yangyw

//tableName 表名//columns 标题//allData 要导出的数据if (!function_exists('export_method')) { function export_method($tableName, $columns, $allData){ $tableName = $tableName.'.csv'; $list = array_merge($columns, $allData); ob_start();.

$column = "=\"{$column}\"";

//tableName 表名//multipleData 结果集//referenceColumns 更新条件字段//tableName 表名if (!function_exists('updateBatchByColumns')) { function updateBatchByColumns($tableName = "", $multipleData = array(), ...

1、获取excel数据，根据title跟数据可字段匹配if (!function_exists('getExcelDataByTitle')) { function getExcelDataByTitle($title, $fileData) { $oneLine = array_shift($fileData); $titleFlip = a...

环境laravel5.5、php7 预装Image、QrCode依赖1、直接生成二维码//format:格式//size:大小//margin:边距//generate:参数$info = 'zhe shi qrcode';$qrcode = QrCode::format('png')->size(1000)->margin(1)->generate($inf...

array_collapse示例：$array = array_collapse([[1, 2, 3], [4, 5, 6], [7, 8, 9]]);结果：[1, 2, 3, 4, 5, 6, 7, 8, 9]也可以先用collect转成集合在用collapse进行合并

//chunk()集合拆分$collection = collect([1, 2, 3, 4, 5, 6, 7]);//数组转为集合$chunks = $collection->chunk(4);//chunk是拆分每一个数组的个数$chunks->toArray(); //结果转成数组// [[1, 2, 3, 4], [5, 6, 7]]//collapse(...

DBincrement自增方法，decrement自减方法每次增加1DB::table('user')->increment('number'); 每次增加N(也可以直接写数字)$num = 5;DB::table('user')->increment('number', $num);每次减少1DB::table('user')->decrement('nu...

简单的使用案例 $validator = Validator::make($request->all(), [ 'applyclub_id' => 'integer', 'height' => ' digits_between:50,300', 'weight' => ' integer|min:2...