The value returned from calling method on the instance object will be selected.
If calling method returns nil, no selection is made. The return values are used as the value attribute and options helper of each check box tag, respectively.
Using it, you can change the label and check box display order or even use the label as wrapper, as in the example above. This is possible thanks to a hidden field generated by the helper method for every collection of checkboxes.
Options helper hidden field is given the same field name as the checkboxes with a blank value.
The return values are used as the value attribute and contents of each radio button tag, respectively. Using it, you can change the label and radio button display order or even use the label as wrapper, as in the example above.
So, any strong parameters idiom like: params. To prevent this the helper generates an auxiliary hidden field before every collection of radio buttons.
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The hidden field has the same name as collection radio button and blank value. It can also be any object that responds to call, such as a proc, that will be called for each member of the collection to retrieve the value.
It can also be any object that responds to call, such as a proc, that will be called for options helper member of the collection to retrieve the label. The second value can be a nested array of text-value pairs.
Note: It is possible for this value to match multiple options as you might have the same option in multiple groups. Options: :prompt - set to true or a prompt string.
Then, follow the steps below to deploy and test the sample: Enter an agent name and create a new Dialogflow agent for the sample. After the agent is done importing, click Go to agent.
If nil, no selection is made. Can also be a hash if disabled values are to be specified.
In this case, you options helper use :selected to specify selected option tags. If selected is specified as a Proc, those members of the collection that return true for the anonymous function are the selected values.
Failure to do this will produce undesired results.
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- The option currently held by the object will be selected, provided that the object is available.
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