@@ -179,7 +179,7 @@ function Cup({ guest }) {
179179}
180180
181181export default function TeaGathering () {
182- let cups = [];
182+ const cups = [];
183183 for (let i = 1 ; i <= 12 ; i++ ) {
184184 cups .push (< Cup key= {i} guest= {i} / > );
185185 }
@@ -249,7 +249,7 @@ export default function TeaGathering() {
249249
250250``` js src/Clock.js active
251251export default function Clock ({ time }) {
252- let hours = time .getHours ();
252+ const hours = time .getHours ();
253253 if (hours >= 0 && hours <= 6 ) {
254254 document .getElementById (' time' ).className = ' night' ;
255255 } else {
@@ -311,7 +311,7 @@ body > * {
311311
312312``` js src/Clock.js active
313313export default function Clock ({ time }) {
314- let hours = time .getHours ();
314+ const hours = time .getHours ();
315315 let className;
316316 if (hours >= 0 && hours <= 6 ) {
317317 className = ' night' ;
@@ -610,14 +610,14 @@ export default function StoryTray({ stories }) {
610610import { useState , useEffect } from ' react' ;
611611import StoryTray from ' ./StoryTray.js' ;
612612
613- let initialStories = [
613+ const initialStories = [
614614 {id: 0 , label: " Ankit's Story" },
615615 {id: 1 , label: " Taylor's Story" },
616616];
617617
618618export default function App () {
619- let [stories, setStories] = useState ([... initialStories])
620- let time = useTime ();
619+ const [stories , setStories ] = useState ([... initialStories])
620+ const time = useTime ();
621621
622622 // 临时解决方案:防止在阅读文档时内存无限制增长。
623623 // 我们在这里违反了自己的规则。
@@ -706,14 +706,14 @@ export default function StoryTray({ stories }) {
706706import { useState , useEffect } from ' react' ;
707707import StoryTray from ' ./StoryTray.js' ;
708708
709- let initialStories = [
709+ const initialStories = [
710710 {id: 0 , label: " Ankit's Story" },
711711 {id: 1 , label: " Taylor's Story" },
712712];
713713
714714export default function App () {
715- let [stories, setStories] = useState ([... initialStories])
716- let time = useTime ();
715+ const [stories , setStories ] = useState ([... initialStories])
716+ const time = useTime ();
717717
718718 // 临时解决方案:防止在阅读文档时内存无限制增长。
719719 // 我们在这里违反了自己的规则。
@@ -773,8 +773,13 @@ li {
773773
774774``` js src/StoryTray.js active
775775export default function StoryTray ({ stories }) {
776+ <<<<<< < HEAD
776777 // 复制数组!
777778 let storiesToDisplay = stories .slice ();
779+ ====== =
780+ // Copy the array!
781+ const storiesToDisplay = stories .slice ();
782+ >>>>>> > 50d6991ca6652f4bc4c985cf0c0e593864f2cc91
778783
779784 // 不影响原始数组:
780785 storiesToDisplay .push ({
@@ -798,14 +803,14 @@ export default function StoryTray({ stories }) {
798803import { useState , useEffect } from ' react' ;
799804import StoryTray from ' ./StoryTray.js' ;
800805
801- let initialStories = [
806+ const initialStories = [
802807 {id: 0 , label: " Ankit's Story" },
803808 {id: 1 , label: " Taylor's Story" },
804809];
805810
806811export default function App () {
807- let [stories, setStories] = useState ([... initialStories])
808- let time = useTime ();
812+ const [stories , setStories ] = useState ([... initialStories])
813+ const time = useTime ();
809814
810815 // 临时解决方案:防止在阅读文档时内存无限制增长。
811816 // 我们在这里违反了自己的规则。
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