phpCopy<?php
function RemoveSpecialChar($str)
{
$res = preg_replace('/[0-9\@\.\;\" "]+/', '', $str);
return $res;
}
$str = "My name is hello and email [email protected];";
$str1 = RemoveSpecialChar($str);
echo "My UpdatedString: ", $str1;
?>
phpCopy<?php
$str = "@@HelloWorld";
$str1 = substr($str, 1);
echo $str1 . "\n\n";
$str1 = substr($str, 2);
echo $str1;
?>
phpCopy<?php
$mainstr = "<h2>Welcome to <b>PHPWorld</b></h2>";
echo "Text before remove: \n" . $mainstr;
echo "\n\nText after remove: \n" .
str_ireplace(array('<b>', '</b>', '<h2>', '</h2>'), '',
htmlspecialchars($mainstr));
?>
phpCopy<?php
$string = "DelftStack is a best platform.....";
echo "Output: " . rtrim($string, ".");
?>
phpCopy<?php
$mainstr = "This is a sim'ple text;";
echo "Text before remove: \n" . $mainstr, "\n";
$replacestr = remove_sp_chr($mainstr);
function remove_sp_chr($str)
{
$result = str_replace(array("#", "'", ";"), '', $str);
echo "\n\nText after remove: \n" . $result;
}
?>
phpCopy<?php
$str = "ei all, I said eello";
//$trans = array("h" => "-", "hello" => "hi", "hi" => "hello");
echo "Output: " . strtr($str, "e", "h");
?>