How to use each in jquery

Each () is one of the dedicated methods for Traversing elements. It can be used to do many things. For example, you need to obtain several & amp; lsquo; div & amp; rsquo; class names are output in sequence. The code can be written as follows: Dom structure: [html] & lt; divclass & quot; sb01 & quot; & gt; & lt;/div & gt; & lt; divclass & qu each () is one of the dedicated methods for Traversing elements. We can use it to do many things, for example, you need to obtain several class names of 'div 'and output them in sequence. The code can be written as follows: Dom structure: [html] Jquery code: [html] script $ (function () {$ ("div "). each (function () {alert ("class name is:" + $ (this ). attr ("class");}) script output result: [html] class Name: sb01 class Name: sb02 class Name: sb03