PhpSpreadsheet + Thinkphp 5.1 导入Excel表格到数据库

安装

1	`composer` `require` `phpoffice/phpspreadsheet`

引入

use PhpOffice\PhpSpreadsheet\Reader\Xls;
use PhpOffice\PhpSpreadsheet\IOFactory;
use PhpOffice\PhpSpreadsheet\Cell\Coordinate;

获取导入的Excel表格数据

/**
 * 获取导入Excel表数据
 *
 * @param integer $sheet  //工作表sheet(传0则获取第一个sheet)
 * @param string $file_path  // 文件地址
 * @param integer $columnCnt //列数(传0则自动获取最大列)
 * @param array $options // 操作选项
 * @return void
 */
function getImportExcelData($file_path = '', $columnCnt = 0, $sheet = 0, $options = [])
{
    // 转码
    $file = iconv("utf-8", "gb2312", $file_path);
    if (empty($file) or !file_exists($file)) {
        throw new \Exception('文件不存在!');
    }
    $objRead = IOFactory::createReader('Xlsx');
    if (!$objRead->canRead($file)) {
        /** @var Xls $objRead */
        $objRead = IOFactory::createReader('Xls');
 
        if (!$objRead->canRead($file)) {
            throw new \Exception('只支持导入Excel文件！');
        }
    }
    /* 如果不需要获取特殊操作，则只读内容，可以大幅度提升读取Excel效率 */
    empty($options) && $objRead->setReadDataOnly(true);
 
    /* 建立excel对象 */
    $obj = $objRead->load($file);
    /* 获取指定的sheet表 */
    $currSheet = $obj->getSheet($sheet);
    if (isset($options['mergeCells'])) {
        /* 读取合并行列 */
        $options['mergeCells'] = $currSheet->getMergeCells();
    }
    if ($columnCnt === 0) {
        /* 取得最大的列号 */
        $columnH = $currSheet->getHighestColumn();
        /* 兼容原逻辑，循环时使用的是小于等于 */
        $columnCnt = Coordinate::columnIndexFromString($columnH);
    }
    // 获取总行数
    $count = $currSheet->getHighestRow();
    $data = [];
    // 读取内容
    for ($i = 2; $i <= $count; $i++) {
        $isNull = true;
        $m = 0;
        for ($n = 1; $n <= $columnCnt; $n++) {
            $cellName = Coordinate::stringFromColumnIndex($n);
            $cellId = $cellName . $i;
            $cell = $currSheet->getCell($cellId);
            if (isset($options['format'])) {
                /* 获取格式 */
                $format = $cell->getStyle()->getNumberFormat()->getFormatCode();
                /* 记录格式 */
                $options['format'][$i][$cellName] = $format;
            }
            if (isset($options['formula'])) {
                /* 获取公式，公式均为=号开头数据 */
                $formula = $currSheet->getCell($cellId)->getValue();
                if (0 === strpos($formula, '=')) {
                    $options['formula'][$cellName . $i] = $formula;
                }
            }
            if (isset($format) && 'm/d/yyyy' == $format) {
                /* 日期格式翻转处理 */
                $cell->getStyle()->getNumberFormat()->setFormatCode('yyyy/mm/dd');
            }
            $data[$i][$m] = trim($currSheet->getCell($cellId)->getFormattedValue());
            if (!empty($data[$i][$m])) {
                $isNull = false;
            }
            $m++;
        }
        /* 判断是否整行数据为空，是的话删除该行数据 */
        if ($isNull) {
            unset($data[$i]);
        }
    }
    return $data;
}