回答編集履歴
1
追記
answer
CHANGED
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@@ -18,4 +18,20 @@
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18
18
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19
19
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$querystring = '?' . implode('&', $arr);
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20
20
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var_dump($querystring);
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21
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```
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22
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+
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23
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---
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24
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+
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25
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```php
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26
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27
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$city_cd = [
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28
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'city_cd' => [
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29
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'11111'
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30
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, '22222'
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31
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, '33333'
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32
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]
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33
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];
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34
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35
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$querystring = '?' . http_build_query($city_cd);
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36
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var_dump($querystring);
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21
37
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```
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