JSFiddle - React, Tailwind, and code Playground
HTML
<div ng-controller="MeuController" ng-app>
<button ng-click="exibirEsconderTexto()">Exibir / Esconder Texto</button>
<p><b>Valor do atributo 'textoStatus': {{textoStatus}}</b></p>
<p ng-show="textoStatus">Texto definido com diretiva Show</p>
</div>
JavaScript
function MeuController( $scope ) {
$scope.textoStatus = false;
$scope.exibirEsconderTexto = function(){
$scope.textoStatus = ! $scope.textoStatus;
};
}