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November 5, 2012 13:25
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Iterate Java object in JavaScript using JSON
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| <%@ page language="java" import="java.util.*,org.json.simple.JSONValue"%> | |
| <% | |
| HashMap<String, ArrayList<String>> country = new HashMap<String, ArrayList<String>>(); | |
| ArrayList<String> city = new ArrayList<String>(); | |
| city.add("Mumbai"); | |
| city.add("Delhi"); | |
| city.add("kolkata"); | |
| country.put("India", city); | |
| city = new ArrayList<String>(); | |
| city.add("London"); | |
| city.add("Manchester"); | |
| city.add("Bristol"); | |
| country.put("England", city); | |
| String jCountry = JSONValue.toJSONString(country); | |
| System.out.println("jCountry >> " + jCountry); | |
| %> | |
| <html> | |
| <head> | |
| <script type="text/javascript" src="json2.js"></script> | |
| <script type="text/javascript"> | |
| <!-- | |
| function readJavaObject() { | |
| var jCountry = '<%=jCountry%>'; | |
| var countryObj = JSON.parse(jCountry); | |
| for(i in countryObj) { | |
| //get the map | |
| for(j=0;j<countryObj[i].length;j++) { | |
| //iterate each item of list | |
| alert(i+" "+countryObj[i][j]); | |
| } | |
| } | |
| } | |
| //--> | |
| </script> | |
| </head> | |
| <body onload="readJavaObject();"> | |
| How to iterate Java object in Javascript using JSON? | |
| <br> | |
| </body> | |
| </html> |
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