diff --git a/src/js/soloPositivos-directive.js b/src/js/soloPositivos-directive.js
new file mode 100644
index 0000000..09867d1
--- /dev/null
+++ b/src/js/soloPositivos-directive.js
@@ -0,0 +1,29 @@
+angular.module('focaDirectivas')
+    .directive('soloPositivo', function(){
+        return {
+            require: 'ngModel',
+            scope: true,
+            link: function(scope, element, attr, ngModel) {
+                ngModel.$parsers.push(function (value) {
+                    return '' + value;
+                });
+
+                if(!ngModel) return;
+                    
+                    function test(texto) {
+                        console.log('Texto: ', element);
+                        console.log('Valor 2: ',attr);
+                        if (texto) {
+                            var cambioInput = texto.replace('-','');
+
+                            if (cambioInput !== texto) {
+                                ngModel.$setViewValue(cambioInput);
+                                ngModel.$render();
+                            }
+                            return cambioInput;
+                        }
+                    }
+                    ngModel.$parsers.push(test);
+                }
+        };
+    });
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