i have a form on whose submit button i want to show errors in alert form , here is my code.right now i am showing errors in different divs i want to show all the required errors in one alert .i am not getting any clue how to do this.i have a form on whose submit button i want to
阅读背景：
单击使用角度js的提交按钮后，如何在警告框中显示错误？
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