Page 31 - PIC18F4550微處理機C語言設計實務

૵ሔଡ଼ΥႧԊձ C ႧԊ 1

༟ࣘۨ࿒̙˸݊ intechar ഃd˸ɨ݊఻ࡈ৬ΐ܁ѓٙᇍԷj

int age[30]; // ܁ѓ 30 ࡈπ׳ϋߏٙ዆ᅰ৬ΐf
char ave[30]; // ܁ѓ 30 ࡈπ׳̻ѩϓᐶٙɓࡈЗʩଡ଼৬ΐf

܁ѓ৬ΐ̙ࣛ˸ഗ࠽א૶ৰd˸е՟੻ʔᆽ֛ٙ࠽fഗ࠽ࠅ͜ഃ໮ܝ͜ɽܼ໮ਗ਼
࠽ՒৎԸd࠽ၾ࠽ගԴ͜ஸ໮ʱකf

Էνj

int score[5] = {0,0,0,0,0}; // ৬ΐʕٙʩ९ேึ஗ڋ֐މ 0f
char symbol[] = {'a', 'b', 'c', 'd', 'e', '\0'}; // ఊɓοʩۃܝ඲Դ
͜ఊˏ໮f

ۆ symbol[0]= 'a'dsymbol[1]= 'b'd....dsymbol[4]= 'e'f

ձ˸ɨٙοʩ৬ΐ܁ѓ޴Νj

char symbol[] = "abcde"; οЕۃܝ඲͜ᕐˏ໮fοЕఱ݊οʩٙ৬ΐf

̥݊οЕึІਗ̋ɝഐҼοʩ '\0'f

຅ࠅπ՟৬ΐʕٙʫ࢙ࣛdԴ͜৬ΐΤ၈̋ɪ [ ]dί [ ] ʕ̋ɪ॰ˏ࠽€Indexd
॰ˏ࠽̙˸݊ɓࡈᜊᅰא݊ɓࡈ༶ၑόdܸ֛ࠅπ՟৬ΐʕٙ޴࿁ʩ९f॰ˏ࠽ɓܛ

͟ 0 ක֐dϾʔ݊͟ 1 ක֐f॰ˏ࠽ఱ݊৬ΐʕʩ९ٙᇜ໮f

■ 二維陣列

ɚၪ৬ΐ݊Դ͜৬ΐΤ၈ၾՇࡈ॰ˏ࠽Ըܸ֛π՟৬ΐʩ९dՉ܁ѓ˙ό݊৬ΐ

ۨ࿒e৬ΐΤ၈ձՇࡈ৬ΐୌ໮ [ ]f

Էνj

int score [30][3];

݊܁ѓɓࡈ 30*3=90 ࡈπ׳዆ᅰٙাኳ᜗٤ගΤ̣ score ৬ΐfɚၪ৬ΐԴ͜Շࡈ
॰ˏ࠽Ըܸ֛π՟৬ΐdவՇࡈ॰ˏ࠽ே݊͟ 0 ක֐f

ɰ̙˸ί܁ѓɚၪ৬ΐٙΝܸ֛ࣛɚၪ৬ΐٙ࠽f

Էνj

int score [3][4]={{1,2,3,4},{5,6,7,8},{9,10,11,12}};

܁ѓɓࡈΤ̣ score 3 ΐ 4 Бٙ৬ΐdԴ͜ { } ၾቇ຅ٙஸᓃԸ່֛৬ΐٙڋ࠽d
Չʕdʫ௅ٙɽܼ໮̙݊˸޲ଫf
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