Export concerns

Interface	Explanation
`Maatwebsite\Excel\Concerns\FromCollection`	Use a Laravel Collection to populate the export.
`Maatwebsite\Excel\Concerns\FromQuery`	Use an Eloquent query to populate the export.
`Maatwebsite\Excel\Concerns\FromView`	Use a (Blade) view to populate the export.
`Maatwebsite\Excel\Concerns\WithTitle`	Set the Workbook or Worksheet title.
`Maatwebsite\Excel\Concerns\WithHeadings`	Prepend a heading row.
`Maatwebsite\Excel\Concerns\WithMapping`	Format the row before it's written to the file.
`Maatwebsite\Excel\Concerns\WithColumnFormatting`	Format certain columns.
`Maatwebsite\Excel\Concerns\WithMultipleSheets`	Enable multi-sheet support. Each sheet can have its own concerns (except this one).
`Maatwebsite\Excel\Concerns\ShouldAutoSize`	Auto-size the columns in the worksheet.
`Maatwebsite\Excel\Concerns\WithStrictNullComparison`	Uses strict comparisions when testing cells for null value.
`Maatwebsite\Excel\Concerns\WithEvents`	Register events to hook into the PhpSpreadsheet process.
`Maatwebsite\Excel\Concerns\WithCustomQuerySize`	Allows Exportables that implement the FromQuery concern, to provide their own custom query size.
`Maatwebsite\Excel\Concerns\WithCustomCsvSettings`	Allows to run custom Csv settings for this specific exportable.
`Maatwebsite\Excel\Concerns\WithCharts`	Allows to run one or multiple PhpSpreadsheet Chart instances.
`Maatwebsite\Excel\Concerns\WithDrawings`	Allows to run one or multiple PhpSpreadsheet (Base)Drawing instances.
`Maatwebsite\Excel\Concerns\WithCustomStartCell`	Allows to specify a custom start cell. Do note that this is only supported for FromCollection exports.

Traits

Trait	Explanation
`Maatwebsite\Excel\Concerns\Exportable`	Add download/store abilities right on the export class itself.
`Maatwebsite\Excel\Concerns\RegistersEventListeners`	Auto-register the available event listeners.