Vue实现动态显示textarea剩余字数

Vue实现动态显示textarea剩余文字数量，具体内容如下
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这里我们假设允许用户输入的最多数量为200个
html代码如下：
<span>{{remnant}}/200</span>
</pre></div><p>javascript代码如下：</p><div><pre>data(){
 return{
 remnant: 200
 }
}

methods:{
 descInput(){
 var txtVal = this.desc.length;
 this.remnant = 200 - txtVal;
 }
}

</pre></div><p>css代码在这里就不码出来了~</p><p>实现效果如下： </p><p><img src="/upload/otherpic68/73955.jpg" alt="Vue实现动态显示textarea剩余字数"></p><p>以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持创新互联。</p>            
            
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Vue实现动态显示textarea剩余字数
