p. <span class="location-badge">exported from <a href="/angular2/forms">angular2/forms</a></span> defined in <a href="https://github.com/angular/angular/tree/master/modules/angular2/src/forms/validators.js#L16">angular2/src/forms/validators.js (line 16)</a> :markdown Provides a set of validators used by form controls. # Example ``` var loginControl = new Control("", Validators.required) ``` .l-main-section h2 Members .l-sub-section h3 array pre.prettyprint code. array(c:modelModule.ControlArray) :markdown .l-sub-section h3 compose pre.prettyprint code. compose(validators:List<Function>) :markdown .l-sub-section h3 group pre.prettyprint code. group(c:modelModule.ControlGroup) :markdown .l-sub-section h3 nullValidator pre.prettyprint code. nullValidator(c:any) :markdown .l-sub-section h3 required pre.prettyprint code. required(c:modelModule.Control) :markdown