回答編集履歴
3
よくある
test
CHANGED
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@@ -35,3 +35,69 @@
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35
35
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</form>
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36
36
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37
37
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```
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38
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+
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39
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+
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40
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+
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41
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+
# interval処理
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42
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+
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43
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```javascript
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44
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45
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<script>
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46
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+
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47
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var timerId;
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48
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49
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window.addEventListener('DOMContentLoaded', ()=>{
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50
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+
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51
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document.querySelector('#words').addEventListener('click',e=>{
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52
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53
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var btn=e.target;
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54
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55
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btn.disabled=true;
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56
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57
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var msg = document.querySelector("#message").value.split("");
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58
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59
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var box= document.querySelector("#box");
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60
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61
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box.textContent="";
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62
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63
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var len1= msg.length;
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64
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+
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65
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clearInterval(timerId);
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66
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67
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timerId=setInterval((function hoge(){
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68
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69
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var len2= box.textContent.length;
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70
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+
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71
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if(len1<=len2){
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72
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+
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73
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clearInterval(timerId);
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74
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75
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btn.disabled=false;
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76
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77
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}else{
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78
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79
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box.textContent+=msg[len2];
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80
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+
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81
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return hoge;
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82
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+
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83
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}
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84
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+
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85
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})(),500);
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86
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+
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87
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});
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88
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+
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89
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});
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90
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+
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91
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</script>
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92
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+
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93
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<form>
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94
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+
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95
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<input type="text" id="message">
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96
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+
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97
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<input type="button" id="words" value="1文字ずつ表示">
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98
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+
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99
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<div id="box"></div>
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100
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+
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101
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</form>
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102
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+
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103
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+
```
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2
ちょうせい
test
CHANGED
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@@ -14,7 +14,7 @@
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14
14
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15
15
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document.querySelector("#box").textContent+=x;
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16
16
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17
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-
await new Promise(resolve=>setTimeout(()=>
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17
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+
await new Promise(resolve=>setTimeout(()=>resolve(),2000));
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18
18
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19
19
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};
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20
20
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1
ちょうせい
test
CHANGED
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@@ -6,21 +6,17 @@
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6
6
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7
7
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window.addEventListener('DOMContentLoaded', ()=>{
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8
8
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9
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-
document.querySelector('#words').addEventListener('click',()=>{
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9
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+
document.querySelector('#words').addEventListener('click',async ()=>{
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10
10
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11
11
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var msg = document.querySelector("#message").value.split("");
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12
12
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13
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-
(as
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13
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for(var x of msg){
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14
14
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15
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-
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15
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document.querySelector("#box").textContent+=x;
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16
16
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17
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-
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17
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+
await new Promise(resolve=>setTimeout(()=>{resolve()},2000));
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18
18
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19
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-
await new Promise(resolve=>setTimeout(()=>{resolve()},2000));
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20
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-
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21
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-
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19
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+
};
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22
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-
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23
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-
})();
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24
20
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25
21
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});
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26
22
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