度資料庫報錯-用php逐條讀取mysql中的資料報錯為什嗎??

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關鍵字 度資料庫報錯 php
度資料庫報錯php

';            echo $b["1"].'
'; }?>

為什麼下面會報錯??

Notice: Undefined offset: 1 in C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\project\brief.php on line 25Do you think it will Notice: Undefined offset: 1 in C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\project\brief.php on line 25Do you think itNotice: Undefined offset: 1 in C:\Program Files\Apache Software Foundation\Apache2.2\htdocs\project\brief.php on line 25
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