PHP导入Excel文件

<?php
header("Content-Type:text/html;charset=utf-8");
$dir = dirname(__FILE__);
require $dir.'/PHPExcel/IOFactory.php';
$filename = $dir."/export.xls";
//部分加载
$fileType = PHPExcel_IOFactory::identify($filename);
$objReader = PHPExcel_IOFactory::createReader($fileType);
$sheetName = array("Worksheet 1");
$objReader->setLoadSheetsOnly($sheetName);
$objPHPExcel = $objReader->load($filename);
//全部加载
//$objPHPExcel = PHPExcel_IOFactory::load($filename); //加载文件

//全部读取
/*
$sheetCount = $objPHPExcel->getSheetCount();
for($i=0; $i<$sheetCount; $i++){
$data = $objPHPExcel->getSheet($i)->toArray(); //读取数据到数组
var_dump($data);
}*/
//逐行读取
foreach($objPHPExcel->getWorkSheetIterator() as $sheet){
foreach($sheet->getRowIterator() as $row){
if($row->getRowIndex() < 2) continue; //忽略第一行
foreach ($row->getCellIterator() as $cell) {
$data = $cell->getValue();
echo $data.' ';
}
echo '<br/>';
}
echo '<br/><hr/>';
}