Update README.md

dynamicscode · May 10, 2019 · b50ebdb · b50ebdb
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diff --git a/README.md b/README.md
@@ -24,3 +24,8 @@ Xrm.Portal.Form.get(attributename).setDisable(bool);
 Xrm.Portal.Form.get(attributename).setRequired(bool); //Default - a default validation and a default message
 Xrm.Portal.Form.get(attributename).setRequired(bool, function, message); //A custom validation and a custom message
 ```
+## Attach/Remove OnChange event of an attribute
+```
+Xrm.Portal.Form.get(attributename).attachOnChange(callback);
+Xrm.Portal.Form.get(attributename).removeOnChange();
+```