回答編集履歴
4
調整
answer
CHANGED
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@@ -9,7 +9,9 @@
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9
9
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$("img").remove();
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10
10
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});
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11
11
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$("#download-image").click(function() {
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12
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+
var a=$('<a>');
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12
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-
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13
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+
a.attr({'href':$("#canvas").jSignature("getData"),download:"test.png"}).appendTo($('body')).end().get(0).click();
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14
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+
a.remove();
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13
15
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});
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14
16
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});
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15
17
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</script>
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3
chouseo
answer
CHANGED
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@@ -1,1 +1,21 @@
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1
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-
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1
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+
```javascript
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2
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+
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
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3
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+
<script src="https://cdnjs.cloudflare.com/ajax/libs/jSignature/2.1.3/jSignature.min.js"></script>
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4
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+
<script>
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5
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+
$(function(){
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6
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+
$("#canvas").jSignature();
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7
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+
$("#clear").click(function() {
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8
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+
$("#canvas").jSignature("reset");
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9
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+
$("img").remove();
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10
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+
});
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11
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+
$("#download-image").click(function() {
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12
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+
$('<a>').attr({'href':$("#canvas").jSignature("getData"),download:"test.png"}).appendTo($('body')).end().get(0).click();
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13
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+
});
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14
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+
});
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15
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+
</script>
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16
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+
<div id="canvas" style="background-color:#ffffee;"></div>
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17
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+
<button id="clear">クリア</button>
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18
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+
<button id="download-image">画像ダウンロード</button>
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19
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+
<div id="someelement"></div>
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20
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+
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21
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+
```
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2
調整
answer
CHANGED
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@@ -1,1 +1,1 @@
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1
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-
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1
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+
回答場所を間違えました
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1
修正
answer
CHANGED
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@@ -1,18 +1,1 @@
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1
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-
```PHP
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2
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-
function unicode_decode($str) {
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3
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-
return preg_replace_callback("/((?:[^\x09\x0A\x0D\x20-\x7E]{3})+)/",function ($matches) {
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4
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-
$char = mb_convert_encoding($matches[1], "UTF-16", "UTF-8");
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5
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-
$escaped = "";
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6
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-
for ($i = 0, $l = strlen($char); $i < $l; $i += 2) {
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7
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-
$escaped .= "\u" . sprintf("%02x%02x", ord($char[$i]), ord($char[$i+1]));
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8
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-
}
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9
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-
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1
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+
すみません、回答場所を間違えました
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10
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-
},$str);
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11
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-
}
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12
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-
$str = "αβγδεζηθικλμνξοπρστυφχψω";
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13
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-
$decoded = unicode_decode($str);
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14
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-
echo "$decoded\n";
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15
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-
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16
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-
// \u03b1\u03b2\u03b3\u03b4\u03b5\u03b6\u03b7\u03b8\u03b9\u03ba\u03bb\u03bc\u03bd\u03be\u03bf\u03c0\u03c1\u03c3\u03c4\u03c5\u03c6\u03c7\u03c8\u03c9
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17
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-
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|
18
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-
```
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