thinkphp5.1 框架导入/导出excel文件操作示例

public function importExcel()
{
try {
//获取表格的大小，限制上传表格的大小
if ($_FILES['file']['size']   10 * 1024 * 1024) { //文件过大
log_debug($log_title . 'END === MSG：' . '文件过大');
parent::endBack(['state' =  0, 'msg' =  '文件过大']);
}
//限制上传表格类型
$ext = substr(strrchr($_FILES['file']["name"], '.'), 1);
if ($ext != 'xls' && $ext != 'xlsx') {
log_debug($log_title . 'END === MSG：' . '文件格式不正确');
parent::endBack(['state' =  0, 'msg' =  '上传文件必须为excel表格']);
}
//读取表格
$filename = $_FILES['file']['tmp_name'];
$reader = IOFactory::createReader('Xlsx'); //Xls,Xlsx都可读取
$canRead = $reader- canRead($filename);
if (!$canRead) {
log_debug($log_title . 'END，文件格式不正确，SQL：' . Db::name('')- getLastSql());
parent::endBack(['state' =  0, 'msg' =  '文件格式不正确', 're_login' =  false]);
}
$spreadsheet = $reader- load($filename); //载入excel表格
$worksheet = $spreadsheet- getActiveSheet(); //选中sheet表
$highestRow = $worksheet- getHighestRow(); // 总行数
//      $highestColumn = $worksheet- getHighestColumn(); // 总列数
if (!(0 < $highestRow)) {
log_debug($log_title . 'END，文件内容空，SQL：' . Db::name('')- getLastSql());
parent::endBack(['state' =  0, 'msg' =  '文件没有数据', 're_login' =  false]);
}
//循环读取--有效判断
$sst_word_arr = []; //存放敏感词的数组
for ($row = 1; $row <= $highestRow; $row++) {
//取列数A列的数据
$tmp_word = $spreadsheet- getActiveSheet()- getCell('A' . $row)- getValue();
if ('' != trim($tmp_word) && null != $tmp_word) {
$sst_word_arr[] = $tmp_word;
break; //发现有效数据,直接退出,接下来插入数据
}
}
//      $sst_word_arr = array_unique($sst_word_arr);
if (empty($sst_word_arr)) {
log_debug($log_title . 'END，文件无有效数据，SQL：' . Db::name('')- getLastSql());
parent::endBack(['state' =  0, 'msg' =  '文件无有效数据', 're_login' =  false]);
}
//判断和数据库操作
for ($row = 2; $row <= $highestRow; $row++) {
//取列数A列的数据
$tmp_old_car_num = $spreadsheet- getActiveSheet()- getCell('A' . $row)- getValue();
$car_num = trim($tmp_old_car_num);
if ('' != $car_num && null != $car_num) {
//数据库操作
}
}
}
$ret_arr = [
'state' =  1,
//返回数据
];
log_debug($log_title . 'END，SUCCESS');
parent::endBack($ret_arr);
} catch (\Exception $e) {
//
}
}

namespase app\test;
use PhpOffice\PhpSpreadsheet\IOFactory;
use PhpOffice\PhpSpreadsheet\Spreadsheet;
use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
class test {
public function carNumsExport()
{
$log_title = '测试 =  车牌列表导出[' . __METHOD__ . '] ';
try {
$file_name = '《车牌列表》from y8zh - ' . $user_info['uid'] . '.xlsx';
$file_relative_path = parent::$module_name . DIRECTORY_SEPARATOR . 'fcb_car_nums' . DIRECTORY_SEPARATOR;
$file_path = parent::$api_file_root_path . $file_relative_path;
// 已生成过则直接返回
if (file_exists($file_path . $file_name)) {
$ret_arr = [
'state' =  1,
'download_url' =  parent::$api_file_get_url . $file_relative_path . $file_name,
];
parent::endBack($ret_arr);
}
if (!is_dir($file_path)) {
mkdir($file_path, 0777, true);
}
$spreadsheet = new Spreadsheet();
$sheet = $spreadsheet- getActiveSheet();
//获取所有车牌号
$car_nums = Db::connect('db_config_yun')- name('vechicle')- column('DISTINCT number');
$i = 1;
$sheet- setCellValue('A' . $i, '车牌号')- getStyle('A' . $i)- getFont()- setBold(true);
$i++;
// 表内容
if (!empty($car_nums)) {
foreach ($car_nums as $k_c =  $v_c) {
$sheet- setCellValue('A' . $i, $v_c);
$i++;
}
}
$writer = new Xlsx($spreadsheet);
$writer- save($file_path . $file_name);
$ret_arr = [
'state' =  1,
'download_url' =  parent::$api_file_get_url . $file_relative_path . $file_name,
];
log_debug($log_title . 'END === DOWNLOAD_URL：' . $ret_arr['download_url']);
parent::endBack($ret_arr);
} catch (\Exception $e) {
//
}
}
}