php 0 padding left
<?php
$input = "Alien";
echo str_pad($input, 10); // produces "Alien "
echo str_pad($input, 10, "-=", STR_PAD_LEFT); // produces "-=-=-Alien"
echo str_pad($input, 10, "_", STR_PAD_BOTH); // produces "__Alien___"
echo str_pad($input, 6, "___"); // produces "Alien_"
echo str_pad($input, 3, "*"); // produces "Alien"
?>php clear echo
<?php
ob_start();
echo 'a';
print 'b';
// some statement that removes all printed/echoed items
ob_end_clean();
echo 'c';
// the final output is equal to 'c', not 'abc'
?>php rtrim
$colors=trim("blue,red,green,",",");//remove last , with rtrimCopyright © 2021 Codeinu
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