p. exported from angular2/forms defined in angular2/src/forms/directives.js (line 62) :markdown The accessor for writing a value and listening to changes on a checkbox input element. # Example ``` ``` .l-main-section h2 Members .l-sub-section h3 constructor pre.prettyprint code. constructor(cd:ControlDirective, setCheckedProperty:Function) :markdown .l-sub-section h3 onChange :markdown .l-sub-section h3 writeValue pre.prettyprint code. writeValue(value) :markdown