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Tag: reactjs

How to update nested object state in React

I have multiple checkbox svgs which i’m mapping over which removes the inner tick icon when I manually set either of the isSelected states to false. I want to remove/add the tick icon svg when I press the checkbox in my app. Im unsure where Im currently going wrong in my logic. It works correctly when I…

Why does this html element has only 1 key according to js?

I’m reading the book road to react. A List (react component) function returns this element: Item is again another react component, which is defined as The strangest thing to me is that I would expect props to have two properties: key and item. However, the console only shows: properties of Item Element:…

Show and hide div in react js

How do I hide my page “section” when I click on a button. and show it another button is clicked Here’s my code how do i make the onClick event work it out? Answer Just set a state let’s call it for example hide and set default value false, and on the button click turn it to true. And y…

Apollo fetchMore updates data globally

I have two TaskList components that use the same query GET_TASKS. Both use a different filter query variable which is passed down to them in props as queryVars. I defined a standard merge function in type policies to merge the incoming and existing data together. The TaskList component uses to retrieve the da…