

PHP Functions
What will be the output of the following PHP code ?
function constant()
{
define("GREETING", "Welcome to Narnia");
echo greeting;
}

PHP Functions
What will be the output of the following PHP code?
function a() {
function b() {
echo 'I am b';
}
echo 'I am a';
}
a();
a();

PHP Functions
What will be the output of the following PHP code ?
function TV($string)
{
echo "my favourite TV show is ".$string;
function b()
{
echo " I am here to spoil this code";
}
}
function b()
{
echo " I am here to spoil this code";
}
b();
TV("Sherlock");

PHP Functions
What will be the output of the following PHP code?
echo ucwords("i love my country");