$re = '/"name"\s*:\s*"[^"]*password[^"]*",\s*"value"\s*:\s*"([^"]*)/m';
$str = '"apps":[
"settings": [
{
"name" : "sometext-v1.password-v1",
"value" : "myPassword"
},
...
...';
preg_match_all($re, $str, $matches, PREG_SET_ORDER, 0);
// Print the entire match result
var_dump($matches);
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for PHP, please visit: http://php.net/manual/en/ref.pcre.php