ExtJS 2.0 practical and concise tutorial ExtJS version of Hello_extjs

Copy code The code is as follows:

< title>ExtJS



<script> <br>Ext.onReady(function() <br>{ <br>Ext.MessageBox.alert("hello","Hello,easyjf open source" ); <br>}); <br></script>

Further, we can display a window on the page, the code is as follows:

Copy code The code is as follows:

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Select and edit when creating node.appendChild in EXTJS I'm very new to Extjs and I'm currently working with a tree where I create a branch and th...

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