锘??xml version="1.0" encoding="utf-8" standalone="yes"?>国产日韩欧美在线播放,亚洲国产高清在线观看视频,欧美视频日韩视频http://www.shnenglu.com/Husiwa/category/17900.htmlzh-cnWed, 12 Oct 2011 21:53:35 GMTWed, 12 Oct 2011 21:53:35 GMT60- EFFECTIVE-STL-10-12http://www.shnenglu.com/Husiwa/archive/2011/10/12/158147.htmlIT鑿滈笩IT鑿滈笩Wed, 12 Oct 2011 09:51:00 GMThttp://www.shnenglu.com/Husiwa/archive/2011/10/12/158147.htmlhttp://www.shnenglu.com/Husiwa/comments/158147.htmlhttp://www.shnenglu.com/Husiwa/archive/2011/10/12/158147.html#Feedback0http://www.shnenglu.com/Husiwa/comments/commentRss/158147.htmlhttp://www.shnenglu.com/Husiwa/services/trackbacks/158147.html鏉℃10 鍜?11涓嶅お鎳傦紝浠ュ悗鍐嶇湅鐪?br />
鏉℃10錛屾敞鎰忓垎閰嶅櫒鐨勫崗瀹氬拰綰︽潫
濡傛灉瑕佽嚜瀹氫箟鍒嗛厤鍣?br />*鎶婁綘鐨勫垎閰嶅櫒鍋氭垚涓涓ā鏉匡紝甯︽湁妯℃澘鍙傛暟T錛屼唬琛ㄤ綘瑕佸垎閰嶇殑鍐呭瓨鐨勫璞$被鍨?br />*鎻愪緵pointer鍜宺eference鐨則ypedef錛屼絾鎬繪槸璁﹑ointer鏄疶* reference鏄疶&
*閫氬父錛屽垎閰嶅櫒涓嶈兘鏈夐潪闈欐佺殑鏁版嵁鎴愬憳
*璁板緱搴旇浼犵粰鍒嗛厤鍣ㄧ殑allocate鎴愬憳鍑芥暟闇瑕佸垎閰嶇殑瀵硅薄涓暟鑰屼笉鏄瓧鑺傛暟錛屼篃搴旇璁板緱榪欎簺鍑芥暟榪斿洖T*鎸囬拡錛屽嵆鏃惰繕娌℃湁T瀵硅薄琚瀯閫?br />*涓瀹氳鎻愪緵鏍囧噯瀹瑰櫒渚濊禆鐨勫唴宓宺ebind妯℃澘
鏉℃12錛屽STL瀹瑰櫒綰跨▼瀹夊叏鎬х殑鏈熷緟鐜板疄涓浜?/p>
template<typename Container>
class Lock


{
public:

Lock(const Container container): c( containner )
{
getMutexFor( c );
}

~Lock()
{
releaseMutexFor( c );
}
private:
const Container& c;

};

vector<int> v;


{
Lock< vect< int > > lock( v );
vector<int>::iterator first5( find(v.begin() v.end(), 5));

if( first5 != v.end())
{
*first5 = 0;
}
}


]]> - EFFECTIVE-STL9http://www.shnenglu.com/Husiwa/archive/2011/10/11/158063.htmlIT鑿滈笩IT鑿滈笩Tue, 11 Oct 2011 08:24:00 GMThttp://www.shnenglu.com/Husiwa/archive/2011/10/11/158063.htmlhttp://www.shnenglu.com/Husiwa/comments/158063.htmlhttp://www.shnenglu.com/Husiwa/archive/2011/10/11/158063.html#Feedback0http://www.shnenglu.com/Husiwa/comments/commentRss/158063.htmlhttp://www.shnenglu.com/Husiwa/services/trackbacks/158063.html*鍦ㄤ竴涓爣鍑哠TL瀹瑰櫒涓幓鎺夊間負1963鐨勫璞★紝鑻ユ槸涓涓繛緇唴瀛樺鍣紝鏈濂界殑鏂規硶鏄痚rase-remove
c.erase ( remove( c.begin(), c.end(), 1963 ), c.end錛堬級 錛夛紱//褰揅鏃秜ector,string ,deque鏃訛紝榪欐槸涓澶勭壒瀹氬煎緱鍏冪礌鐨勬渶浣蟲柟娉?br />*褰揅鏄爣鍑嗗叧鑱斿鍣ㄧ殑鏃跺?map, set)浣跨敤浠諱綍鍙仛remove鐨勪笢瑗塊兘鏄畬鍏ㄩ敊璇殑
鑰屽簲璇ョ洿鎺ラ噰鐢╟.erase(1963)瀵規暟鐨勯珮鏁堟椂闂?br />*浣嗗鏋滄搷浣滄槸浠嶤涓櫎鍘繪瘡涓湁鐗瑰畾鍊肩殑鐗╀綋
bool bandValue(int x)
瀵逛簬搴忓垪瀹瑰櫒錛坴ector, string,deque,list)鎴戜滑瑕佸仛鐨勫彧鏄妸姣忎釜remove鏇挎崲涓簉emove_if鐒跺悗灝監K浜?br />c.erase( remove_if(c.begin(), c.end(), badValue), c.end())//vector,string,deque
c.remove_if( badValue ) //list
瀵逛簬鏍囧噯鍏寵仈瀹瑰櫒錛?br />AssocContainner<int> c;
for(AssoContainer<int>::iterator i = c.begin();
i!= c.end(); )
{
if(badValue(*i)) c.erase(i++);
else ++i;
}

]]> - EFFECTIVE-STL5-7http://www.shnenglu.com/Husiwa/archive/2011/10/11/158057.htmlIT鑿滈笩IT鑿滈笩Tue, 11 Oct 2011 07:03:00 GMThttp://www.shnenglu.com/Husiwa/archive/2011/10/11/158057.htmlhttp://www.shnenglu.com/Husiwa/comments/158057.htmlhttp://www.shnenglu.com/Husiwa/archive/2011/10/11/158057.html#Feedback0http://www.shnenglu.com/Husiwa/comments/commentRss/158057.htmlhttp://www.shnenglu.com/Husiwa/services/trackbacks/158057.html鏉℃浜旓紝灝介噺浣跨敤鍖洪棿鎴愬憳鍑芥暟浠f浛浠栦滑鐨勫崟鍏冪礌鍏勫紵
*瀵逛簬鎵鏈夋爣鍑嗗簭鍒楀鍣?vector錛?string, deque, 鍜宭ist)閮芥湁鏁堬紝鏃犺浣曟椂浣犲繀欏誨畬鍏ㄦ浛浠d竴涓鍣ㄧ殑鍐呭錛屼綘灝卞簲璇ユ兂鍒拌祴鍊?br />*insert錛屾瘡嬈¢兘蹇呴』縐誨姩涓烘柊鍏冪礌鑵懼嚭絀洪棿
*搴忓垪瀹瑰櫒erase鏃惰繑鍥炶凱浠e櫒錛岃屽叧鑱斿鍣ㄨ繑鍥炵┖
鏉℃鍏紝璀︽儠C++鏈浠や漢鎭兼掔殑瑙f瀽
int g( double pf() ) pf鍏跺疄鏄竴涓寚閽?br />int g( double() );鍚屼笂錛屽嚱鏁板悕鐪佺暐
int g( double x) == int g( double (x) )
鏉℃涓冿紝 褰撴椂鐢╪ew寰楁寚閽堢殑瀹瑰櫒鏃訛紝璁板緱鍦ㄩ攢姣佸鍣ㄥ墠delete閭d簺鎸囬拡
*榪欐牱鐨勪唬鐮侀犳垚鍐呭瓨娉勯湶
void doSomething()


{
vector<Widget*> vwp;
for(int i =0 ; i < SOME_MAGIC_NUMBER; ++i)

{
vwp.push_back(new Widget);
}
//浣跨敤瀹屾瘯鐨勬椂鍊欙紝vwp鍐呯殑Widget瀵硅薄娌℃湁閲婃斁
}

鏈綆鍗曠殑瀹炵幇鏂規硶鏄?/p>
void doSomething()


{
for(vector<Widget*>::iterator i = vwp.begin(); != vwp.end(); ++i)

{
delete *i;
}
}
榪欐牱鐨勯棶棰樻槸for寰幆浠g爜澶氫綑for_each錛屼絾娌℃湁浣跨敤for_each綆鍗曟槑浜?br />鍙︿竴涓棶棰樻槸榪欐浠g爜涓嶆槸寮傚父瀹夊叏鐨?/p>
綆媧佷笉鑰冭檻寮傚父鐨勬柟娉?/p>

struct DeleteObject
{
template<typename T>
void operator()(const T* ptr) const

{
delete prt;
}
};
void doSomething()


{
deque<SpecialString*> dssp;
for_each( dssp.begin(), dssp.end(), DeleteObject());
}

void doSomething()


{
typedef boost::shar_ptr<Widget> SPW;
vector<SPW> vwp;
for(int i = 0; i <SOME_MAGIC_NUMBER; ++i)

{
vwp.push_back( SPW(new Widget));
}
}


]]>
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