atol錛堝皢瀛楃涓茶漿鎹㈡垚闀挎暣鍨嬫暟錛?br /> gcvt錛堝皢嫻偣鍨嬫暟杞崲涓哄瓧絎︿覆錛屽彇鍥涜垗浜斿叆錛?br /> strtod錛堝皢瀛楃涓茶漿鎹㈡垚嫻偣鏁幫級
select nvl(trunc(months_between(to_date(:sPlyEndTm,'yyyy-mm-dd hh24:mi:ss'),to_date(:sRegTm,'yyyy-mm')),1),'') into :sMonthRegEnd from dual;
TRUNC鍑芥暟錛岀敤浜庡鍊艱繘琛屾埅鏂細
鐢ㄦ硶鏈変袱縐嶏細TRUNC錛圢UMBER錛夎〃紺烘埅鏂暟瀛楋紝TRUNC錛坉ate錛夎〃紺烘埅鏂棩鏈熴?br />
(1)鎴柇鏁板瓧錛氭牸寮忥細TRUNC錛坣1,n2錛?br />
n1琛ㄧず琚埅鏂殑鏁板瓧錛宯2琛ㄧず瑕佹埅鏂埌閭ｄ竴浣嶃俷2鍙互鏄礋鏁幫紝琛ㄧず鎴柇灝忔暟鐐瑰墠銆?br />
娉ㄦ剰錛孴RUNC鎴柇涓嶆槸鍥涜垗浜斿叆銆?/p>
(2)鎴柇鏃ユ湡錛?br />
鍏堟墽琛屽懡浠わ細alter session set nls_date_format='yyyy-mm-dd hh24:mi:hh';
鎴彇浠婂ぉ錛?br />
SQL> select sysdate,trunc(sysdate,'dd') from dual;
SYSDATE TRUNC(SYSDATE,'DD')
------------------- -------------------
2009-03-24 21:31:17 2009-03-24 00:00:00
MONTHS_BETWEEN鍑芥暟 錛?/span>
MONTHS_BETWEEN (x, y)鐢ㄤ簬璁＄畻x鍜寉涔嬮棿鏈夊嚑涓湀銆傚鏋渪鍦ㄦ棩鍘嗕腑姣攜鏃?閭ｄ箞MONTHS_BETWEEN()灝辮繑鍥炰竴涓礋鏁般?/p>
posted @ 2009-07-17 19:28 鏂偣 闃呰(223) | 璇勮 (0)
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2銆乶um1=atof(str2); /*灝嗙浜屼釜鎿嶄綔鏁拌漿鎹負嫻偣鏁?/
3銆乮nt strcmp(char *s1,char * s2);
鐢ㄦ硶錛?include <string.h>
鍔熻兘錛氭瘮杈冨瓧絎︿覆s1鍜宻2銆?br /> 璇存槑錛?br /> 褰搒1<s2鏃訛紝榪斿洖鍊?lt;0
褰搒1=s2鏃訛紝榪斿洖鍊?0
褰搒1>s2鏃訛紝榪斿洖鍊?gt;0
posted @ 2009-06-03 11:35 鏂偣 闃呰(31) | 璇勮 (0)
4銆乻trncmp(char *s1,char * s2錛宨nt n);
鐢ㄦ硶錛?include <string.h>
鍔熻兘錛氭瘮杈冨瓧絎︿覆s1鍜宻2鐨勫墠n涓瓧絎︺?br /> 璇存槑錛?br /> 褰搒1<s2鏃訛紝榪斿洖鍊?lt;0
褰搒1=s2鏃訛紝榪斿洖鍊?0
褰搒1>s2鏃訛紝榪斿洖鍊?gt;0
瀹炴垬錛?br /> 鍦ㄥ伐浣滀腑紕拌浜唖trncmp鍑芥暟錛屽湪鐢盋杞琂ava鏃剁敱浜庝笉浜嗚В瀹冪殑榪斿洖鍊艱寖鍥達紝瀵艱嚧鍑洪敊錛屽嚭鍗曞憳涓嶈兘褰曞崟錛岄棶棰樻瘮杈冧弗閲嶃備笅闈㈡槸宸ヤ綔涓瑙佺殑涓孌典唬鐮侊細
if (strcmp(sCtctCde,"014012")==0){
if ((strcmp(sBsnsTyp,"19001")==0) || (strcmp(sBsnsTyp,"19007")==0)){
sprintf(stmp,"璇ラ儴闂ㄥ睘鎬т負涓撳睘4S搴?涓氬姟鏉ユ簮鍙兘閫夋嫨鏈烘瀯浠ｇ悊錛?);
return(SetUserError(lpInBuffer,2,stmp));
}else if (strncmp(sProdNo,"03",2)){ //濡傛灉鐩哥瓑榪斿洖涓?0 錛岃屼笉鏄痶rue銆?br /> sprintf(stmp,"璇ラ儴闂ㄥ睘鎬т負涓撳睘4S搴?鍙兘鍑鴻濺闄╀笟鍔★紒");
return(SetUserError(lpInBuffer,2,stmp));
}
}
鍙弬鑰冿細http://www.ggv.com.cn/forum/clib/string/strncmp.html
posted @ 2009-09-11 19:28 鏂偣 闃呰(153) | 璇勮 (0)
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