How to swap values between two variables without using a
third variable?
Answer Posted / sriram
Hey guys, what about swaping variables contains string
values? All of your solutions will suck... Try this and swap
any datatype without third variable... Happy Sensible Coding..
$v = 'sriram';
$u = 'lakshmi';
$v .= $u;
$u = substr($v,0,(strlen($v) - strlen($u)));
$v = substr($v,(strlen($v) - strlen($u)-1), strlen($v));
echo 'u = ' . $u .'<br>';
echo 'v = ' . $v;
Is This Answer Correct ? | 8 Yes | 4 No |
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