Detecting whether a string is contained in another string : stristr « String « PHP

1. PHP
2. String
3. stristr

Detecting whether a string is contained in another string

 
<?php
$password="secretpassword1";

if (strstr($password,"password")){
    echo('Passwords cannot contain the word "password".');
}
else {
    echo ("Password accepted.");
}
?>
  
  

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