报错Notice: Undefined offset: 一

<br>
		 <?PHP <br />
	  <br>
include("conn.php");<br><br>
	  if(isset($_POST['text']))<br>
	  	  {<br>
		  $text=$_POST['text'];<br>
		  $t = date('Ymd', strtotime("-$text day"));<br>
		  <br>
		  }<br>
	  else<br>
	  {<br>
		   $t = date('Ymd', strtotime('-5 day'));<br>
		   <br>
	}<br>
		  <br>
//warehouse_mix.txt		  <br>
$hk_warehouse = array();<br>
foreach(glob('download/hk_warehouse_mix*.txt') as $hk_warehouse_fn) {<br>
  if(substr($hk_warehouse_fn, 16, 8)&gt;$t)<br>
  {<br>
   $hk_warehouse[] = $hk_warehouse_fn;<br>
  }<br>
}<br>
$jp_warehouse=array();<br>
foreach(glob('download/jp_warehouse_mix*.txt') as $jp_warehouse_fa) {<br>
  if(substr($jp_warehouse_fa, 16, 8)&gt;$t)<br>
  { <br>
  $jp_warehouse[] = $jp_warehouse_fa;<br>
  }<br>
}<br><br>
$mix_warehouse=array();<br>
foreach(glob('download/mix_warehouse_mix*.txt') as $mix_warehouse_fa) {<br>
  if(substr($mix_warehouse_fa, 17, 8)&gt;$t)<br>
  { <br>
  $mix_warehouse[] = $mix_warehouse_fa;<br>
  }<br>
}<br><br>
$sum_warehouse=array();<br>
foreach(glob('download/sum_warehouse_mix*.txt') as $sum_warehouse_fa) {<br>
  if(substr($sum_warehouse_fa, 17, 8)&gt;$t)<br>
  { <br>
  $sum_warehouse[] = $sum_warehouse_fa;<br>
  }<br>
}<br><br><br>
//warehouse_mix_label.<a style="color:#f60; text-decoration:underline;" title="pdf" href="https://www.php.cn/zt/17779.html" target="_blank">pdf</a><br><br>
$hk_warehouse_pdf = array();<br>
foreach(glob('download/hk_warehouse_mix*.pdf') as $hk_warehouse_pdf_fn) {<br>
  if(substr($hk_warehouse_pdf_fn, 16, 8)&gt;$t)<br>
  {<br>
   $hk_warehouse_pdf[] = $hk_warehouse_pdf_fn;<br>
  }<br>
}<br>
$jp_warehouse_pdf=array();<br>
foreach(glob('download/jp_warehouse_mix*.pdf') as $jp_warehouse_pdf_fa) {<br>
  if(substr($jp_warehouse_pdf_fa, 16, 8)&gt;$t)<br>
  { <br>
  $jp_warehouse_pdf[] = $jp_warehouse_pdf_fa;<br>
  }<br>
}<br><br>
$mix_warehouse_pdf=array();<br>
foreach(glob('download/mix_warehouse_mix*.pdf') as $mix_warehouse_pdf_fa) {<br>
  if(substr($mix_warehouse_pdf_fa, 17, 8)&gt;$t)<br>
  { <br>
  $mix_warehouse_pdf[] = $mix_warehouse_pdf_fa;<br>
  }<br>
}<br><br>
//pdf_mix<br><br>
 <br>
$hk_pdf = array();<br>
foreach(glob('download/HK_print_Mix*.pdf') as $hk_pdf_fn) {<br>
  if(substr($hk_pdf_fn, 12, 8)&gt;$t)<br>
  {<br>
   $hk_pdf[] = $hk_pdf_fn;<br>
  }<br>
}<br>
$jp_pdf=array();<br>
foreach(glob('download/JP_print_Mix*.pdf') as $jp_pdf_fa) {<br>
  if(substr($jp_pdf_fa, 12, 8)&gt;$t)<br>
  { <br>
  $jp_pdf[] = $jp_pdf_fa;<br>
  }<br>
}<br><br>
$mix_pdf=array();<br>
foreach(glob('download/Mix_print_Mix*.pdf') as $mix_pdf_fa) {<br>
  if(substr($mix_pdf_fa, 13, 8)&gt;$t)<br>
  { <br>
  $mix_pdf[] = $mix_pdf_fa;<br>
  }<br>
}<br><br>
//pdf_mix_A4<br><br>
$hk_pdf_a4 = array();<br>
foreach(glob('download/HK_print_Mix_A4_*.pdf') as $hk_pdf_a4_fn) {<br>
  if(substr($hk_pdf_a4_fn, 16, 8)&gt;$t)<br>
  {<br>
   $hk_pdf_a4[] = $hk_pdf_a4_fn; <div class="clear"></div>