PHP implementation online generation of barcode sample

PHP implementation of online production of barcode, you can do a barcode generator, we refer to the use of bar

  Code as follows:                  <?php define (' IN_CB ', true); Include (' header.php ');   $keys = Array (' 0 ', ' 1 ', ' 2 ', ' 3 ', ' 4 ', ' 5 ', ' 6 ', ' 7 ', ') ' 8 ', ' 9 ', ' A ', ' B ', ' C ', ' D ', ' E ', ' F ', ' G ', ' H ', ' I ', ' J ', ' K ', ' L ', ' M ', ' N ', ' O ', ' P ', ' Q ', ' R ', ' S ', ' T ', ' U ', ' V ', ' W ', ' X ', ' Y ', ' Z ', '-', '. ', ', ', ', ', ', ' $ ', '/', ' + ', '% ';   $n = $table->numrows (); $table->insertrows ($n, 3); $table->addrowattribute ($n, ' class ', ' table_title '); $table->addcellattribute ($n, 0, ' Align ', ' center '); $table->addcellattribute ($n, 0, ' colspan ', ' 2 '); $table->settext ($n, 0, ' <font color= ' #ffffff "><b>specifics configs</b></font>"); $table->settext ($n +1,0, ' Keys '); $text 2display = '; $c = count ($keys); For ($i =0 $i < $c $i + +)     $text 2display. = ' <input type= button ' value= '. $keys [$i]. ' Style= ' width : 25px "onclick=" Newkey (This.form, '. $keys [$i]. ")"/> "; $table->settext ($n +1,1, $text 2display); $table->settext ($n +2,0, ' explanation '); $table->settext($n +2,1, ' <ul style= ' margin:0px; padding-left:25px; " ><li>known also as USS Code 93.</li><li>code-designed to provide a higher density and data sec urity enhancement to code39.</li><li>used primarily from Canadian postal office to encode supplementary Information.</li><li>similar to code, code has the same characters plus 5 special ONES.</LI>&L T;li>this symbology composed of 2 check digits ("C" and "K") .</li></ul> '); $table->draw ();   echo ' </form> ';   include (' footer.php ');?>