title: How to get value in SimpleXMLElement object?
body: <p>This (var_dump) is a XMLElement object  of Alexa rank of a website. All I want is to read the RANK value( which is 4 here). How to get it?
  I'm trying to do:</p>
  
  <p><strong>print (string) $xml->SD->REACH->RANK;</strong> //but not working out</p>
  
  <pre><code>object(SimpleXMLElement)#1 (4) {
    ["@attributes"]=&gt;
    array(4) {
      ["VER"]=&gt;
      string(3) "0.9"
      ["URL"]=&gt;
      string(10) "yahoo.com/"
      ["HOME"]=&gt;
      string(1) "0"
      ["AID"]=&gt;
      string(1) "="
    }
    ["KEYWORDS"]=&gt;
    object(SimpleXMLElement)#2 (1) {
      ["KEYWORD"]=&gt;
      array(2) {
        [0]=&gt;
        object(SimpleXMLElement)#12 (1) {
          ["@attributes"]=&gt;
          array(1) {
            ["VAL"]=&gt;
            string(10) "On the Web"
          }
        }
        [1]=&gt;
        object(SimpleXMLElement)#4 (1) {
          ["@attributes"]=&gt;
          array(1) {
            ["VAL"]=&gt;
            string(11) "Web Portals"
          }
        }
      }
    }
    ["DMOZ"]=&gt;
    object(SimpleXMLElement)#14 (1) {
      ["SITE"]=&gt;
      object(SimpleXMLElement)#7 (2) {
        ["@attributes"]=&gt;
        array(3) {
          ["BASE"]=&gt;
          string(10) "yahoo.com/"
          ["TITLE"]=&gt;
          string(6) "Yahoo!"
          ["DESC"]=&gt;
          string(133) "A major internet portal and service provider offering search results, customizable content, chatrooms, free e-mail, clubs, and pager."
        }
        ["CATS"]=&gt;
        object(SimpleXMLElement)#8 (1) {
          ["CAT"]=&gt;
          array(3) {
            [0]=&gt;
            object(SimpleXMLElement)#11 (1) {
              ["@attributes"]=&gt;
              array(3) {
                ["ID"]=&gt;
                string(45) "Top/Computers/Internet/On_the_Web/Web_Portals"
                ["TITLE"]=&gt;
                string(22) "On the Web/Web Portals"
                ["CID"]=&gt;
                string(6) "375197"
              }
            }
            [1]=&gt;
            object(SimpleXMLElement)#10 (1) {
              ["@attributes"]=&gt;
              array(3) {
                ["ID"]=&gt;
                string(34) "Top/Computers/Companies/Yahoo_Inc."
                ["TITLE"]=&gt;
                string(20) "Companies/Yahoo Inc."
                ["CID"]=&gt;
                string(6) "376283"
              }
            }
            [2]=&gt;
            object(SimpleXMLElement)#9 (1) {
              ["@attributes"]=&gt;
              array(3) {
                ["ID"]=&gt;
                string(118) "Top/Regional/North_America/United_States/California/Localities/S/Sunnyvale/Business_and_Economy/Computers_and_Internet"
                ["TITLE"]=&gt;
                string(43) "Business and Economy/Computers and Internet"
                ["CID"]=&gt;
                string(6) "627776"
              }
            }
          }
        }
      }
    }
    ["SD"]=&gt;
    object(SimpleXMLElement)#13 (3) {
      ["POPULARITY"]=&gt;
      object(SimpleXMLElement)#3 (1) {
        ["@attributes"]=&gt;
        array(2) {
          ["URL"]=&gt;
          string(10) "yahoo.com/"
          ["TEXT"]=&gt;
          string(1) "4"
        }
      }
      ["REACH"]=&gt;
      object(SimpleXMLElement)#6 (1) {
        ["@attributes"]=&gt;
        array(1) {
          ["RANK"]=&gt;
          string(1) "4"
        }
      }
      ["RANK"]=&gt;
      object(SimpleXMLElement)#5 (1) {
        ["@attributes"]=&gt;
        array(1) {
          ["DELTA"]=&gt;
          string(2) "+0"
        }
      }
    }
  }
  </code></pre>