PHP Recursive use example

  This article mainly introduces the PHP recursive use example (PHP recursive function), including recursive get role ID string, recursive get Cascade role information array, through the parent role ID to get child role information, need friends can refer to the following

The   code is as follows://recursively get role ID string function Exploderole ($ROLEOBJ, & $resultStr) {    if (0 < count ($roleObj-> Childroleobjarr)) {        foreach ($roleObj->childroleobjarr as $CHILDROLEOBJ) {    & nbsp       if (' = = $resultStr] {                $resultStr. = "{$childR Oleobj->id} ";            }else{                $resultStr. = ", {$CHILDROLEOBJ->id} ";                         Exploderole ($CHILDROLEOBJ, $resultSt R);        }    }}  //Recursive get Cascade role information Array function makerolerelation (& $ROLEOBJARR) {    foreach ($roleObjArr as $item) {        $item->childroleobjarr = Getroleobjarrbyparentid ($ ITEM->ID);         if (0 < count ($item->childroleobjarr)) {    &NBSp       makerolerelation ($item->childroleobjarr);        }    }}  //Get child role information through ID of parent role    function Getroleobjarrbyparentid ($pa Rentid) {    $operCOGPSTRTSysRole = new Cogpstrtsysrole ()     $operCOGPSTRTSysRole->setcolumn ($ Opercogpstrtsysrole->getallcolumn ());     $operCOGPSTRTSysRole->setwhere ("parentroleid={$parentid}");     $ROLEOBJARR = $operCOGPSTRTSysRole->convresult2objarr ($operCOGPSTRTSysRole->selecttable ());     return isset ($ROLEOBJARR) $ROLEOBJARR: Array (); }