phpexcel导入导出

时间:2023-03-09 19:54:00
phpexcel导入导出

先下载类文件,将类文件放到lib下,然后到入口文件定义一个新的的路径,以便引入文件。

phpexcel导入导出  phpexcel导入导出

<?php
namespace app\index\controller;
use think\Controller;
require EXTEND_PATH."/PHPExcel/Classes/PHPExcel.php";
use think\Db;
use PHPExcel;
use PHPExcel_Writer_Excel2007;
use PHPExcel_Reader_Excel2007;
use PHPExcel_Cell;
class Excel extends Controller
{
public function index()
{
$list=Db::table("excel")->field('id,name,password')->select();
$this->assign("list",$list);
return view("index");
}
//导出
public function export(){
$list=Db::table("excel")->field('id,name,password')->select();
//创建一个phpexcel对象
$objPHPExcel = new PHPExcel();
//构造一个对象
$objWriter = new PHPExcel_Writer_Excel2007($objPHPExcel);
//设置一个sheet
$objPHPExcel->setActiveSheetIndex();
//设置sheet名称
$objPHPExcel->getActiveSheet()->setTitle("users");
//设置title
$zm = array('A','B','C');
$title=array('编号','名称','密码');
$num=;
foreach($title as $key=>$val){
$objPHPExcel->getActiveSheet()->setCellValue($zm[$key].$num, $val);
}
//设置数据
foreach($list as $k=>$v){
$num++;
$k=;
foreach($v as $kk=>$vv){
$objPHPExcel->getActiveSheet()->setCellValue($zm[$k].$num,$vv);
$k+=;
}
}
//输出到浏览器
header("Content-Type:application/download");
header('Content-Disposition:attachment;filename="export.xls"');
//保存文件
$objWriter->save('php://output');
}
//导入
public function import(){
header('content-type:text/html;charset=utf-8');
$file=$_FILES['user']['tmp_name'];
//获取读取excel对象
$PHPReader = new PHPExcel_Reader_Excel2007();
$boole7=$PHPReader->canRead($file);
if(!$boole7){
$boole5=$PHPReader = new PHPExcel_Reader_Excel5($file);
if(!$boole5){
$this->error('文件不可读');
}
}
//加载文件
$PHPExcel = $PHPReader->load($file);
//获取第一个工作表
$currentSheet = $PHPExcel->getSheet();
//获取当前工作表有多少列
$allColumn = PHPExcel_Cell::columnIndexFromString($currentSheet->getHighestColumn());
//获取当前工作表有多少行
$allRow = $currentSheet->getHighestRow();
$title=array('id','name','password');
$zm=array('A','B','C','D');
$insertData=array();
for($i=;$i<=$allRow;$i++){
for($j=;$j<=$allColumn;$j++){
$value = $currentSheet->getCell($zm[$j-].$i)->getValue();
$insertData[$i][$title[$j-]]=htmlspecialchars($value);
}
}
$insertData=array_values($insertData);
$res=Db::name('user')->insertAll($insertData);
if($res<=){
$this->error('数据导入失败');
}else{
$this->success('数据导入成功','show');
}
}
//展示导入数据
public function show(){
$list=Db::table("user")->select();
return view("show",['list'=>$list]);
}
}