class.xls.php

<?php
  class XLS {
  	public function __construct($strFileName) {
			header("Pragma: public");
			header("Expires: 0");
			header("Cache-Control: must-revalidate, post-check=0, pre-check=0"); 
			header("Content-Type: application/force-download");
			header("Content-Type: application/octet-stream");
			header("Content-Type: application/download");
			header("Content-Disposition: attachment;filename=$strFileName.xls");
			header("Content-Transfer-Encoding: binary");

			$this->xlsBOF();
		}

		public function __destruct() {
			$this->xlsEOF();
		}
		
		public function xlsWriteNumber($Row, $Col, $Value) { 
			echo pack("sssss", 0x203, 14, $Row, $Col, 0x0); 
			echo pack("d", $Value); 
		} 

		public function xlsWriteLabel($Row, $Col, $Value) { 
			$L = strlen($Value); 
			echo pack("ssssss", 0x204, 8 + $L, $Row, $Col, 0x0, $L); 
			echo $Value; 
		}

		public function xlsWriteRow($Row, $Values) {
			$Col = 0;
			foreach($Values as $Value) {
				$this->xlsWriteLabel($Row, $Col, utf8_decode($Value));
				$Col++;
			}
		}

		// PRIVATE INTERNAL FUNCTIONS
		private function xlsBOF() { 
			echo pack("ssssss", 0x809, 0x8, 0x0, 0x10, 0x0, 0x0);  
		} 

		private function xlsEOF() { 
			echo pack("ss", 0x0A, 0x00); 
		} 

	}
?>