How do you get aura attributes required?

How do you get aura attributes required?

tag is used to add an attribute to the lightning component and Salesforce lightning App.

1. Each attribute must have “name” and “type“.
2. To make attribute as required use required=”true” in the tag.
3. To make default value use default=”string or integer“.

How do I add attributes in Aura component?

Use the tag to add an attribute to the component or app. All attributes have a name and a type. Attributes may be marked as required by specifying required=”true”, and may also specify a default value.

What are attributes in Aura components?

An aura attribute is like a variable that we use in programming language or in Apex class. These are typed fields and set on a specific instance of a component. These attributes can be used inside the component as expressions and in controller and helper as well.

How do I get attribute value in Aura component?

To retrieve an attribute value of a component reference, use component. find(“cmpId”). get(“v. value”) .

How do I find my aura ID in lightning component?

Use aura:id to add a local ID of button1 to the lightning:button component. You can find the component by calling cmp. find(“button1”) , where cmp is a reference to the component containing the button.

How do you set a value in Aura component?

How to Set field values on lightning:recordEditForm ?

4. , where cmp is a reference to the component containing the button.

What are the optional attributes of Aura component?

The aura:component tag has the following optional attributes. Indicates whether the component can be used outside of its own namespace. Possible values are public (default), and global. The server-side controller class for the component in the format namespace.myController or myController if using the default namespace.

What do you need to know about Aura in Java?

Required. The name of the attribute. For example, if you set on a component called aura:newCmp, you can set this attribute when you instantiate the component; for example, . Required. The type of the attribute.

When to use aura.action attribute in Lightning?

If a child component has an Aura.Action attribute, a parent component can pass in an action handler when it instantiates the child component in its markup. This pattern is a shortcut to pass a controller action from a parent component to a child component that it contains, and is used for on* handlers, such as onclick.

Is the aura type value case insensitive or sensitivity?

Although type values are case insensitive, case sensitivity should be respected as your markup interacts with JavaScript, CSS, and Apex. Sorry, the document you are looking for doesn’t exist or could not be retrieved.

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