html - use model attribute from spring controller in ng-show -

using spring boot,angualrjs html view
using in index.html

<a ng-show="permission=='write'"> 

from spring boot controller returning permission in model

@requestmapping(value = "/", method = requestmethod.get) public  string getindex(model model) {    model.addattribute("permission","write");    return "index";  } 

tab tag not visible in view.while console has no error. how use model attribute value in ng-show?

in javascript, while checking equals condition should ===

change ng-show <a ng-show="permission==='write'">

also there similar post, have on how model attribute value in angularjs spring controller