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PHP教材
- 9. PHP變數
變數是容器,裡⾯面裝著資料內容
$a = 3; //我是註解(柱姊)
$b = $a + 4; //此時b = 7
echo $b; //7
$c = “This is PHP course.”;
echo $c; //輸出This is PHP course.
$d = “Second sentence.”
$e = $c.$d; //This is PHP course.Second sentence.
echo $e; //輸出This is PHP course.Second sentence.
$f = $b.$e; //7This is PHP course.Second sentence.
數值處理
⽂文字處理
- 10. 練習
• 宣告⼀一變數$a = 3, $b = 5,輸出$a+$b, $a*$b的
值
• 宣告⼀一變數$c=“ccc”, $d=“ddd”,輸出$c.$d