質問編集履歴
2
ソースの追加
test
CHANGED
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File without changes
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test
CHANGED
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@@ -57,3 +57,65 @@
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57
57
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</script>
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58
58
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59
59
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```
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60
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+
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61
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+
ソースコードです。
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62
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+
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63
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+
```ここに言語を入力
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64
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+
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65
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+
<div class="field">
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66
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+
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67
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+
<img alt="95b3b586 9abd 496c 8b50 1aa93fe7bad7" src="/uploads/user/picture/1/95b3b586-9abd-496c-8b50-1aa93fe7bad7.jpg" />
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68
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+
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69
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+
<label for="user_picture">画像</label>
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70
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+
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71
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+
<input id="user_picture_cache" name="user[picture_cache]" type="hidden" />
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72
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+
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73
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+
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74
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+
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75
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+
<img id="img_prev" width=200 height=200 src="#" class="img-thumbnail hidden"/>
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|
76
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+
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77
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+
<input id="post_post_img" name="user[picture]" type="file" />
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78
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+
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|
79
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+
<script type="text/javascript">
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|
80
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+
|
|
81
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+
$(function() {
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82
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+
|
|
83
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+
function readURL(input) {
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84
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+
|
|
85
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+
if (input.files && input.files[0]) {
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|
86
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+
|
|
87
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+
var reader = new FileReader();
|
|
88
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+
|
|
89
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+
|
|
90
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+
|
|
91
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+
reader.onload = function (e) {
|
|
92
|
+
|
|
93
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+
$('#img_prev').attr('src', e.target.result);
|
|
94
|
+
|
|
95
|
+
}
|
|
96
|
+
|
|
97
|
+
reader.readAsDataURL(input.files[0]);
|
|
98
|
+
|
|
99
|
+
}
|
|
100
|
+
|
|
101
|
+
}
|
|
102
|
+
|
|
103
|
+
|
|
104
|
+
|
|
105
|
+
$("#post_post_img").change(function(){
|
|
106
|
+
|
|
107
|
+
$('#img_prev').removeClass('hidden');
|
|
108
|
+
|
|
109
|
+
readURL(this);
|
|
110
|
+
|
|
111
|
+
});
|
|
112
|
+
|
|
113
|
+
});
|
|
114
|
+
|
|
115
|
+
</script>
|
|
116
|
+
|
|
117
|
+
|
|
118
|
+
|
|
119
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+
</div>
|
|
120
|
+
|
|
121
|
+
```
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1
コードの追加
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -7,6 +7,12 @@
|
|
|
7
7
|
よろしくお願いいたします。
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|
8
8
|
|
|
9
9
|
```rails
|
|
10
|
+
|
|
11
|
+
<%= image_tag @user.picture.url if @user.picture? %>
|
|
12
|
+
|
|
13
|
+
<%= f.label :picture, '画像' %>
|
|
14
|
+
|
|
15
|
+
<%= f.hidden_field :picture_cache %>
|
|
10
16
|
|
|
11
17
|
<img id="img_prev" width=200 height=200 src="#" class="img-thumbnail hidden"/>
|
|
12
18
|
|