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Still not sure about the alt attribute of the img tag? -PHP Chinese website Q&A-Still not sure about the alt attribute of the img tag? -PHP Chinese website Q&A
Please watch and learn.
alt 属性是一个必需的属性，它规定在图像无法显示时的替代文本。
假设由于下列原因用户无法查看图像，alt 属性可以为图像提供替代的信息
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
Still not sure about the alt attribute of the img tag? -PHP Chinese website Q&A-Still not sure about the alt attribute of the img tag? -PHP Chinese website Q&A
Please watch and learn.
alt 属性是一个必需的属性，它规定在图像无法显示时的替代文本。
假设由于下列原因用户无法查看图像，alt 属性可以为图像提供替代的信息