小程序丨给textarea的value赋值，只显示140个字

maxlength已经设置为-1，可以编辑多于140字的文字，但赋值就不行，默认截取140字

### 网友回复：

丛\*\*\*：

在线等，有没有人啊

丛\*\*\*：

已经解决，发现是texterea放在form表单里，赋值会限制在140字之内，可以用bindinput事件来做

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