锘??xml version="1.0" encoding="utf-8" standalone="yes"?>
銆銆絎?锝?2鍙峰強(qiáng)絎?27鍙?鍏?4涓?鏄帶鍒跺瓧絎︽垨閫氳涓撶敤瀛楃錛屽鎺у埗絎︼細(xì)LF錛堟崲琛岋級(jí)銆丆R錛堝洖杞︼級(jí)銆丗F錛堟崲欏碉級(jí)銆丏EL錛堝垹闄わ級(jí)銆丅EL錛堟尟閾冿級(jí)絳夛紱閫氳涓撶敤瀛楃錛歋OH錛堟枃澶達(dá)級(jí)銆丒OT錛堟枃灝撅級(jí)銆丄CK錛堢‘璁わ級(jí)絳夛紱
銆銆絎?3锝?26鍙?鍏?4涓?鏄瓧絎︼紝鍏朵腑絎?8锝?7鍙蜂負(fù)0锝?鍗佷釜闃挎媺浼暟瀛楋紱65锝?0鍙蜂負(fù)26涓ぇ鍐欒嫳鏂囧瓧姣嶏紝97锝?22鍙蜂負(fù)26涓皬鍐欒嫳鏂囧瓧姣嶏紝鍏朵綑涓轟竴浜涙爣鐐圭鍙楓佽繍綆楃鍙風(fēng)瓑銆?
銆銆娉ㄦ剰錛氬湪璁$畻鏈虹殑瀛樺偍鍗曞厓涓紝涓涓狝SCII鐮佸煎崰涓涓瓧鑺?8涓簩榪涘埗浣?錛屽叾鏈楂樹綅(b7)鐢ㄤ綔濂囧伓鏍¢獙浣嶃傛墍璋撳鍋舵牎楠岋紝鏄寚鍦ㄤ唬鐮佷紶閫佽繃紼嬩腑鐢ㄦ潵媯(gè)楠屾槸鍚﹀嚭鐜伴敊璇殑涓縐嶆柟娉曪紝涓鑸垎濂囨牎楠屽拰鍋舵牎楠屼袱縐嶃傚鏍¢獙瑙勫畾錛氭紜殑浠g爜涓涓瓧鑺備腑1鐨勪釜鏁板繀欏繪槸濂囨暟錛岃嫢闈炲鏁幫紝鍒欏湪鏈楂樹綅b7娣?錛涘伓鏍¢獙瑙勫畾錛氭紜殑浠g爜涓涓瓧鑺備腑1鐨勪釜鏁板繀欏繪槸鍋舵暟錛岃嫢闈炲伓鏁幫紝鍒欏湪鏈楂樹綅b7娣?銆?
銆銆涓轟簡(jiǎn)渚夸簬鏌ヨ錛屼互涓嬪垪鍑篈SCII鐮佽〃錛?
銆銆絎?28锝?55鍙蜂負(fù)鎵╁睍瀛楃錛堜笉甯哥敤錛?/p>
Dec | Hx | Oct | Char | Dec | Hx | Oct | Char | Dec | Hx | Oct | Char | Dec | Hx | Oct | Char | |
0 | 0 | 000 | NUL | (null) | 32 | 20 | 040 | SPACE | 64 | 40 | 100 | @ | 96 | 60 | 140 | ` |
1 | 1 | 001 | SOH | (start of heading) | 33 | 21 | 041 | ! | 65 | 41 | 101 | A | 97 | 61 | 141 | a |
2 | 2 | 002 | STX | (start of text) | 34 | 22 | 042 | " | 66 | 42 | 102 | B | 98 | 62 | 142 | b |
3 | 3 | 003 | ETX | (end of text) | 35 | 23 | 043 | # | 67 | 43 | 103 | C | 99 | 63 | 143 | c |
4 | 4 | 004 | EOT | (end of transmission) | 36 | 24 | 044 | $ | 68 | 44 | 104 | D | 100 | 64 | 144 | d |
5 | 5 | 005 | ENQ | (enquiry) | 37 | 25 | 045 | % | 69 | 45 | 105 | E | 101 | 65 | 145 | e |
6 | 6 | 006 | ACK | (acknowledge) | 38 | 26 | 046 | & | 70 | 46 | 106 | F | 102 | 66 | 146 | f |
7 | 7 | 007 | BEL | (bell) | 39 | 27 | 047 | ' | 71 | 47 | 107 | G | 103 | 67 | 147 | g |
8 | 8 | 010 | BS | (backspace) | 40 | 28 | 050 | ( | 72 | 48 | 110 | H | 104 | 68 | 150 | h |
9 | 9 | 011 | TAB | (horizontal tab) | 41 | 29 | 051 | ) | 73 | 49 | 111 | I | 105 | 69 | 151 | i |
10 | A | 012 | LF | (NL line feed, new_line) | 42 | 2A | 052 | * | 74 | 4A | 112 | J | 106 | 6A | 152 | j |
11 | B | 013 | VT | (vertical tab) | 43 | 2B | 053 | + | 75 | 4B | 113 | K | 107 | 6B | 153 | k |
12 | C | 014 | FF | (NP form feed, new page) | 44 | 2C | 054 | , | 76 | 4C | 114 | L | 108 | 6C | 154 | l |
13 | D | 015 | CR | (carriage return) | 45 | 2D | 055 | - | 77 | 4D | 115 | M | 109 | 6D | 155 | m |
14 | E | 016 | SO | (shift out) | 46 | 2E | 056 | . | 78 | 4E | 116 | N | 110 | 6E | 156 | n |
15 | F | 017 | SI | (shift in) | 47 | 2F | 057 | / | 79 | 4F | 117 | O | 111 | 6F | 157 | o |
16 | 10 | 020 | DLE | (data link escape) | 48 | 30 | 060 | 0 | 80 | 50 | 120 | P | 112 | 70 | 160 | p |
17 | 11 | 021 | DC1 | (device control 1) | 49 | 31 | 061 | 1 | 81 | 51 | 121 | Q | 113 | 71 | 161 | q |
18 | 12 | 022 | DC2 | (device control 2) | 50 | 32 | 062 | 2 | 82 | 52 | 122 | R | 114 | 72 | 162 | r |
19 | 13 | 023 | DC3 | (device control 3) | 51 | 33 | 063 | 3 | 83 | 53 | 123 | S | 115 | 73 | 163 | s |
20 | 14 | 024 | DC4 | (device control 4) | 52 | 34 | 064 | 4 | 84 | 54 | 124 | T | 116 | 74 | 164 | t |
21 | 15 | 025 | NAK | (negative acknowledge) | 53 | 35 | 065 | 5 | 85 | 55 | 125 | U | 117 | 75 | 165 | u |
22 | 16 | 026 | SYN | (synchronous idle) | 54 | 36 | 066 | 6 | 86 | 56 | 126 | V | 118 | 76 | 166 | v |
23 | 17 | 027 | ETB | (end of trans. block) | 55 | 37 | 067 | 7 | 87 | 57 | 127 | W | 119 | 77 | 167 | w |
24 | 18 | 030 | CAN | (cancel) | 56 | 38 | 070 | 8 | 88 | 58 | 130 | X | 120 | 78 | 170 | x |
25 | 19 | 031 | EM | (end of medium) | 57 | 39 | 071 | 9 | 89 | 59 | 131 | Y | 121 | 79 | 171 | y |
26 | 1A | 032 | SUB | (substitute) | 58 | 3A | 072 | : | 90 | 5A | 132 | Z | 122 | 7A | 172 | z |
27 | 1B | 033 | ESC | (escape) | 59 | 3B | 073 | ; | 91 | 5B | 133 | [ | 123 | 7B | 173 | { |
28 | 1C | 034 | FS | (file separator) | 60 | 3C | 074 | < | 92 | 5C | 134 | \ | 124 | 7C | 174 | |
29 | 1D | 035 | GS | (group separator) | 61 | 3D | 075 | = | 93 | 5D | 135 | ] | 125 | 7D | 175 | } |
30 | 1E | 036 | RS | (record separator) | 62 | 3E | 076 | > | 94 | 5E | 136 | ^ | 126 | 7E | 176 | ~ |
31 | 1F | 037 | US | (unit separator) | 63 | 3F | 077 | ? | 95 | 5F | 137 | _ | 127 | 7F | 177 | DEL |
|
|
2 闂錛歟xtern 鍙橀噺
銆銆鍦ㄤ竴涓簮鏂囦歡閲屽畾涔変簡(jiǎn)涓涓暟緇勶細(xì)char a[6];
銆銆鍦ㄥ彟澶栦竴涓枃浠墮噷鐢ㄤ笅鍒楄鍙ヨ繘琛屼簡(jiǎn)澹版槑錛歟xtern char *a錛?br>銆銆璇烽棶錛岃繖鏍峰彲浠ュ悧錛?
銆銆絳旀涓庡垎鏋愶細(xì)
銆銆1)銆佷笉鍙互錛岀▼搴忚繍琛屾椂浼?xì)鍛婅瘔浣犻潪娉曡畨K棶銆傚師鍥犲湪浜庯紝鎸囧悜綾誨瀷T鐨?a target=_blank>鎸囬拡騫朵笉絳変環(huán)浜庣被鍨婽鐨勬暟緇勩俥xtern char *a澹版槑鐨勬槸涓涓?a target=_blank>鎸囬拡鍙橀噺鑰屼笉鏄瓧絎︽暟緇勶紝鍥犳涓庡疄闄呯殑瀹氫箟涓嶅悓錛屼粠鑰岄犳垚榪愯鏃墮潪娉曡闂傚簲璇ュ皢澹版槑鏀逛負(fù)extern char a[ ]銆?br>
銆銆2)銆佷緥瀛愬垎鏋愬涓嬶紝濡傛灉a[] = "abcd",鍒欏閮ㄥ彉閲廰=0x61626364 (abcd鐨凙SCII鐮佸?錛?a鏄劇劧娌℃湁鎰忎箟
銆銆鏄劇劧a鎸囧悜鐨勭┖闂達(dá)紙0x61626364錛夋病鏈夋剰涔夛紝鏄撳嚭鐜伴潪娉曞唴瀛樿闂?br>
銆銆3)銆佽繖鎻愮ず鎴戜滑錛屽湪浣跨敤extern鏃跺欒涓ユ牸瀵瑰簲澹版槑鏃剁殑鏍煎紡錛屽湪瀹為檯緙栫▼涓紝榪欐牱鐨勯敊璇薄瑙佷笉椴溿?br>
銆銆4)銆乪xtern鐢ㄥ湪鍙橀噺澹版槑涓父甯告湁榪欐牱涓涓綔鐢紝浣犲湪*.c鏂囦歡涓0鏄庝簡(jiǎn)涓涓叏灞鐨勫彉閲忥紝榪欎釜鍏ㄥ眬鐨勫彉閲忓鏋滆琚紩鐢紝灝辨斁鍦?.h涓茍鐢╡xtern鏉ュ0鏄庛?br>
4 闂錛歟xtern 鍑芥暟2
銆銆褰?a target=_blank>鍑芥暟鎻愪緵鏂瑰崟鏂歸潰淇敼鍑芥暟鍘熷瀷鏃訛紝濡傛灉浣跨敤鏂逛笉鐭ユ儏緇х畫娌跨敤鍘熸潵鐨別xtern鐢蟲槑錛岃繖鏍風(fēng)紪璇戞椂緙栬瘧鍣ㄤ笉浼?xì)鎶ラ敊銆備絾鏄湪榪愯榪囩▼涓紝鍥犱負(fù)灝戜簡(jiǎn)鎴栬呭浜?jiǎn)杈撳叆鍙傛晭图屽線寰浼?xì)鐓ф垚绯痪l熼敊璇紝榪欑鎯呭喌搴旇濡備綍瑙e喅錛?br>
銆銆絳旀涓庡垎鏋愶細(xì)
銆銆鐩墠涓氱晫閽堝榪欑鎯呭喌鐨勫鐞嗘病鏈変竴涓緢瀹岀編鐨勬柟妗堬紝閫氬父鐨勫仛娉曟槸鎻愪緵鏂瑰湪鑷繁鐨剎xx_pub.h涓彁渚涘澶栭儴鎺ュ彛鐨勫0鏄庯紝鐒跺悗璋冪敤鏂筰nclude璇ュご鏂囦歡錛屼粠鑰岀渷鍘籩xtern榪欎竴姝ャ備互閬垮厤榪欑閿欒銆?br>
銆銆瀹濆墤鏈夊弻閿嬶紝瀵筫xtern鐨勫簲鐢紝涓嶅悓鐨勫満鍚堝簲璇ラ夋嫨涓嶅悓鐨勫仛娉曘?/span>
5 闂錛歟xtern “C”
銆銆鍦?a target=_blank>C++鐜涓嬩嬌鐢–鍑芥暟鐨勬椂鍊欙紝甯稿父浼?xì)鍑虹幇缂栬瘧鍣ㄦ棤娉曟墤謭皁bj妯″潡涓殑C鍑芥暟瀹氫箟錛屼粠鑰屽鑷撮摼鎺ュけ璐ョ殑鎯呭喌錛屽簲璇ュ浣曡В鍐寵繖縐嶆儏鍐靛憿錛?br>
銆銆絳旀涓庡垎鏋愶細(xì)
銆銆C++璇█鍦ㄧ紪璇戠殑鏃跺欎負(fù)浜?jiǎn)瑙e?a target=_blank>鍑芥暟鐨勫鎬侀棶棰橈紝浼?xì)灏?a target=_blank>鍑芥暟鍚嶅拰鍙傛暟鑱斿悎璧鋒潵鐢熸垚涓涓腑闂寸殑鍑芥暟鍚嶇О錛岃?a target=_blank>C璇█鍒欎笉浼?xì)锛屽洜姝や細(xì)閫犳垚閾炬帴鏃舵壘涓嶅埌瀵瑰簲鍑芥暟鐨勬儏鍐碉紝姝ゆ椂C鍑芥暟灝遍渶瑕佺敤extern “C”榪涜閾炬帴鎸囧畾錛岃繖鍛婅瘔緙栬瘧鍣紝璇蜂繚鎸佹垜鐨勫悕縐幫紝涓嶈緇欐垜鐢熸垚鐢ㄤ簬閾炬帴鐨勪腑闂?a target=_blank>鍑芥暟鍚嶃?br>
銆銆涓嬮潰鏄竴涓爣鍑嗙殑鍐欐硶錛?br>
//鍦?h鏂囦歡鐨勫ご涓?br>#ifdef __cplusplus
#if __cplusplus
extern "C"{
銆#endif
銆#endif /* __cplusplus */
銆…
銆…
銆//.h鏂囦歡緇撴潫鐨勫湴鏂?br>銆#ifdef __cplusplus
銆#if __cplusplus
}
#endif
#endif /* __cplusplus */