php references in hindi, learn php in hindi, php tutorial in hindi

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PHP references
, इस tutorial PHP references References
स values assign स , pass स औ return
स References स suggest
variables औ functions इस PHP in Hindi :
Variables औ PHP in Hindi : Functions स
Outline
 Introduction to PHP references in Hindi
 Assigning values using PHP references in Hindi
 Passing values using PHP references in Hindi
 Returning values using PHP references in Hindi
Introduction to PHP references
PHP references value अ अ स access
pointers program
Example – References
<?php
$a =& $b;
$a = "Indian";
echo $a; // will print Indian
echo $b; // it will also print Indian
?>

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program variables value print same
value print value refer
स स variable assign, pass औ return
व variable automatically create
program
Example – References
<?php
function myFunction(&$a)
{
$a=2;
echo $a;
}
myFunction($a);
?>
myFunction() call स स variable pass
स function इस
variable reference स इस PHP इस variable
automatically
for each referenced variables variables
value update program
Example – References (for each loop)
<?php
$arr = array(1,2,3,4,5);
$number =& $value;
foreach($arr as $value)
{
echo $value;
}
echo $number;

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echo $value;
?>
foreach $value variable इस
स स $number variable array value update औ
variables iteration last value 5 print
Assigning by reference
variable स variable value assign simple इस
ampersand(&) operator इस reference व assign
स
Ex.
$a =& $b
स PHP reference
variables same value point References स
अ इ स स variable value
assign स value point

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Passing by reference
references व variable स स reference स
स स function parameters ampersand (&) स declare
स स स parameter function
स औ स tasks perform स स स parameter change
argument update program
Example – Passing by reference
<?php
function myFunction(&$num)
{
$num=$num*2; // $num can be used as $a.
}
$a = 5;
myFunction($a);
echo $a; // prints 10
?>
$a reference स औ function $num
$num value change $a value change
औ 10
Returning reference
स function स reference return function स
ampersand (&) operator

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Example – Returning references
<?php
class myClass {
public $name = "jai";
public function &myFunction() //returns reference of $name
{
return $this->name;
}
}
$obj = new myClass;
$myname = &$obj->myFunction(); // assigning by reference to $myName
echo $myname; // prints jai
$obj->name = "jai ho";
echo $myname; // prints jai ho
?>
इस स function reference return स स
variable assign
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