Sir how to use sub str() and str len() on the function.? Thank you.

Answer 1

<?php

$name = 'Dexter';

echo strlen($name);
//otputs 6 (how many symbols in $name?)

echo strlen('Dexter Enriqe');
//outputs 13 (space a symbol too)

?>

http://php.net/manual/en/function.substr.php

Answer 2

thank you once again.