<?php namespace Maatwebsite\Excel\Middleware; class TrimCellValue extends CellMiddleware { /** * @param mixed $value * @return mixed */ public function __invoke($value, callable $next) { if (!is_string($value)) { return $next($value); } // Remove whitespace, BOM and zero width spaces. $cleaned = preg_replace('~^[\s\x{FEFF}\x{200B}]+|[\s\x{FEFF}\x{200B}]+$~u', '', $value) ?? trim($value); return $next($cleaned); } }