What is the size of input type="file" in firefox_javascript skills

But how to set this size value, how wide is size="10", and what is the default value? You cannot set it based on your feeling. Check it out with a script:

Copy the code The code is as follows:

I got this result under Firefox:

I found a certain pattern , the default is 208 pixels, and when size="1", it is 85 pixels. The width of each size differs by 6.5 pixels, so we can dynamically set the size value, such as:

Copy code The code is as follows:

if ($.browser.mozilla) { $(this).attr("size", 1 (options.WrapWidth - 85) / 6.5) }

Source: www.cnblogs.com/flowerszhong