回答編集履歴
2
.foo.bar
test
CHANGED
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@@ -20,6 +20,12 @@
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20
20
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21
21
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}
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22
22
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23
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+
.foo.bar {
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24
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+
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25
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filter: blur(3px) grayscale(100%);
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26
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+
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27
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}
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28
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+
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23
29
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</style>
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24
30
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25
31
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@@ -34,15 +40,23 @@
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34
40
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35
41
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'use strict';
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36
42
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37
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-
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43
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+
{
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38
44
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39
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-
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45
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+
const handleClick = function handleClick (event) {
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40
46
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41
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const input = event.target;
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42
48
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43
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input.ownerDocument.getElementById('sample').classList.add(input.dataset.setClass);
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44
50
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45
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-
}
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51
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+
};
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52
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+
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53
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+
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54
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+
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55
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for (let input of document.querySelectorAll('input[data-set-class]')) {
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56
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+
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57
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input.addEventListener('click', handleClick, false);
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58
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+
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59
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}
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46
60
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47
61
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}
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48
62
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1
filter test
test
CHANGED
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@@ -24,7 +24,7 @@
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24
24
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25
25
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26
26
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27
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-
<div id="sample" style="background:red;width:300px;height:300px;">
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27
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+
<div id="sample" style="background:red;width:300px;height:300px;">filter test</div>
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28
28
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29
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<input type="button" value="ボタン1" data-action="add" data-set-class="foo">
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30
30
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