Alert Json objeto

Question

Tengo el siguiente objeto JSON, necesito alertarlo a través de javascript.

{data:[{"empmenuid":"1","empid":null,"deptid":"66","aliasid":"66","firstname":"66","lastname":"66","sin":"66","status":"66","empclass":"66","hiredate":"66","seneoritydate":"66","separationdate":"66","recalldate":"66","martialstatus":"66","gender":"66","ethinicorigin":"66","ethinicsuborigin":"66","nationality":"66","address1":"66","address2":"66","city":"66","province":"66","postalcode":"66","country":"66","email":"66","officialemail":"66","phone":"66","otherphone":"66","fax":"66","officephone":"66","officeext":"66","officefax":"66","mobilephone":"66","pager":"66","locid":"66","jobtitle":"66","jobtitlestart":"66","fullpart":"66","manager":"66","managername":"66","middlename":"66","nickname":"66","paytype":"66","payfreq":"66"},{"empmenuid":"3","empid":null,"deptid":"12","aliasid":"12","firstname":"12","lastname":"12","sin":"12","status":"12","empclass":"12","hiredate":"12","seneoritydate":"12","separationdate":"12","recalldate":"12","martialstatus":"12","gender":"12","ethinicorigin":"12","ethinicsuborigin":"12","nationality":"12","address1":"12","address2":"12","city":"121","province":"12","postalcode":"12","country":"12","email":"12","officialemail":"12","phone":"12","otherphone":"12","fax":"12","officephone":"12","officeext":"12","officefax":"12","mobilephone":"12","pager":"12","locid":"12","jobtitle":"12","jobtitlestart":"12","fullpart":"12","manager":"12","managername":"12","middlename":"12","nickname":"12","paytype":"12","payfreq":"12"}], 
recordType : 'object'} 

Answer 1

sólo tiene que utilizar

alert(JSON.stringify(your_json_obj)); 

Answer 2

Uso console.log lugar

Answer 3

Puede acceder a una JSON propiedades de los objetos utilizando el operador de dot:

var person { 
    "name":"test", 
    "age":20  
} 

//document.write(person.name); 
alert(person.name);