php 导出csv文件程序

php 导出csv文件程序

<?php
 
$Date = date("Y-m-d");
$Filename = $Date.'_'.date("h_i_s").".csv";
$Table = isset($_GET['tid'])?$_GET['tid']:'';
$Auto = isset($_POST['d'])?$_POST['d']:'';
if( is_numeric($Auto ) ){
 $Table =$Auto;
}
$a = "用户名,真实姓名,联系方式,联系QQ,联系地址,邮箱地址 rn";
header("Content-type:application/vnd.ms-excel");
header("Content-Disposition:filename=".$Filename);
$Sql = "Select * from  gx_member";
$Result = mysql_query($Sql) or die(mysql_error());
  while($rs = mysql_fetch_array($Result) ){
    if(get_days($rs['m_time'])<= $Table ){
   $a.=$rs['m_name'].','. $rs['m_realname'].",". $rs['m_tel'].",". $rs['m_qq'].",";
   $a.="".$rs['m_address'].",". $rs['m_mail']." rn ";
   }
  } 
  echo $a;

function get_days($base){

 $Date_1=date("Y-m-d");//格式也可以是:$Date_1="2003-6-25 23:29:14";
 
 $Date_2=substr($base,0,10);  
 
 $Date_List_a1=explode("-",$Date_1);
 
 $Date_List_a2=explode("-",$Date_2);
 //print_r($Date_List_a2);
 
 $d1=mktime(0,0,0,$Date_List_a1[1],$Date_List_a1[2],$Date_List_a1[0]);
 
 $d2=mktime(0,0,0,$Date_List_a2[1],$Date_List_a2[2],$Date_List_a2[0]);
 //echo round(($d1-$d2)/3600/24),'<br>';
 return round(($d1-$d2)/3600/24);

}
?>
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