Uncaught TypeError: Cannot call method 'substring' of undefined
2013-04-27 20:12
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今天用Extjs4.0 做一个表单时突然出现了一下错误
调试半天不知道是什么地方出错了,到网上搜了搜网上解释如下,
纠结了半天,又继续搜,发现一个网友说是一个属性写错了会出现这种情况,受到启发后仔细检查自己的代发终于发现了错误如下:
希望对大家大家在以后的学习中如果出现类似情况能有所启发,有所帮助。错误详情:
调试半天不知道是什么地方出错了,到网上搜了搜网上解释如下,
纠结了半天,又继续搜,发现一个网友说是一个属性写错了会出现这种情况,受到启发后仔细检查自己的代发终于发现了错误如下:
希望对大家大家在以后的学习中如果出现类似情况能有所启发,有所帮助。错误详情:
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