HTML <datalist>标记为<input>元素指定了一组选项。您还需要添加一个ID。使用<datalist ... </ datalist>标记内的<option>…<option>标记。
您可以尝试运行以下代码以在HTML中使用<datalist>标记-
<!DOCTYPE html> <html> <head> <title>HTML Datalist Tag</title> </head> <body> <p>Type the tool name:</p> <input list = "tools" /> <datalist id = "tools"> <option value = "Image Editor"> <option value = "Whiteboard"> <option value = "Image Optimizer"> <option value = "Document Viewer"> </datalist> </body> </html>