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How to initialise array in react-native using es6?

I am trying to create empty array in react-native using es6. But while accessing it I get an error data not defined.

Here is the code snippet which I am using to initialise the array.

JavaScript

Here is the code through which I am trying to populate the array and at the same time logging it

JavaScript

I think so there is a problem in initialisation of array can anybody rectify it?

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Answer

Your initializing of the array looks fine. You just can’t access data like a local scoped variable. The data array in your example is a property/attribute of your state object.

So you need to access your data array like this: this.state.data

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