Tutorial similar to dz paging code _ PHP

Similar to dz paging code. Example of how to implement a class in a page scroll bar :? PhpClass_Scroll: _ Print ($ _ SERVER [PHP_SELF], 1234, $ _ GET [Page], 10, $ _ SERVER [QUERY_STRING], Page, 9, true ); class implemented by a page scroll bar

Usage example:


Class_Scroll: _ Print ($ _ SERVER ['php _ self-service '], 1234, $ _ GET ['Page'], 10, $ _ SERVER ['query _ string'], "Page", 9, true );
?>

/**
* Implement the scroll bar class
*
* Generate a page scroll bar for Display/control based on the page content and data volume.
*
* Class_Scroll::_Print($_SERVER['PHP_SELF'],1234,$_GET['Page'],10,$_SERVER['QUERY_STRING'],"Page",9,true);
*
*
* @ Author Zhou Beichen 2006-7-16
* @ Version 2.1
*
* @ Todo generate a page content scroll bar
*/
Class Class_Scroll {
/**
* Scroll bar of the output page
*
* @ Param string $ AScriptName the page to be rolled
* @ Param integer $ ATotalCount the total number of scrolling information
* @ Param integer $ ANowPageID current page number
* @ Param integer $ AInnerCount the number of messages on each page
* @ Param string $ other variables to be included with AVar and their values
* @ Param string $ APageKey is used to specify the variable name of the page number.
* @ Param integer $ APageBundle indicates the maximum number of pages displayed in the scroll bar.
* @ Param boolean $ IncJump whether the page jump drop-down list is displayed (default: true)
* @ Return string HTML code in the scroll bar of the page
*/
Function _ Print ($ AScriptName, $ ATotalCount, $ ANowPageID, $ AInnerCount, $ AVar, $ APageKey = "Page", $ APageBundle = 9, $ IncJump = true ){
// No project
If ($ ATotalCount = 0 or $ ATotalCount = "") return "No related content."; // "No Item Here .";
// Calculate the total number of pages
$ PageCount = ceil ($ ATotalCount/$ AInnerCount );
// Check and control the current page number
If ($ ANowPageID <1) $ ANowPageID = 1;
If ($ ANowPageID> $ PageCount) $ ANowPageID = $ PageCount;
// Determine the digital link value to be displayed.
$ StartNum = ($ ANowPageID-floor ($ APageBundle/2)> 0? ($ ANowPageID-floor ($ APageBundle/2): 1;
$ EndNum = ($ PageCount-$ StartNum) <$ APageBundle? $ PageCount: ($ StartNum + $ APageBundle-1 );
If ($ EndNum-$ StartNum) <$ APageBundle) & ($ PageCount> $ APageBundle) $ StartNum = $ EndNum-$ APageBundle + 1;
// Obtain the variable
If (strlen ($ AVar)> 0) $ Vars = explode ("&", $ AVar );
If (count ($ Vars)> 0 ){
For ($ I = 0; $ I $ V = explode ("=", $ Vars [$ I]);
If ($ v [0]! = $ APageKey) $ VarString. = sprintf ("% s = % s &", $ v [0], $ v [1]);
}
}
// Home page
$ OutStringr = sprintf ('% s % s', $ AScriptName, $ VarString, $ APageKey, "1", "homepage", "r ");
// Previous page link
$ OutStringr. = ($ ANowPageID = 1 )? "": Sprintf ('% s % s', $ AScriptName, $ VarString, $ APageKey, $ ANowPageID-1, "previous", "r ");
// Link to the intermediate page
For ($ I = $ StartNum; $ I <= $ EndNum; $ I ++)
$ OutStringr. = ($ I = $ ANowPageID )? Sprintf ("% s", $ I, "r"): sprintf ('% s % s', $ AScriptName, $ VarString, $ APageKey, $ I, $ I, "r ");
// Next page
$ OutStringr. = ($ ANowPageID = $ PageCount )? "": Sprintf ('% s % s', $ AScriptName, $ VarString, $ APageKey, $ ANowPageID + 1, "next page", "r ");
// Link to the last page
$ OutStringr. = sprintf ('% s Page % s % s', $ AScriptName, $ VarString, $ APageKey, $ PageCount, "last page", $ PageCount, $ ATotalCount, "r ");
// Jump link
If ($ IncJump ){
$ OutStringr. = sprintf ("Jump to (J ):% S ", $ AScriptName, $ VarString, $ APageKey," r ");For ($ I = 1; $ I <= $ PageCount; $ I ++ ){$ SelectedStr = ($ I = $ ANowPageID )? "Selected =" selected "":"";$ OutStringr. = sprintf ("Page % d% S ", $ I, $ SelectedStr, $ I," r ");}$ OutStringr. ="";
}
// Output
Return $ OutStringr;
}
}
?>

Example :? Php Class_Scroll: _ Print ($ _ SERVER ['php _ SELF '], 1234, $ _ GET ['Page'], 10, $ _ SERVER ['query _ string'], Page, 9, true );...