回答編集履歴
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調整
answer
CHANGED
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@@ -4,5 +4,8 @@
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4
4
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```PHP
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5
5
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$txt="2022/01/01";
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6
6
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$result=date("Y/m/d",strtotime($txt." + 5day"));
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7
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+
/* もしくは
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8
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* $result=date("Y/m/d",strtotime($txt)+5*86400);
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9
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*/
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7
10
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print $result;
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8
11
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```
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