title: How to read json out in php as a string?
body: <p>Respected All,</p>
  
  <p>I have a string which I got from an api. Now I want to extract useful data from this string. This output is a result of Json query. 
  the string is </p>
  
  <blockquote>
    <p>{"PR":{"Url":"<a href="http://www.ididthisfilm.com/lex_tmp2/custom-form/" rel="nofollow">http://www.ididthisfilm.com/lex_tmp2/custom-form/</a>","Domain":"<a href="http://www.ididthisfilm.com" rel="nofollow">http://www.ididthisfilm.com</a>","Title":"Lexicon Of Sustainability – Custom Form","Description":"Welcome to THE LIST EDIT FORM","Pictures":[{"Url":"<a href="http://www.ididthisfilm.com/lex_tmp2/wp-content/uploads/2014/05/Lexicon_logo_new_BETA.png" rel="nofollow">http://www.ididthisfilm.com/lex_tmp2/wp-content/uploads/2014/05/Lexicon_logo_new_BETA.png</a>","Alt":"Lexicon Of Sustainability","Title":"","SourceType":1,"Width":0,"Height":0,"ParsedAspectRatio":0}],"Videos":[],"AuthorName":null,"ExtraInfo":null},"EM":null}`</p>
  </blockquote>
  
  <p>How can I get title and description and url in different variables so that I can use them in php. </p>