src/Morearty.js
function (name) {
        var ctx = this.getMoreartyContext();
        return getBinding(this.props, name).withBackingValue(ctx._previousState).get();
      }
function (name) {
        var ctx = this.getMoreartyContext();
        return getBinding(this.props, name).withBackingValue(ctx._previousState).get();
      }
function ( name ) { var ctx = this . getMoreartyContext ( ) ; return getBinding ( this . props , name ) . withBackingValue ( ctx . _previousState ) . get ( ) ; }
Get component previous state value.
@param {String} [name] binding name (can only be used with multi-binding state)
@return {*} previous component state value
Get component previous state value .