<?php echo Today is .date(F d, Y) ?>
Today is 22 June, 2013
Today is 22-06-2013
Today is 06-22-2013
Today is June 22, 2013
D. Today is June 22, 2013
<?php printf( date(t) ) ?>
30
22
JUNE
2013
T
N
E
I
Which of following variables can be assigned a value to it?
i) $3hello
ii) $_hello
iii) $this
iv) $This
All of the mentioned
Only ii)
ii), iii) and iv)
ii) and iv)
PHP files have a default file extension of..
.html
.xml
.php
.ph
.asp
.jsp
Session
Cookie
URL rewriting
Nothing happens
<?php /*echo Hello world;
*/ ?>
Hello world
Nothing
Error
/* Hello world */
<?php $color = red;
$color = green;
echo $color;
?>
red
green
red green
error
<?php $color1 = 1;
$color2 = 1;
echo $color1 + $color2;
?>
11
2
0
1
<?php $age = array(Peter=>35, Ben=>37, Joe=>43);
print_r(array_change_key_case($age, CASE_UPPER));
?>
Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )
Array ( [peter] => 35 [ben] => 37 [joe] => 43 )
Array ( [PETER] => 35 [BEN] => 37 [JOE] => 43 )
Array ( [PeTeR] => 35 [BeN] => 37 [Joe] => 43 )
<?php $color1 = red;
$color2 = green;
echo $color1.$color2;
?>
red green
red
green
error
360
180
3600
1800
<?php $cars = array(Volvo, BMW, Toyota, Honda, Mercedes, Opel);
print_r(array_chunk($cars, 2));
?>
Array ( [0] => Array ( [1] => Volvo [2] => BMW ) [1] => Array ( [1] => Toyota [2] => Honda ) [2] => Array ( [1] => Mercedes [2] => Opel ) )
Array ( [1] => Array ( [1] => Volvo [2] => BMW ) [2] => Array ( [1] => Toyota [2] => Honda ) [3] => Array ( [1] => Mercedes [2] => Opel ) )
Array ( [0] => Array ( [0] => Volvo [1] => Volvo ) [1] => Array ( [0] => BMW [1] => BMW ) [2] => Array ( [0] => Toyota [1] => Toyota ) )
Array ( [0] => Array ( [0] => Volvo [1] => BMW ) [1] => Array ( [0] => Toyota [1] => Honda ) [2] => Array ( [0] => Mercedes [1] => Opel ) )
<?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();
?>
0.01.0
01
No output
ERROR
<?php define(__LINE__, PHP is a scripting language);
echo __LINE__;
?>
PHP is a scripting language
__LINE__
2
ERROR
<?php define(VAR_NAME,test);
${VAR_NAME} = value;
echo VAR_NAME;
echo ${VAR_NAME};
?>
test
testtest
testvalue
error, constant value cannot be changed
<?php $color1 = red;
$color2 = red;
echo $color1 + $color2;
?>
redgreen
red green
0
1
What does PHP stand for?
i) Personal Home Page
ii) Hypertext Preprocessor
iii) Pretext Hypertext Processor
iv) Preprocessor Home Page
Both i) and iii)
Both ii) and iv)
Only ii)
Both i) and ii)
<?php class myObject { }define('myObject::CONSTANT', 'test');
echo myObject::CONSTANT;
?>
test
error
myObject::CONSTANT
no output
<?php echo Today is .date(F d, Y) ?>
Today is 22 June, 2013
Today is 22-06-2013
Today is 06-22-2013
Today is June 22, 2013
<?php $i = 5;
while (--$i > 0 && ++$i){ print $i;
} ?>
5
555555555…infinitely
54321
error
<?php $cars = array(Volvo, BMW, Toyota);
echo I like . $cars[0] . , . $cars[1] . and . $cars[2] . .;
?>
I like Volvo BMW and Toyota.
I like Volvo, BMW and Toyota)
I like Volvo, BMW and Toyota.
I like. Volvo.,. BMW. and. Toyota)
$date = Date(22 JUNE 2013)
$date = new Date(JUNE 22 2013)
$date = DateTime(22 JUNE 2013)
$date = new DateTime(22 JUNE 2013)
<?php define(GREETING, PHP is a scripting language);
echo $GREETING;
?>
$GREETING
no output
PHP is a scripting language
GREETING
<?php define('GREETING_TEST', 'PHP is a scripting language', true);
echo GREETING_TESt;
$changing_variable = 'test';
echo constant('GREETING_' . strtoupper($changing_variable));
?>
PHP is a scripting language
GREETING_TESt
PHP is a scripting language
GREETING_TEST
PHPSESSID
PHPSESID
PHPSESSIONID
PHPIDSESS
time()
mktime()
mrtime()
mtime()
lastmod()
getlastmod()
last_mod()
get_last_mod()
<?php $color = red;
echo $color . red ;
?>
red red
red
error
nothing
<?php $a = array(A, Cat, Dog, A, Dog);
print_r(array_count_values($a));
?>
Array ( [A] => 2 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 2 [Dog] => 1 )
Array ( [A] => 1 [Cat] => 1 [Dog] => 2 )
Array ( [A] => 2 [Cat] => 1 [Dog] => 1)
Delete the previous session
Start a new session
Check whether a valid session exists
Handle the session