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POknockout parent and root binding
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  1. POknockout parent and root binding
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    copied!<p>i have a problem with parent and root binding. </p> <pre><code>function SignCell() { var self = this; self.MathSign = ko.observable("+"); self.AdditionCell = ko.observable(""); } function Expression(cell) { var self = this; self.BaseCell = ko.observable(cell); self.AddCell = ko.observableArray([]); } function Condition(active, expression1, sign, expression2, errMassage) { var self = this; self.Active = ko.observable(active); self.Expression1 = expression1; self.Sign = ko.observable(sign); self.Expression2 = expression2; self.ErrMassage = ko.observable(errMassage); } var ViewModel = function() { var self = this; self.ConditionArray = ko.observableArray([ new Condition(true,new Expression(""),"=",new Expression(""),"") ]); self.RemoveExpr1 = function () { var i = self.ConditionArray.indexOf(arr); self.ConditionArray()[i].Expression1.AddCell.push(new Expression()); }; }; </code></pre> <p>and html </p> <pre><code>&lt;tbody data-bind="foreach: ConditionArray"&gt; &lt;tr&gt; &lt;td&gt;&lt;input class="input-small" data-bind="value: Expression1.BaseCell"/&gt; &lt;table&gt; &lt;tbody data-bind="foreach: Expression1.AddCell"&gt; &lt;tr&gt; &lt;button data-bind="click: $parent.RemoveExpr1" class="btn btn-danger"&gt; &lt;i class="icon-minus-sign icon-white"&gt;&lt;/i&gt;&lt;/button&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/tbody&gt; &lt;/table&gt; </code></pre> <p>i can't call function <strong>self.RemoveExpr1</strong> using <strong>click: $parent.RemoveExpr1"</strong> have you any ideas how to solve this problem</p>
 

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