angular ngClass

• http://docs.angularjs.org/api/ng/directive/ngClass
• https://coderwall.com/p/r3_geg
• My tests http://jsbin.com/tatux/3/
• http://stackoverflow.com/questions/7792652/what-is-the-best-way-to-conditionally-apply-a-class-with-angularjs

Use cases

Printing a unique class Name

in the html > ng-class="scopeVarName"
in the controller > $scope.scopeVarName = 'blue';
in the css .blue { color: blue; }

Concatenate a static part + a dynamic part as the class name

http://stackoverflow.com/questions/14024448/expression-inside-ng-class