Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ÎʸöVBÖеÄÒ»¸öËãÊõ±í´ïʽ

pow(x+sqrt(x*x+1),1.0/3)  (x+sqrt(x*x+1))^1.0/3


ÉÏÃæÕâÁ½¸öÖÐÄĸöÊǶԵİ¡»¹ÊǶ¼¿ÉÒÔ    »¹ÓÐÆäÖеÄ1.0ÊDZØÐëÓÃ1.0?  ¿É²»¿ÉÒÔÓÃ1°¡
sqrÊǺ¯Êý£¬sqrtºÍpowÏë±ØÊÇ×Ô¶¨Ò庯Êý£¬²»ÖªµÀÊÇÔõôдµÄ£»ÄãÐèÒªµ¥²½¸ú×Ùһϣ¬¿´½á¹ûÊÇ·ñÒ»Ñù

ÒýÓÃ
pow(x+sqrt(x*x+1),1.0/3)  (x+sqrt(x*x+1))^1.0/3


ÉÏÃæÕâÁ½¸öÖÐÄĸöÊǶԵİ¡»¹ÊǶ¼¿ÉÒÔ    »¹ÓÐÆäÖеÄ1.0ÊDZØÐëÓÃ1.0?  ¿É²»¿ÉÒÔÓÃ1°¡

sqr,powÊÇÓÃ戶×Ô¶¨義º¯數;

VB²»Ö§³ÖÕâ¸öº¯Êý

ÔÚCÖÐ ÓÖÊÇʲôÇé¿ö  ÉÏÃæµÄ1.0  ÊDz»ÊDZØÐëµÄ

¶¼ÓÐÎÊÌâ,Ó¦¸Ãд³ÉÕâÑù×Ó
(x+sqr(x*x+1))^(1.0/3)

²»ÊDZØÐèÓÃ1.0µÄ,Äãд³ÉÒ»¾Í¿ÉÒÔµÄ
¶¼ÓÐÎÊÌâ,Ó¦¸Ãд³ÉÕâÑù×Ó
(x+sqr(x*x+1))^(1/3)

ËäÈ»²»ÊǺܶ®£¬µ«ÊǵðïÄ㶥һϣ¡

sqrt ºÃÏñÊÇCÀïÃæµÄд·¨
VBÀï.0 ¿ÉÒÔ²»ÓÃ,CÓïÑԾͲ»Çå³þÁË


Ïà¹ØÎÊ´ð£º

vb´òÓ¡ÎÊÌâ


Printer.ScaleMode = 6
6±íʾºÁÃ×
Printer.PaperSize = vbPRPSA4

'³õÊ¼×ø±ê
x = 1
y = 4


'×î´óµÄÏß¿ð
Printer.DrawStyle = 0
Printer.Line (x, y)-(x + 132.5, y) ......

VB ÊôÐÔµÄʹÓÃÎÞЧ

Private Sub DataList1_Click()
If DataList1.Text = "" Then
Lbl_EmpId = ""
Lbl_EmpName = ""
Lbl_Birth = ""
Lbl_Sex = ""
Lbl_Political_ ......

VBÔõÑùÏÔʾµÇ½Óû§ID

VB+Access·ÖÎöάÐÞ¹ÜÀíϵͳ£¬ÔõÑù½øÈëϵͳ´°ÌåÉÏÏÔʾµÇ½Óû§Ãû£»
Çë¸ßÊÖ°ïæ£»
Õâ¸öÒ»°ãÊÇÓû§¾­¹ýÁËÓû§Ãû£«ÃÜÂëÑé֤ͨ¹ýºóÏÔʾÔÚstatebarÀïµÄ°É¡£

ÒýÓÃ
Õâ¸öÒ»°ãÊÇÓû§¾­¹ýÁËÓû§Ãû£«ÃÜÂëÑé֤ͨ¹ýºóÏÔÊ ......

¹ØÓÚÓÃvb´¦ÀítxtµÄÎÊÌâ

ÓÉÓÚÿÔ´ӱðµÄ¹«Ë¾ËÍÀ´Ò»¸ötxtÎļþ£¬¸ñʽÈçÏ£º
   
0023939608011»Æ¸ùÑø                                & ......

VCÏ»­Í¼ÒªÓÃwin32 GDI API VBÏÂÄØ£¿

ÓÃʲô£¿
VB×Ô¼ººÃÏñÓл­Í¼º¯Êý°É,ÁíÍâVBÒ²ÊÇ¿ÉÒÔÓÃAPIµÄ,¶øÇҺܷ½±ã

ÒýÓÃ
VB×Ô¼ººÃÏñÓл­Í¼º¯Êý°É,ÁíÍâVBÒ²ÊÇ¿ÉÒÔÓÃAPIµÄ,¶øÇҺܷ½±ã

ΪʲôvcûÓÐ×Ô¼ºµÄ»­Í¼º¯Êý£¿

ÒýÓÃ
ÒýÓà 1 Â¥ wltg2001 µ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ