# Introduction In the process of developing with element-ui, there is a lot of use of forms, and the style of the forms is basically fixed in the same system, and the functionality is basically the same. If you were to copy the code of a form for every page you wrote, you would create a lot of duplicate code, which is not conducive to later maintenance and is not concise enough. For this reason, the front-end engineer needs to package the original element-ui component twice.
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