tag:blogger.com,1999:blog-4380486110383106325.post4943916262274579555..comments2024-01-22T18:28:12.898+08:00Comments on 很讚的遊戲編輯器: 關於C/C++的指標Waync Chenghttp://www.blogger.com/profile/17594772642817870873noreply@blogger.comBlogger3125tag:blogger.com,1999:blog-4380486110383106325.post-76127757364460285782015-06-03T19:04:19.293+08:002015-06-03T19:04:19.293+08:00Essential C++ ch6 用另一種寫法:
void alloc_mem(char* &a...Essential C++ ch6 用另一種寫法:<br /><br />void alloc_mem(char* &p) // 版本3<br />{<br /> p = new char[100];<br />}<br /><br />char* pp = NULL;<br />alloc_mem(pp);wklianghttps://www.blogger.com/profile/14436460911472866282noreply@blogger.comtag:blogger.com,1999:blog-4380486110383106325.post-82472239976815948182009-12-19T10:12:13.732+08:002009-12-19T10:12:13.732+08:00這讓我想到template的template的template,以前可能會玩玩,甚至直接用在案子裡。...這讓我想到template的template的template,以前可能會玩玩,甚至直接用在案子裡。不過,我現在會儘可能避免寫出像這種"正常人"看不懂的程式,愈簡單愈好。Waync Chenghttps://www.blogger.com/profile/17594772642817870873noreply@blogger.comtag:blogger.com,1999:blog-4380486110383106325.post-28581736534155203562009-12-19T08:21:11.827+08:002009-12-19T08:21:11.827+08:00搞懂指標才算學會C
不過指標的指標的確很容易搞錯…
所以有些會寫
typedef (char*) L...搞懂指標才算學會C<br />不過指標的指標的確很容易搞錯…<br />所以有些會寫<br />typedef (char*) LPDATA;<br />就是用指標看起來就會「像」用其他變數一樣<br /><br />void alloc(LPDATA* p);<br />...<br /> LPDATA p;<br /> alloc(&p);<br /><br />話說,雙重指標還算常用,但在我的印象之中,好像沒有用過<br />三重指標,好像也想不出什麼實際運用XDEzGamerhttps://www.blogger.com/profile/08245218646577875218noreply@blogger.com