从url中取参数
import { getCurrentInstance } from ‘@tarojs/taro’

	<template>
		  <web-view :src="srcValue"></web-view>
	</template>
	<script>
		import { getCurrentInstance } from '@tarojs/taro'
		export default {
		  data() {
		    return {
		      srcValue: ''
		    }
		  },
		  created(){
		    this.srcValue =  getCurrentInstance().router.params.value
		  }
		}
	</script>

handleClick() {
  Taro.navigateTo({
    url:
      "/pages/show-page/index?value=https://xxx.index.html"
  });
},