Generate a Select selection box with a function

1 //generate an HTML select option tag2 functionBuild_options ($options,$opt= ",$k= ' ') {3     $frags=Array();4     if(is_string($options))5     {6         if(FALSE!==Strpos($options, ‘,‘)) {7             $options=Explode(‘,‘,$options);8}Else if(FALSE!==Strpos($options, ‘ ‘)) {9             $options=Explode(‘ ‘,$options);Ten}Else{ One             return‘‘; A         } -         if($opt&&!In_array($opt,$options)) -         { the             Array_unshift($options,$opt); -         } -  -         $options=Array_combine($options,$options); +     } -     if(Is_array($options)) +     { A         if($opt&&!In_array($opt,$options)) at         { -             Array_unshift($options,$opt); -         } -         foreach($options  as $key=$val) -         { -             if($opt!== ' &&$k!== ' &&$key==$opt) in             { -                 //and then there's the key in the element that was added to the K to                 $key=$k; +             } -             $frags[] =sprintf(' <option value= '%s '%s>%s</option> ',$key,$opt! = ' &&$key==$opt? ' Selected ': ',$val); the         } *     } $ Panax Notoginseng     return  implode("\ n",$frags); -}

Pass in two parameters the first one is the array the second is the column to be selected key value

If just passing in the string in such a

And if you want to pass in a key value that is not in the array, you can do this

By default, you need to select

Generate a Select selection box with a function