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PHP Operators and Expressions

PHP Operators and Expressions
PHP can automatically convert integers to floating point numbers and floating point numbers to integers.

TRUE
FALSE

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$one = "Hello";
$two = "World";
echo $one, $two;

HelloWorld
Hello
Hello World
World

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$x = 3.3;
$y = 2;
echo $x % $y;

Error
0
2
1

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PHP Operators and Expressions
What will be the output of the following PHP code ?
$a = 12;
--$a;
echo $a++;

12
error
10
11

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PHP Operators and Expressions
What will be the output of the following PHP code ?
define("VAR_NAME","test");
${VAR_NAME} = "value";
echo VAR_NAME;
echo ${VAR_NAME};

testtest
error, constant value cannot be changed
test
testvalue

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PHP Operators and Expressions
What will be the output of the following PHP code ?
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;

ERROR
I have a valueI have a value
I have a valueNEW_GOO_NAME_CONSTANTS
I have a value

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