docs(compiler): update the compiler docs

1 files changed, 3 insertions, 7 deletions

diff --git a/docs/content/guide/dev_guide.expressions.ngdoc b/docs/content/guide/dev_guide.expressions.ngdoc
index 61592897..08e7e60b 100644
--- a/docs/content/guide/dev_guide.expressions.ngdoc
+++ b/docs/content/guide/dev_guide.expressions.ngdoc
@@ -58,12 +58,8 @@ You can try evaluating different expressions here:
         this.exprs.push(expr);
      };
 
-     $scope.removeExp = function(contact) {
-       for ( var i = 0, ii = this.exprs.length; i < ii; i++) {
-         if (contact === this.exprs[i]) {
-           this.exprs.splice(i, 1);
-         }
-       }
+     $scope.removeExp = function(index) {
+       this.exprs.splice(index, 1);
      };
    }
  </script>
@@ -73,7 +69,7 @@ You can try evaluating different expressions here:
    <button ng:click="addExp(expr)">Evaluate</button>
    <ul>
     <li ng:repeat="expr in exprs">
-      [ <a href="" ng:click="removeExp(expr)">X</a> ]
+      [ <a href="" ng:click="removeExp($index)">X</a> ]
       <tt>{{expr}}</tt> => <span ng:bind="$parent.$eval(expr)"></span>
      </li>
    </ul>