java遞歸算法經(jīng)典實(shí)例 如何用java無限級(jí)樹形結(jié)構(gòu)的構(gòu)建?
如何用java無限級(jí)樹形結(jié)構(gòu)的構(gòu)建?編寫遞歸gettreenodes(treenode parent,int parentid){string SQL=“select*from trees”if(pa
如何用java無限級(jí)樹形結(jié)構(gòu)的構(gòu)建?
編寫遞歸gettreenodes(treenode parent,int parentid){string SQL=“select*from trees”if(parentid>0){SQL=“where parentuid=”parentid}else{SQL=“where parentuid=0”}//創(chuàng)建每個(gè)子節(jié)點(diǎn)。創(chuàng)建后,遞歸其子節(jié)點(diǎn)}