PHP基础-PHPExcel-如何生成Excel文件

<?php
/**
 * Created by PhpStorm.
 */
 header("Content-type:text/html;charset=utf-8");
echo "<span>虾米大王使用PHPExcel生成Excel文档</span>";
echo "<br>";
error_reporting(E_ALL);
require_once ('Classes/PHPExcel.php');  //引用PHPExcel
 
$obj_phpexcel = new PHPExcel();  //创建类实例
$obj_phpexcel->setActiveSheetIndex(0);  //设置当前页
$obj_phpexcel->getActiveSheet()->mergeCells('A1:D2'); //合并单元格
$obj_phpexcel->getActiveSheet()->getStyle('A1:D2')->applyFromArray(
    array(
        'font'=>array('bold'=>true),
        'alignment'=>array('horizontal'=>PHPExcel_Style_Alignment::HORIZONTAL_CENTER),
        'borders'=>array('top'=>array('style'=>PHPExcel_Style_Border::BORDER_THIN)),
        'fill'=>array('type'=>PHPExcel_Style_Fill::FILL_GRADIENT_LINEAR,'rotation'=>90,
            'startcolor'=>array('rgb'=>'DCDCDC'),'endcolor'=>array('rgb'=>'FFFFFF'))
        )
);  //对合并的单元格，设置格式，应用array方式，font为字体加粗，alignment为对齐方式（居中），borders为边框，fill为填充方式
 
$obj_phpexcel->getActiveSheet()->getStyle('A1')->getFont()->setSize(12);  //设置合并单元格的字体大小
$obj_phpexcel->getActiveSheet()->setCellValue('A1','虾米大王创建的PHPEXCELL测试'); //对合并的单元格填充文字
$obj_phpexcel->getActiveSheet()->getStyle('A1')->getFont()->getColor()->setARGB(PHPExcel_Style_Color::COLOR_BLUE); //设置字体颜色
$obj_phpexcel->getActiveSheet()->getStyle('A3:D3')->applyFromArray(
    array('fill'=>array('type'=>PHPExcel_Style_Fill::FILL_SOLID,'color'=>array('rgb'=>'D1EEEE')),)
); //对第三行设置fill格式，和单元格颜色
 
$obj_phpexcel->getActiveSheet()->setCellValue('A3','test1'); //对第三行1列，填充文字
$obj_phpexcel->getActiveSheet()->setCellValue('B3','test2');
$obj_phpexcel->getActiveSheet()->setCellValue('C3','test3');
$obj_phpexcel->getActiveSheet()->setCellValue('D3','test4');
$obj_phpexcel->getActiveSheet()->getColumnDimension('A')->setAutoSize(true); //列宽度改为自动宽度
$obj_phpexcel->setActiveSheetIndex(0); //设置当前活动页
 
$obj_writer = PHPExcel_IOFactory::createWriter($obj_phpexcel,'Excel2007'); //生成文件
$obj_writer->save('shrimpking2007.xlsx'); //保存文件
$obj_writer = PHPExcel_IOFactory::createWriter($obj_phpexcel,'Excel5');
$obj_writer->save('shrimpking5.xls');