![React】Warning: Use the 'defaultValue' or 'value' props on <select> instead of setting 'selected' on <option> - Qiita React】Warning: Use the 'defaultValue' or 'value' props on <select> instead of setting 'selected' on <option> - Qiita](https://qiita-user-contents.imgix.net/https%3A%2F%2Fcdn.qiita.com%2Fassets%2Fpublic%2Farticle-ogp-background-9f5428127621718a910c8b63951390ad.png?ixlib=rb-4.0.0&w=1200&mark64=aHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTkxNiZ0eHQ9JUUzJTgwJTkwUmVhY3QlRTMlODAlOTFXYXJuaW5nJTNBJTIwVXNlJTIwdGhlJTIwJTI3ZGVmYXVsdFZhbHVlJTI3JTIwb3IlMjAlMjd2YWx1ZSUyNyUyMHByb3BzJTIwb24lMjAlM0NzZWxlY3QlM0UlMjBpbnN0ZWFkJTIwb2YlMjBzZXR0aW5nJTIwJTI3c2VsZWN0ZWQlMjclMjBvbiUyMCUzQ29wdGlvbiVFMiU4MCVBNiZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTU2JnR4dC1jbGlwPWVsbGlwc2lzJnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9MDBlODVmOTdjYTkxNTBlNzIyY2Q4Mjk0NTRmM2MyNDY&mark-x=142&mark-y=112&blend64=aHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTYxNiZ0eHQ9JTQwWW9zdWtlX05hcnVtaSZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9MzE0MWY5ZGIyNzQzYmVjZDg0ODAzYjE5MDYzMzlhZTg&blend-x=142&blend-y=491&blend-mode=normal&s=35298b559e50b7033ad2a27df7cbec7d)
React】Warning: Use the 'defaultValue' or 'value' props on <select> instead of setting 'selected' on <option> - Qiita
![Unexpected props values when using proptypes + passing to default prop a value which imported from another package (e.g react-virtualized) Unexpected props values when using proptypes + passing to default prop a value which imported from another package (e.g react-virtualized)](https://user-images.githubusercontent.com/22729152/114302881-cc390d00-9ad3-11eb-97b2-4d5489a6ae71.png)
Unexpected props values when using proptypes + passing to default prop a value which imported from another package (e.g react-virtualized)
![React set Default Props. The core concept for REACT and other… | by Teepob Harutaipree | DataDrivenInvestor React set Default Props. The core concept for REACT and other… | by Teepob Harutaipree | DataDrivenInvestor](https://miro.medium.com/v2/resize:fit:640/1*C4lzw0IMb7OGstYWDGsRBA.jpeg)
React set Default Props. The core concept for REACT and other… | by Teepob Harutaipree | DataDrivenInvestor
![Jason Miller 🦊⚛ on Twitter: "⚛️ Comparison of (p)react prop default techniques. I prefer defaultProps for static, in-render for dynamic 🤓 https://t.co/9tEkTt0VKh" / Twitter Jason Miller 🦊⚛ on Twitter: "⚛️ Comparison of (p)react prop default techniques. I prefer defaultProps for static, in-render for dynamic 🤓 https://t.co/9tEkTt0VKh" / Twitter](https://pbs.twimg.com/media/C2TlFHhUcAA6Bmi.jpg:large)