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Adding a red asterisk to the required form fields

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In the application development, there are instances when we have to indicate a mandatory form field by showing a red asterisk next to the field label.

The code here overrides the private function of the Ext.form.FormLayout and works with a custom property required. I chose the form layout as the rendering of the labels is taken care by this layout. Another option was to use the allowBlank property but just to keep things simple I have used the custom config required.

For ExtJS version 2.2.x


For ExtJs version 3.0.x


Following is a typical usage:

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