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<?php
for($a =1;$a<=9;$a++)
{
for($b =1;$b<=$a;$b++)
{$c =$a *$b;
echo "$a*$b=$c ";
}
echo "<p>";
}
?>
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$a="hello";
$b=&$a;
unset($b);
$b="world";
echo $a;
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$str="cd";
$$str="landog";
$$st ......
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<form name='frm1' method="post">
<input type="text" name="name" ><input type="submit" name="a">
</form>
A.$_GET['name']
B.$_POST['name']
C.$_SESSION['name']
D.$_REQUEST['name']
E.$_GLOBAL['name']
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void header ( string string [, bool replace [, int http_response_code]] )
void header ( string string [, bool replace [, int http_response_code]] )
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