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About the React.js FAQ category
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0
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795
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December 30, 2017
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Can we access state properties using bracket notation?
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2
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9300
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January 19, 2021
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How can we access the individual elements or values of a prop which is an array or object?
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5
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9894
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September 29, 2021
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What is an HTML-like JSX element?
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2
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8067
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May 2, 2020
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Is using a variable to set an attribute better practice than using object properties to set attributes?
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7
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9464
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March 14, 2023
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Why sometimes import has {} and sometimes doesn't?
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4
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11536
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November 14, 2020
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Can I call multiple event handlers in response to a single event?
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19
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31616
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March 17, 2023
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What does JSON.stringify do?
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5
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19482
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March 9, 2023
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Why can I use a ternary operator inside a JSX expression but not an if statement?
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13
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12564
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March 6, 2023
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What happens if I don't use this when referencing a method from inside a class?
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13
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7442
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October 22, 2022
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When should I use logic inside of render vs logic inside of the class declaration?
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3
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8975
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November 21, 2020
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Is the ReactDOM render() method the same as the component render() method?
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0
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8357
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January 3, 2019
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Why don't I need a ReactDOM.render() for each component?
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7
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16123
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March 16, 2022
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Are there any other HTML attributes that are reserved keywords in JavaScript that I wont be able to use in JSX?
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7
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14887
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September 25, 2022
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Can we return multiple elements in the render function?
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10
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15837
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February 10, 2022
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What if the specified container already has contents when rendering to it?
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5
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7492
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April 23, 2021
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Should we always set defaultProps for every prop value?
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0
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8971
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January 29, 2019
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Why don't we set the event listener attribute value to a function call?
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9
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11271
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June 6, 2022
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Why do I get errors when I pass the method with () to the attribute?
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6
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4114
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May 7, 2022
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What is the full lifecycle and methods of a component?
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4
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4115
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March 2, 2022
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Can we pass the entire state object to the child component?
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4
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8542
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January 30, 2022
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Can we pass multiple event handlers as props and choose a specific one to attach to a child component?
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1
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10894
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March 27, 2022
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Can I inject other programming languages besides JavaScript into JSX?
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11
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13325
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December 17, 2021
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Is it only possible to update a sibling component through a parent?
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1
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2949
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June 18, 2021
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Can I change a component's attribute values using a conditional statement in the render function?
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8
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5929
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April 24, 2021
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Why would we want to use variables to set a component's attributes?
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0
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5772
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March 23, 2019
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When should I assign a variable to a JavaScript expression that I want to use in a JSX expression?
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0
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8452
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February 17, 2019
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Is props short for "properties"?
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0
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8537
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January 29, 2019
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Is there a way to work with the individual children of a component?
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7
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8773
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July 26, 2021
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Can you pass state through multiple levels of the component tree?
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2
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9376
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May 26, 2020
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