Password field with strength meter These forms do not do anything and have very little validation. They solely demonstrate how you can use Ext Forms to build and layout forms on the fly. The js is not minified so it is readable. See passwordmeter.js and Ext.ux.PasswordMeter.js.
[JavaScript] パスワードを入力し易くする2 | Blog | Development Reference
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Ext.ux.PasswordMeter
