[Paging] How does one implement the page jump function? Solution

[Paging] How does one implement the page jump function? How does one implement the page jump function? For example, if there is an input box, enter any number and click the "jump to" button to jump to this page immediately. What should I do? The following is my code. all PHPcode & lt; body & gt; & lt; tablewidth = & quot; 502 & quot; border = & quot; [paging] How does one implement the page jump function?
How does one implement the page jump function?

For example, if there is an input box, enter any number and click the "jump to" button to jump to this page immediately.

What should I do? Below is my code, all posted

PHP code

  
  




















































  
   // Current page number$ Page = isset ($ _ GET ['Page'])? Intval ($ _ GET ['Page']): 1;// Number of records per page$ Each_page = 5;// Query the total number of messages$ Res = mysql_query ("select count (*) FROM wyx_class ");$ Total = mysql_result ($ res, 0 );// Total number of pages$ Total_page = ceil ($ total/$ each_page );// Calculate the actual page number so that the page number always falls between 1 and 1 ~ Between $ total_page$ Page = ($ page <0 )? 1: $ page;$ Page = ($ page> $ total_page )? $ Total_page: $ page;// Calculate the offset based on the actual page number.$ Offset = ($ page-1) * $ each_page;// Last Page$ Lastpg = ceil ($ total/$ each_page );// Previous Page$ Prestart = $ page-1;// Next page$ Nextpage = $ page + 1; $ SQL = "select * from wyx_class order by wyx_classsort asc limit $ offset, $ each_page ";$ Result = mysql_query ($ SQL );While ($ Row = mysql_fetch_array ($ Result )){$ Wyx_id = $ Row ["wyx_id"];$ Wyx_classname = $ Row ["wyx_classname"];$ Wyx_classsort = $ Row ["wyx_classsort"];?> 
     }?> 
    
 
   
   
 
    
 
     
Topic management
 
    
 
    
 
     
 No. 
 
     
 Topic Name 
 
     
 Sort 
 
     
 Edit 
 
     
 Delete 
 
    
 
     
  
 
     
  
 
     
  
 
     
Echo $ wyx_id?> "> Edit
 
     
Echo $ wyx_id?> "> Delete
 
    
 
     
 
    
 
   
  
  
  
  
  If ($ page> 1 ){
// If the number of pages is greater than 1, the "previous page" button is activated.
?>
   
  
  } Else {
// The button for displaying the previous page is not activated.
?>