v-if="name=='小三'&&name=='小四'"为什么不成立
时间: 2023-10-04 14:09:50 浏览: 42
Sorry, as an AI language model, I cannot provide a complete answer without additional context. However, I can explain the basic usage of v-if in Vue.js.
v-if is a directive in Vue.js that conditionally renders an element based on the value of a given expression. In the example given, v-if checks if the value of the "name" variable is equal to "小三". If it is true, the element will be rendered; otherwise, it will not be rendered.
Here's an example of how v-if can be used in a Vue.js template:
```html
<template>
<div>
<p v-if="name === '小三'">Hello, {{ name }}!</p>
<p v-else>Sorry, you're not 小三.</p>
</div>
</template>
<script>
export default {
data() {
return {
name: '小三'
}
}
}
</script>
```
In this example, if the value of "name" is "小三", the first paragraph tag will be rendered, which says "Hello, 小三!". If not, the second paragraph tag will be rendered instead, which says "Sorry, you're not 小三.".
I hope this helps!
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