[請益] 請問這段 SQL 如何解譯 ?
// 建立新增記錄的SQL指令字串
$sql ="INSERT INTO students (sno, name, address, ";
$sql.="birthday) VALUES ('";
$sql.=$_POST["Sno"]."','".$_POST["Name"]."','";
$sql.=$_POST["Address"]."','".$_POST["Birthday"]."')";
echo "<b>SQL指令: $sql</b><br/>";
想請問以上 $sql 變數設定該如何解譯.. ?
一句 INSERT INTO..要拆成四行設定 $sql 是因為
每 POST 一個欄位值要設定成一變數嗎 ? 可第二行裡沒有 POST..
連接運算子. 要連接後面三行該如何思考..?
謝謝
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