The main implementation code for loading image adaptive size in jquery_jquery

How to place a picture in a fixed-size div. When the picture is smaller, the actual size is displayed. When the picture exceeds the size of the div, the picture automatically adapts to the size of the div
The main code of the implementation process:

Copy code The code is as follows:

.divImg{
max-height:200px; max-width: 200px;
width: expression(this.width > 200 && this.width > this.height ? 200 : auto);
height: expression(this.height > 200 ? 200 : auto);
}

Example:

Copy code The code is as follows:

< ;/html>