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2025-09-22 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Internet Technology >
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本篇内容介绍了"vue怎么监听对象"的有关知识,在实际案例的操作过程中,不少人都会遇到这样的困境,接下来就让小编带领大家学习一下如何处理这些情况吧!希望大家仔细阅读,能够学有所成!
具体步骤如下:
1.首先,新建一个html项目,并在项目中引入vue;
import Vue from 'vue'
2.引入vue后,在项目中定义一个监听对象;
data () {
return {
obj:{
name:'星星月亮',
age:18
}
}
},
3.最后,监听对象定义好后,使用watch方法即可对对象进行监听;
watch:{
obj:{
deep:true,
handler:function(newV,oldV){
console.log(newV)
}
}
}
相关扩展:
监听对象中的某个属性
watch:{
'obj.name':{
deep:true,
handler:function(newV,oldV){
console.log(newV)
}
}
}
"vue怎么监听对象"的内容就介绍到这里了,感谢大家的阅读。如果想了解更多行业相关的知识可以关注网站,小编将为大家输出更多高质量的实用文章!
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