Final answer:
When specifying the size of text using the textSize property, the best practice is to use relative units like percentages or ems. This approach enhances accessibility and ensures text legibility across multiple devices.
Step-by-step explanation:
For the textSize property, it's generally considered a best practice to use relative units to specify the size of the text. Relative units, such as percentages or ems, allow text to scale depending on the user's screen size or their browser's default font settings. This flexibility improves the accessibility and responsiveness of web design, ensuring that text is legible on a variety of devices and to users with differing visual impairments. Therefore, using relative units is not only about aesthetics but also about practical functionality and user inclusivity.
When using the textSize property to specify the size of the text, it is generally considered a best practice to use numerical values. These values represent the size of the text in pixels. For example, you can set the textSize property to 12 to make the text 12 pixels tall. This allows for precise control over the size of the text and is commonly used in programming languages and software development.