add number in study module

src/components/python/pythomDes/Study/index.js

@@ -2,6 +2,27 @@ import React, { Component } from 'react'
 import './index.scss'
 
 export default class Study extends Component {
+
+  Change = (data) => {
+    let cn = ["一", "二", "三", "四", "五", "六", "七", "八", "九", '十'];
+    let newStr = ''
+    let str = data.toString()
+    let ci = Number(str) % 10
+    let cs = Math.floor(Number(str) / 10)
+    let cv = ''
+    if (str.length > 1) {
+        if(cs==1){
+            cv = ci >= 1 ? cn[9] + cn[ci - 1] : cn[9]
+        } else {
+            cv = ci > 1 ? cn[cs - 1] + cn[9] + cn[ci - 1] : cn[cs - 1] + cn[9]
+        }
+    } else {
+        cv = cn[ci - 1]
+    }
+    newStr = str.replace(str, cv)
+    return newStr;
+  }
+
   render() {
     return (
       <div className={'study__container'}>
@@ -37,7 +58,8 @@ export default class Study extends Component {
               this.props.syllabus.map((item, index)=>{
                 return (
                   <div className={'item__container'} key={index}>
-                    <div className={'item__title'}>{item.name}</div>
+                    <div className={'item__title'}>{ 
+                    '第' + this.Change(index + 1) + '阶段 ' +item.name}</div>
                     {
                       item.lessons.map((item, index)=>{
                         return (