Page 63 - 2617_JSSPS_C-7
P. 63
Note that var_dump() function is used to evaluate the relational operators. We get the following
output when executing the preceding script:
Logical operators: They are used to combine multiple conditions and evaluate them. They return a
Boolean value ‘True’ or ‘False’ as result. Logical operators of PHP are AND(&&) or (||), XOR(^), NOT(!).
Let us create a PHP script to use some of the logical operators.
<HTML>
<HEAD> <TITLE> Using Variables </TITLE> </HEAD>
<BODY>
<?php
$a = true;
$b = false;
echo var_dump($a and $b);
echo "<br>",var_dump($a or $b);
echo "<br>",var_dump($a xor $b);
?>
</BODY>
</HTML>
Note that var_dump() function is used to evaluate the logical operators. We get the following output
when executing the preceding script:
PHP 61
