What will be the output of the following PHP code?
<?php $a1 = array_fill(3, 4, blue);
$b1 = array_fill(0, 1, red);
print_r($a1);
echo
;
print_r($b1);
?>
$b1 = array_fill(0, 1, red);
print_r($a1);
echo
;
print_r($b1);
?>
Array ( [3] => blue [4] => blue)
Array ( [0] => red )
Array ( [4] => blue [5] => blue [6] => blue)
Array ( [0] => red )
Array ( [3] => blue [4] => blue [5] => blue [6] => blue )
Array ()
Array ( [3] => blue [4] => blue [5] => blue [6] => blue )
Array ( [0] => red )
Correct Answer :
D.
Array ( [3] => blue [4] => blue [5] => blue [6] => blue )
Array ( [0] => red )
The array_fill() function fills an array with values.
Related Questions
The date() function returns ___ representation of the current date and/or time.
Integer
String
Boolean
Float
What will be the output of the following PHP code ?
<?php define(GREETING, PHP is a scripting language);
echo $GREETING;
?>
echo $GREETING;
?>
$GREETING
no output
PHP is a scripting language
GREETING
If the directive session.cookie_lifetime is set to 3600, the cookie will live until..
3600 sec
3600 min
3600 hrs
the browser is restarted
What will be the output of the following PHP code ?
<?php $color1 = red;
$color2 = green;
echo $color1.$color2;
?>
$color2 = green;
echo $color1.$color2;
?>
red green
red
green
error
What will be the output of the following PHP code ?
<?php define(NEW_GOOD_NAME_CONSTANT, I have a value);
define(OLD_BAD_NAME_CONSTANT, NEW_GOOD_NAME_CONSTANT);
�echo NEW_GOOD_NAME_CONSTANT;
echo OLD_BAD_NAME_CONSTANT;
?>
define(OLD_BAD_NAME_CONSTANT, NEW_GOOD_NAME_CONSTANT);
�echo NEW_GOOD_NAME_CONSTANT;
echo OLD_BAD_NAME_CONSTANT;
?>
I have a value
I have a valueI have a value
ERROR
I have a valueNEW_GOO_NAME_CONSTANTS
To create an object and set the date to JUNE 22, 2013, which one of the following statement should be executed?
$date = Date(22 JUNE 2013)
$date = new Date(JUNE 22 2013)
$date = DateTime(22 JUNE 2013)
$date = new DateTime(22 JUNE 2013)
What will be the output of the following PHP code? If say date is 22/06/2013.
<?php printf( date(t) ) ?>
30
22
JUNE
2013
What will be the output of the following PHP code ?
<?php define('GREETING_TEST', 'PHP is a scripting language', true);
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
PHP is a scripting language
PHP is a scripting language
GREETING_TESt
PHP is a scripting language
PHP is a scripting language
GREETING_TEST
How many ways can a session data be stored?
3
4
5
6
What will be the output of the following PHP code ?
<?php $i = 5;
while (--$i > 0 || ++$i){ print $i;
} ?>
while (--$i > 0 || ++$i){ print $i;
} ?>
54321111111….infinitely
555555555…infinitely
54321
5
Which one of the following function is used to start a session?
start_session()
session_start()
session_begin()
begin_session()
Which one of the following is the very first task executed by a session enabled page?
Delete the previous session
Start a new session
Check whether a valid session exists
Handle the session
What will be the output of the following PHP code ?
<?php class Constants{ define('MIN_VALUE', '0.0');
define('MAX_VALUE', '1.0');
public static function getMinValue() { return self::MIN_VALUE;
} public static function getMaxValue() { return self::MAX_VALUE;
}}echo Constants::getMinValue();
echo Constants::getMaxValue();
?>
define('MAX_VALUE', '1.0');
public static function getMinValue() { return self::MIN_VALUE;
} public static function getMaxValue() { return self::MAX_VALUE;
}}echo Constants::getMinValue();
echo Constants::getMaxValue();
?>
0.01.0
01
No output
ERROR
What will be the output of the following PHP code ?
<?php $i = 0;
while (++$i && --$i){ print $i;
} ?>
while (++$i && --$i){ print $i;
} ?>
1234567891011121314….infinitely
01234567891011121314…infinitely
no output
error
What will be the output of the following PHP code ?
<?php $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>
$color2 = 1;
echo $color1 + $color2;
?>
11
2
0
1
What will be the output of the following PHP code ?
<?php class myObject { }define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;
?>
echo myObject::CONSTANT;
?>
test
error
myObject::CONSTANT
no output
A PHP script should start with ___ and end with ___:
< php >
< ? php ?>
<?php ?>
<% %>
What will be the output of the following PHP code ?
<?php $i = 5;
while (--$i > 0){ $i++;
print $i;
print hello;
} ?>
while (--$i > 0){ $i++;
print $i;
print hello;
} ?>
4hello4hello4hello4hello4hello…..infinite
5hello5hello5hello5hello5hello…..infinite
no output
error
What will be the output of the following PHP code ?
<?php $color1 = red;
$color2 = red;
echo $color1 + $color2;
?>
$color2 = red;
echo $color1 + $color2;
?>
redgreen
red green
0
1
What will be the output of the following PHP code ?
<?php define(GREETING, PHP is a scripting language, true);
echo GREETING;
echo
echo GREETING;
?>
echo GREETING;
echo
echo GREETING;
?>
PHP is a scripting language
GREETING
GREEtING
GREETING
PHP is a scripting language
PHP is a scripting language
What will be the output of the following PHP code?
<?php $a1 = array(red, green);
$a2 = array(blue, yellow);
print_r(array_merge($a1, $a2));
?>
$a2 = array(blue, yellow);
print_r(array_merge($a1, $a2));
?>
Array ( [0] => red [1] => green)
Array ( [0] => blue [1] => yellow [2] => red [3] => green )
Array ( [0] => red [1] => green [2] => blue [3] => yellow )
Array ( [0] => blue [1] => yellow )
Say you want to calculate the date 45 days from the present date which one of the following statement will you use?
totime(+45)
totime(+45 days)
strtotime(+45 days)
strtotime(-45 days)
What will be the output of the following PHP code?
<?php $a = array(a=>red, b=>green, c=>blue);
echo array_shift($a);
print_r ($a);
?>
echo array_shift($a);
print_r ($a);
?>
green
red
redArray( [c] => green [c] => blue )
redArray( [b] => green [c] => blue )
What will be the output of the following PHP code ?
<?php $i = 2;
while (++$i){ while (--$i > 0) print $i;
} ?>
while (++$i){ while (--$i > 0) print $i;
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210
10
no output
infinite loop
What will be the output of the following PHP code ?
<?php $i = 0;
while ($i = 10){ print hi;
}print hello;
?>
while ($i = 10){ print hi;
}print hello;
?>
hello
infinite loop
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error
Which one of the following format parameter can be used to identify timezone?
T
N
E
I
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Session
Cookie
URL rewriting
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What is the default time(in seconds) for which session data is considered valid?
1800
3600
1440
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What will be the output of the following PHP code?
<?php $a1 = array(a=>red, b=>green, c=>blue, d=>yellow);
$a2 = array(e=>red, f=>green, g=>blue);
$result = array_diff($a1, $a2);
print_r($result);
?>
$a2 = array(e=>red, f=>green, g=>blue);
$result = array_diff($a1, $a2);
print_r($result);
?>
Array ( [d] => yellow )
Array ( [c] => blue )
Array ( [a] => red )
Array ( [e] => yellow )
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i) $3hello
ii) $_hello
iii) $this
iv) $This
All of the mentioned
Only ii)
ii), iii) and iv)
ii) and iv)