Accessing JSON data

Question

If I am given the following data by a web-service:

{
    \"d\": [
        {
            \"col1\": \"col 1 data 1\",
            \"col2\": \"col 2 data 1\"
           


        

Answer 1

success:function(data){
data = JSON.parse(data); // you will have to parse the data first
alert(data.d[0].col1);