(PECL pecl_http >= 0.22.0)
HttpQueryString::get — Get the query string or a part thereof
$key
   [, mixed $type = 0
   [, mixed $defval = NULL
   [, bool $delete = false
  ]]]] )Get the query string or a part thereof
keyKey of the query string parameter to retrieve
typeVariable type to enforce for the returned value
Either one of the HttpQueryString::TYPE_* constants or a type abbreviation - "b" for bool, "i" for int, "f" for float, "s" for string, "a" for array and "o" for a stdClass object.
defval
       Default value if key does not exist
      
delete
       Whether to remove key from the query string
      
   Returns the value of the query string param or the whole query string if
   key was not specified. Returns
   defval if the specified key
   does not exist.