March 2017
Intermediate to advanced
364 pages
9h 45m
Japanese
Content preview from 初めてのPHP
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116
7
章 ユーザとの情報交換：
Web
フォームの作成
7.2
フォームパラメータへのアクセス
すべてのリクエストの最初に、PHP エンジンはフォームでサブミットされるか URL で渡され
たパラメータの値を含むスーパーグローバル配列を設定します。
GET
メソッドフォームのURL と
フォームパラメータは
$_GET
に入ります。
POST
メソッドフォームのフォームパラメータは
$_POST
に
入ります。
http://www.example.com/catalog.php?product_id=21&category=fryingpan という URL は、
$_GET:
に 2 つの値を設定します。
●
$_GET['product_id']
を
21
に設定する。
●
$_GET['category']
を
fryingpan
に設定する。
例7-2 でテキストボックスに
21
を入力し、メニューから
Frying Pan
を選んでフォームをサブミッ
トすると、同じ値が
$_POST
に入ります。
例
7-2
2
要素のフォーム
<form method="POST" action="catalog.php">
<input type="text" name="product_id">
<select name="category">
<option value="ovenmitt">Pot Holder</option>
<option value="fryingpan">Frying Pan</option>
<option value="torch">Kitchen ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.