PHP7 - String Manipulation

Language: PHP
<?PHP
 
$email = "test@test.com";
$email_end = substr($email, strlen($email) - 4);
 
if ($email_end = = ".com" ) {
print "ends in .com";
}
else {
print "doesn';t end in .com";
}
 
?>

Language: PHP
<?php
 
$str = "Hello fri3nd, you';re
       looking          good today!";
 
print_r(str_word_count($str, 1));
print_r(str_word_count($str, 2));
print_r(str_word_count($str, 1, ';àáãç3';));
 
echo str_word_count($str);
 
?>

Language: PHP
The above example will output:
 
Array (     [0] => Hello     [1] => fri     [2] => nd     [3] => you';re     [4] => looking     [5] => good     [6] => today )  Array (     [0] => Hello     [6] => fri     [10] => nd     [14] => you';re     [29] => looking     [46] => good     [51] => today )  Array (     [0] => Hello     [1] => fri3nd     [2] => you';re     [3] => looking     [4] => good     [5] => today )  7

Language: PHP
<?PHP
$email = "test@test.com";
$needle = substr($email, strlen($email) - 4);
echo strcmp($needle, substr($haystack, -1 * strlen($needle))) == 0 ? "Ends in .{$needle}" : "Does not"; 
 
?>

Language: PHP
<?php 
// Evaluate how closely "Abraham" matches the word "Adam"
$str1 = "Adam";
$str2 = "Abraham";
$check_sim = similar_text($str1, $str2, $prcnt);
echo "Similarity: $check_sim  - Percentage: $prcnt%"; 
 
echo "<br /><br />";
 
// Evaluate how closely "Allen" matches the word "Adam"
$str1 = "Adam";
$str2 = "Allen";
$check_sim = similar_text($str1, $str2, $prcnt);
echo "Similarity: $check_sim  - Percentage: $prcnt%"; 
?>

Language: PHP
Similarity: 3 - Percentage: 54.5454545455%
 
Similarity: 1 - Percentage: 22.2222222222%

Language: PHP
<?php
echo str_repeat("-=", 10);
?>

Language: PHP
-=-=-=-=-=-=-=-=-=-=

Language: PHP
$str1 = ';innocent';;
$str2 = 0;
if ($str1 == $str2) {
 echo ';String matched!';;
}