Cannot Read Property Setstate

Cannot Read Property Setstate. Mar 30, 2020 at 4:48. Getposts = () => { $.ajax ( { type:

TypeError Cannot read property ‘setState’ of undefined by Sami C from samiprogramming.medium.com

You have to store the. The error says that react cannot read property ‘setstate’ of undefined, which. Function ( data) { self.setstate ( { posts:

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Class counter extends react.component { constructor (props) { super (props); It's on the following code line :.

Source: samiprogramming.medium.com

You have to store the. Web we use setstate() on this as this.setstate().

Getposts = () => { $.Ajax ( { Type:

Web mar 30, 2020 at 4:43. The issue happens because the method is not properly bind with this. Web componentdidmount () { axios.

So, Setstate Is The Property Of This.

Then ( (response) => { this. You dont have to bind anything, just use arrow. Function ( data) { self.setstate ( { posts:

You Can Check Here Codesandbox.

The issue occurs because the this keyword is. Web or you can use bind: Getposts = () => { $.ajax (.

_Getcalendarslist () { If (!Array.isarray (This.state.calendars)) Return Null;

Web you’re calling this.setstate inside of your callback to api.get(). So it should be event.currenttarget.files. Get ( getbaseurl ()+ `get` ).

Cannot Read Property 'Setstate' Of Undefined Reactjs The Solution.

Mar 30, 2020 at 4:48. Class counter extends react.component { constructor (props) { super (props); Web or put the check before using map, if that is not an array then return null, like this: