php help plzzz urgnt

[inranasingha]

machan php danna wa neda
<?php
$s = ’12345′;
$s[$s[1]] = ’2′;
echo $s;
?>
meke uththare ena heti pahadhanna
12245
ans

 

[Bravo-02]

help karannooo

 

[charitharanasingha]

Mehemai machan

dan methana thiyenne arrays ne

so first array eka define venne mehema

$s[0] = 1
$s[1] = 2
$s[2] = 3
$s[3] = 4
$s[4] = 5

ita passe thava value ekak define karala thiyenavane,

$s[$s[1]] kianne machan $s[2] ai dannavada $s athule array eke pointer ekata ganna kiala thiyenne $s[1] eke value eka, so api udama dapu array eke $s[1] = 2 y

e kianne machan anthimata ara mulinma dapu array eke value vala 2i pointer eka overwrite venava

$s[0] = 1
$s[1] = 2
$s[2] = 2
$s[3] = 4
$s[4] = 5

e kianne machan anthimata array eka print karapuwama
12245

therunada ? step by step palayan machan

 

[inranasingha]

Mehemai machan

dan methana thiyenne arrays ne

so first array eka define venne mehema

$s[0] = 1
$s[1] = 2
$s[2] = 3
$s[3] = 4
$s[4] = 5

ita passe thava value ekak define karala thiyenavane,

$s[$s[1]] kianne machan $s[2] ai dannavada $s athule array eke pointer ekata ganna kiala thiyenne $s[1] eke value eka, so api udama dapu array eke $s[1] = 2 y

e kianne machan anthimata ara mulinma dapu array eke value vala 2i pointer eka overwrite venava

$s[0] = 1
$s[1] = 2
$s[2] = 2
$s[3] = 4
$s[4] = 5

e kianne machan anthimata array eka print karapuwama
12245

therunada ? step by step palayan machan

Since strings can be addressed as arrays, this script simply replaces the value of the second characters (identified by $s[1]) with the character 2, resulting in the string 12245 being printed out.
Tx machan rep+7..