回答編集履歴
1
追記
test
CHANGED
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@@ -49,3 +49,35 @@
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49
49
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</form>
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50
50
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51
51
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```
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52
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53
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54
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55
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# 追記
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56
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57
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input要素が変わる度にファイルサイズを表示
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58
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59
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```javascript
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60
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61
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document.addEventListener('change',function(e){
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62
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63
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var t=e.target;
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64
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65
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if(t.form.id=="form1"){
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66
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var size=0;
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68
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69
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var fd=new FormData(t.form);
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70
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size+=fd.get("f1").size|0;
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72
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size+=fd.get("f2").size|0;
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74
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size+=fd.get("f3").size|0;
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76
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console.log(size);
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78
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}
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80
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});
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83
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```
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