回答編集履歴
1
調整
answer
CHANGED
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@@ -12,16 +12,16 @@
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12
12
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<?php
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13
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$animal=filter_input(INPUT_GET,"animal");
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15
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-
$selected=["cat"=>"","dog"=>"","rabbit"=>""];
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15
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+
$selected["animal"]=["cat"=>"","dog"=>"","rabbit"=>""];
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16
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-
$selected[$animal]=" selected";
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+
$selected["animal"][$animal]=" selected";
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print <<<eof
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<form method="get">
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<select name="animal">
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<option value="">----</option>
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<option value="cat"{$selected["cat"]}>猫</option>
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<option value="cat"{$selected["animal"]["cat"]}>猫</option>
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<option value="dog"{$selected["dog"]}>犬</option>
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+
<option value="dog"{$selected["animal"]["dog"]}>犬</option>
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-
<option value="rabbit"{$selected["rabbit"]}>うさぎ</option>
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+
<option value="rabbit"{$selected["animal"]["rabbit"]}>うさぎ</option>
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</select>
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</form>
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eof;
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@@ -29,4 +29,5 @@
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print htmlspecialchars($animal);
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}
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?>
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32
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-
```
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32
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+
```
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33
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+
※微調整しました
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