8:$含义及用法

$含义及用法

$含义及用法：详解

import Taro, { Component } from '@tarojs/taro'
import PropTypes from 'prop-types'
import { View } from '@tarojs/components'
import './index.scss'
export default class NavigatorBtn extends Component {
  handleGoto (parent, name) {
    Taro.navigateTo({
      url: `/pages/${parent.toLowerCase()}/${name.toLowerCase()}/index`})}
  render () {
    const { parent, name } = this.props
    return (
      <View className='demo-goto-btn'
      onClick={this.handleGoto.bind(this, parent, name)}>查看详情</View>)}}
NavigatorBtn.defaultProps = {
  parent: '',name: '',}
NavigatorBtn.propTypes = {
  parent: PropTypes.string,name: PropTypes.string,}

toUpperCase/toLowerCase

toUpperCase/toLowerCase ：详解
toUpperCase:字符串转成大写/toLowerCase:字符串转成小写