บทที่ 11 การสร้างชนิดของข้อมูล

1. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ šš¸É „µ¦¦oµŠœ·—…°Š…o°¤¼¨ RQVWUXWHG7SH

2. œ·—…°ŠÃ‡¦Š¦oµŠÁž}œš¸ÁÉ „È¦ª¦ª¤…°Š˜´ªÂž¦š¸É¤‡ªµ¤´¤¡´œ›r„œ Ž¹ÉŠ°¥¼n£µ¥ÄõºÉ° ¸ ´ Á—¸¥ª„´œ Ã‡¦Š¦oµŠ°µ‹‹³ž¦³„°—oª¥˜´ªÂž¦š¸É¤¸…°¤¼¨ñµŠœ·—„´œ ÄœšµŠ˜¦Š„´œ…oµ¤Â™ª¨Îµ—´ o ž¦³„°—oª¥¤µ·„š¸É¤…°¤¼¨œ·—Á—¸¥ª„´œ Ã—¥š´ÉªÅžÃ‡¦Š¦oµŠ‹³Áž}œ˜´ª„Îµ®œ—¦³Á¸¥œš¸ÉÁ„ÈÅªo ¸o ÄœÂ¢j¤…o°¤¼¨ ˜´ª¸ÊÂ¨³Ã‡¦Š¦oµŠ°µ‹ÄoÁž}œnªœž¦³„°¡ºÊœ“µœ…°ŠÃ‡¦Š¦oµŠ…o°¤¼¨š¸Ž´Žo°œ É Ánœ¦µ¥„µ¦Ã¥Š‡·ªÂ˜„Â¨³õœÅ¤o ‡Îµ‹Îµ„´—‡ªµ¤…°ŠÃ‡¦Š¦oµŠ Ã‡¦Š¦oµŠÁž}œœ·—…o°¤¼¨š¸¦oµŠ…¹œÃ—¥Äo…°¤¼¨œ·—°ºÉœÇÁnœ É Ê o VWUXFWFDUG^ FKDU IDFH FKDU VXLW ` ‡ÎµÎµ‡´ VWUXFW ÄoÁ¡ºÉ°ž¦³„µ«˜´ª¦³»š¸ÉÁž}œœ·—Ã‡¦Š¦oµŠÂöª˜µ¤—oª¥žjµ¥¦³»Ã‡¦Š ¦oµŠ Äœš¸Éœ¸Êžµ¥¦³»Ã‡¦Š¦oµŠ‡º° FDUG Â¨³ FDUG Áž}œœ·—…o°¤¼¨Ã‡¦Š¦oµŠ Ž¹ÉŠ…o°¤¼¨œ·—Ã‡¦Š j ¦oµŠ FDUG ‹³ž¦³„°—oª¥¤µ·„š¸ž¦³„µ«°¥¼n£µ¥ÄœÁ‡¦º°Š®¤µ¥ªŠÁ¨Èže„„µ Ã—¥¤µ·„…°Š É É Ã‡¦Š¦oµŠž¦³Á£šÁ—¸¥ª„´œõ°Š¤¸ºÉ°š¸ÉÁž}œÁ°„¨´„¬–r Â¨³‡Îµ‹Îµ„´—‡ªµ¤…°ŠÃ‡¦Š¦oµŠ‹³õ°Š‹ —oª¥Á‡¦º°Š®¤µ¥vw É ‹µ„˜´ª°¥nµŠ FDUGÁž}œž¦³Á£š…o°¤¼¨œ·—Ã‡¦Š¦oµŠž¦³„°—oª¥¤µ·„˜´ª‡º° IDFH Â¨³ VXLWÃ—¥š´ÉªÅž¤µ·„…°ŠVWUXFWœ¸‹³Áž}œœ·—Ä—„ÈÅ—oÁnœLQWIORDW®¦º° ˜´ª¸š¸ÊÅž¥´ŠÂ™ª Ê Ê ¸É ¨Îµ—´ ˜´ª¸Êš¸ÊÅž¥´Š‹ÎµœªœÁ˜È¤Â¨³˜´ª¸Êš¸É¸ÊÅž¥´Š‹Îµœªœ‹¦·Š ¸É „µ¦ž¦³„µ«˜´ªÂž¦œ·—Ã‡¦Š¦oµŠµ¤µ¦™šÎµÅ—oÃ—¥ª·›¸Á—¸¥ª„´œ„´„µ¦ž¦³„µ«˜´ªÂž¦ œ·—°ºÉœ Ánœ VWUXFWFDUGDGHFN@ F3WU ‡Îµ´ÉŠœ¸Êž¦³„µ«Ä®o D Áž}œ˜´ªÂž¦œ·— VWUXFW FDUG Â¨³ GHFN Áž}œÂ™ª¨Îµ—´¤¸¤µ·„Áž}œ œ·— VWUXFW FDUG ‹Îµœªœ ˜´ª Â¨³ F3WU Áž}œ˜´ª¸šÅž¥´Š VWUXFW FDUG Äœ„µ¦ž¦³„µ«˜´ªÂž¦ Ê ¸É ¸Ê VWUXFWFDUGœ¸ÊÄœ„µ¦ž¦³„µ«˜´ªÂž¦DGHFNÂ¨³ F3WUµ¤µ¦™œÎµ„µ¦ž¦³„µ«¦ª¤„´œÅ—o—´Šœ¸Ê µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

3. „µ¦Ãž¦Â„¦¤ÁºÊ°Šõœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ VWUXFWFDUG^ FKDU IDFH FKDU VXLW `DGHFN@ F3WU „µ¦„Îµ®œ—‡nµÁ¦·¤õœÄ®o„´˜´ªÂž¦œ·—Ã‡¦Š¦oµŠ µ¤µ¦™šÎµÅ—oÁnœÁ—¸¥ª„´„µ¦„Îµ®œ— É ‡nµÄ®oÂ™ª¨Îµ—´Ánœ VWUXFWFDUGD ^vWKUHHvvKHDUWVw` ‡Îµ´ÉŠœ¸Ê¦oµŠ˜´ªÂž¦DÄ®o¤œ·—VWUXFWFDUG ˜´ªÂž¦Dœ´Êœ¤¸¤µ·„ ˜´ª‡º°IDFH Â¨³ ¸ VXLW Á¦µ„Îµ®œ—‡nµÁ¦·¤õœÄ®o¤µ·„IDFH¤¸‡µÁž}œvWKUHHwÂ¨³ VXLW ¤¸‡nµÁž}œ vKHDUWVw Äœ„¦–¸š¸É É n ‡nµš¸„Îµ®œ—¤¸‹Îµœªœœo°¥„ªnµ‹Îµœªœ¤µ·„ ¤µ·„š¸ÁÉ ®¨º°‹³¤¸‡µÁž}œ«¼œ¥rÃ—¥°´˜Ãœ¤´˜· ®¦º°Áž}œ É n QXOO™oµÁž}œ˜´ª¸Ê „µ¦Á…oµ™¹Š¤µ·„…°Š…o°¤¼¨œ·—Ã‡¦Š¦oµŠ „µ¦Á…oµ™¹Š¤µ·„…°Š…o°¤¼¨œ·—Ã‡¦Š¦oµŠ°µ‹Äo˜´ª—ÎµÁœ·œ„µ¦ ˜´ª‡º° ˜´ª—ÎµÁœ·œ„µ¦‹»— vw®¦º°˜´ª—ÎµÁœ·œ„µ¦˜´ª¸Ê…°ŠÃ‡¦Š¦oµŠv!wš¸ÁÉ ¦¸¥„ªnµ˜´ª—ÎµÁœ·œ„µ¦¨¼„«¦ „µ¦Á…oµ™¹Š¤µ·„ …°Š…o°¤¼¨œ·—Ã‡¦Š¦oµŠšÎµÅ—oÃ—¥Á¦¸¥„ºÉ°˜´ªÂž¦œ·—Ã‡¦Š¦oµŠÁnœõ°Š„µ¦¡·¤¡r‡µ£µ¥Äœ…°Š n VXLWÄœVWUXFWXUHDš¸Å—o„¨nµª¤µÂöªµ¤µ¦™šÎµÅ—oÃ—¥Äo‡Îµ´ÉŠ É SULQWIvVwDVXLW

4. œ·¡‹œr D3WU!VXLWœ´Êœ¤¸‡ªµ¤®¤µ¥Á®¤º°œ„´œ„´ D3WU

5. VXLWŽ¹ÉŠ°oµŠ™¹Š‡nµ£µ¥Äœ…°Šš¸É°¥¼n Â¨³Á…oµ™¹Š¤µ·„VXLW„¦–¸œ¸ÊÄoÁ‡¦º°Š®¤µ¥ªŠÁ¨ÈÁ¡¦µ³˜´ª—ÎµÁœ·œ„µ¦‹»—

6. ¤¸¨Îµ—´„µ¦šÎµŠµœ¼Š É „ªnµ˜´ª—ÎµÁœ·œ„µ¦˜´ª¸Êv w µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

7. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ˜´ª°¥nµŠš¸É Ãž¦Â„¦¤Â—Š„µ¦—ÎµÁœ·œŠµœ…°Š¤µ·„Â¨³˜´ª¸Ê…°Š…o°¤¼¨œ·—Ã‡¦Š¦oµŠ Ã—¥ „Îµ®œ—¤¼¨‡nµ vDFHwÂ¨³ vVSDGHVw Ä®o¤µ·„…°Š…o°¤¼¨œ·—Ã‡¦Š¦oµŠ D ˜µ¤¨Îµ—´Îµ®¦´˜´ª¸Ê D3WU Å—o¦´‡nµš¸É°¥¼n…°ŠÃ‡¦Š¦oµŠD‡Îµ´ÉŠSULQWIšÎµ®œoµš¸É¡·¤¡r¤µ·„…°Š˜´ªÂž¦D 8VLQJWKHVWUXFWXUHPHPEHUDQGVWUXFWXUHSRLQWHURSHUDWRUV LQFOXGHVWGLRK! VWUXFWFDUG^ FKDU IDFH FKDU VXLW ` PDLQ

8. ^ VWUXFWFDUGD VWUXFWFDUG D3WU DIDFH ´$FHµ DVXLW ´6SDGHVµ D3WU D SULQWI´VVV?QVVV?QVVV?Qµ DIDFH´RI´DVXLW D3WU!IDFH´RI´D3WU!VXLW D3WU

9. IDFH´RI´ D3WU

10. VXLW

11. UHWXUQ ` (QGPDLQ Ÿ¨¨´¡›rš¸ÉÅ—o ‡ÎµÎµ‡´WSHGHI ‡ÎµÎµ‡´WSHGHIÄoÄœ„µ¦¦oµŠ®¦º°„Îµ®œ—œ·—…o°¤¼¨„µ¦ž¦³„µ«œ·—…o°¤¼¨Ã‡¦Š¦oµŠ „Îµ®œ—Ã—¥WSHGHI ‹³šÎµÄ®o¨—…´Êœ˜°œÄœ„µ¦ž¦³„µ«˜´ªÂž¦ WSHGHIVWUXFWFDUGDUG ‡Îµ´ÉŠœ¸Ê„Îµ®œ—Ä®o DUGÁž}œ…o°¤¼¨œ·—Ä®¤nŽ¹ÉŠÁ®¤º°œ„´œ·— VWUXFFDUG—´Šœ´œžjµ¥¦³» Ê Ã‡¦Š¦oµŠ‹¹ŠÅ¤n‹ÎµÁž}œ˜o°ŠÄoÄœš¸Éœ¸ÊÁnœ WSHGHIVWUXFW^ FKDU IDFH FKDU VXLW `DUG µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

12. „µ¦Ãž¦Â„¦¤ÁºÊ°Šõœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ‡Îµ´ÉŠš¸„¨nµªÅžœ¸Ê¦oµŠœ·—…o°¤¼¨ÂÃ‡¦Š¦oµŠºÉ° DUG —´Šœ´Êœ Á¦µµ¤µ¦™Äo DUG É ž¦³„µ«˜´ªÂž¦š¸¤œ·—Áž}œVWUXFWFDUGÁnœ É ¸ DUGGHFN@ ‡Îµ´ÉŠœ¸Êž¦³„µ«Â™ª¨Îµ—´…°Šœ·—…o°¤¼¨Ã‡¦Š¦oµŠ¤¸¤µ·„˜´ª œ·—…o°¤¼¨8QLRQ 8QLRQÁž}œœ·—…o°¤¼¨š¸¤µ·„…°Š8QLRQÂñ¨³˜´ª‹³™¼„Á„ÈÄœ˜ÎµÂ®œnŠÁ—¸¥ª„´œ¤µ·„ É …°Š 8QLRQ ‹³Áž}œ…o°¤¼¨œ·—Ä—„ÈÅ—o Âñ¤µ·„…°Š 8QLRQ ¤´„‹³¤¸…œµ—Á¨È„ Ž¹ŠšÎµÄ®o 8QLRQ É µ¤µ¦™Á„È¤µ·„Å—oÁž}œ‹Îµœªœ¤µ„ Ã—¥š´ÉªÅž 8QLRQ ¤´„‹³ž¦³„°—oª¥…o°¤¼¨¤µ„„ªnµ œ·—…¹ÊœÅž„µ¦Á¦¸¥„Äo¤µ·„…°Š8QLRQÂñ¨³‡¦´ÊŠšÎµÅ—o‡¦´ÊŠ¨³˜´ªÂ¨³Á¡¸¥Š œ·—…o°¤¼¨Ášnµ œ´Êœ œ´„Á…¸¥œÃž¦Â„¦¤‡ª¦¦³ª´Š„µ¦°oµŠ™¹Š…o°¤¼¨Äœ 8QLRQ œ´Êœ Á¡ºÉ°‹³Å—oÄoœ·—…o°¤¼¨Å—o™„õ°Š ¼ ˜µ¤õ°Š„µ¦ „µ¦ž¦³„µ«8QLRQ¤¸¦¼žÂÁnœÁ—¸¥ª„´VWUXFWXUH—´Šœ¸Ê 8QLRQQXPEHU^ LQW[ IORDW ` ‡Îµ´ÉŠœ¸ÊÂ—ŠªnµQXPEHU¤¸œ·—Áž}œ8QLRQŽ¹ÉŠž¦³„°—oª¥¤µ·„‡º°LQW[Â¨³IORDW „µ¦ž¦³„µ«8QLRQÄœÃž¦Â„¦¤‹³°¥¼nÄœ˜ÎµÂ®œnŠ„n°œ®œoµ„µ¦ž¦³„µ«PDLQ

13. Á¤° Á¦µµ¤µ¦™‡´—¨°„‡nµ£µ¥Äœ…°Š8QLRQ®œ¹ÉŠÅžÄ®o°¸„8QLRQ®œ¹ÉŠÅ—oÃ—¥ÄoÁ¨…š¸É°¥¼n

14. …°Š8QLRQÂ¨³µ¤µ¦™Á…oµ™¹Š¤µ·„…°Š8QLRQÃ—¥Äo˜ª—ÎµÁœ·œ‹»—…°ŠÃ‡¦Š¦oµŠÂ¨³˜´ª—ÎµÁœ·œ ´ „µ¦˜´ª¸Ê…°ŠÃ‡¦Š¦oµŠÂ˜nÁ¦µÅ¤nµ¤µ¦™Áž¦¸¥Áš¸¥®œ¹ÉŠ 8QLRQ„´8QLRQ °ºÉœÅ—o „µ¦„Îµ®œ—‡nµÁ¦·¤˜oœÄ®o 8QLRQ µ¤µ¦™šÎµÅ—oÃ—¥„Îµ®œ—¤¼¨‡nµš¸¤œ·—Áž}œœ·—Á—¸¥ª„´ É É ¸ ¤µ·„˜´ªÂ¦„…°Š8QLRQ Ánœ 8QLRQQXPEHUYDOYH ^` ˜´ª‡Šš¸É(QXPHUDWLRQ Äœ£µ¬µ Ÿ¼oÄoµ¤µ¦™„Îµ®œ—œ·—…o°¤¼¨Å—oÁ°ŠŽ¹ÉŠÁ¦µÁ¦¸¥„œ·—…o°¤¼¨œ¸Êªnµ HQXPHUDWLRQ „µ¦„Îµ®œ—…o°¤¼¨œ·—œ¸ÊÄo‡ÎµÎµ‡´ HQXP Ž¹ÉŠÁž}œœ·—…°Š…o°¤¼¨…°Š‡nµ‡Š˜´ªHQXPHUDWLRQ FRQVWDQW

15. …°Š‹ÎµœªœÁ˜È¤Ã—¥¤¼¨‡nµ…°ŠHQXPÁ¦·É¤˜oœ—oª¥Â¨³Á¡·É¤‡nµ‡¦´Š¨³Ánœ Ê HQXP PRQWKV ^-$1 )(% 0$5 $35 0$ -81 -8/ $8* 6(3 27 129 '(` µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

16. „µ¦Ãž¦Â„¦¤ÁºÊ°Šõœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ‡Îµ´ÉŠœ¸Ê¦oµŠœ·—…o°¤¼¨Ä®¤n‡°HQXPPRQWKVŽ¹ÉŠž¦³„°—oª¥˜´ª¦³» ˜´ª˜´ª¦³»‹³™¼„ º „Îµ®œ—Ä®oÁž}œ‹ÎµœªœÁ˜È¤š¸¤¸‡nµ˜´ŠÂñ ™¹ŠÃ—¥°´˜Ãœ¤´˜· Âñ™oµõ°Š„µ¦„Îµ®œ—Ä®oÁ—º°œ¤¸‡µ‹µ„ É Ê n ™¹Š„Îµ®œ——´Šœ¸Ê HQXPPRQWKV^-$1 )(%0$5$350$-81-8/$8*6(3 27129'(` ÁœºÉ°Š‹µ„„Îµ®œ—Ä®o¤µ·„˜´ªÂ¦„ÄœHQXPPRQWKV¤¸‡µÁž}œ‡nµš¸ÁÉ ®¨º°‹¹Š¤¸„µ¦Á¡·É¤ ‡nµ n Áž}œ ™¹Š˜µ¤¨Îµ—´„µ¦„Îµ®œ—‡nµÄ®o˜ª¦³»Âñ¨³˜´ªµ¤µ¦™šÎµÅ—o—ŠÃž¦Â„¦¤Äœ˜´ª°¥nµŠš¸É ´ ´ Ãž¦Â„¦¤œ¸Â—Šªnµ˜´ªÂž¦PRQWKÄo‡Îµ´ÉŠIRUÁ¡ºÉ°¡·¤¡rºÉ°Á—º°œ‹µ„Â™ª¨Îµ—´PRQWK1DPH Ê ˜´ª°¥nµŠš¸É Ãž¦Â„¦¤Â—Š„µ¦¡·¤¡rºÉ°Á—º°œÃ—¥Äoœ·—…o°¤¼¨HQXP 8VLQJDQHQXPHUDWLRQWSH LQFOXGHVWGLRK! HQXPPRQWKV^-$1 )(%0$5$350$-81-8/$8* 27129'(` PDLQ

17. ^ HQXPPRQWKVPRQWK FKDU PRQWK1DPH@ ^´µ´-DQXDUµ´)HEUXDUµ´0DUFKµ ´0Dµ´-XQHµ´-XOµ´$XJXVWµ ´6HSWHPEHUµ´2FWREHUµ´1RYHPµ ´'HFHPEHUµ` IRUPRQWK -$1PRQWK '(PRQWK

18. SULQWI´GV?QµPRQWKPRQWK1DPHPRQWK@

19. UHWXUQ ` (QGPDLQ Ÿ¨¨´¡›rš¸ÉÅ—o µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

20. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ˜´ª—ÎµÁœ·œ„µ¦·˜Åªr ˜´ª—ÎµÁœ·œ„µ¦·˜Åªr—´ŠÅ—o„¨nµªÅžjµŠÂ¨oªÄœšš¸É Îµ®¦´Äœšœ¸Ê‹³Â—Š„µ¦šÎµŠµœ …°Š˜´ª—ÎµÁœ·œ„µ¦·˜ÅªrÁnœ ELWZLVH$1'

21. ELWZLVHLQFOXVLYH25_

22. ELWZLVHH[FOXVLYH25A

23. OHIWVKLIW

24. ULJKWVKLIW!!

25. ‡°¤¡¨¸Á¤œ˜ra

26. ˜´ª°¥nµŠš¸É Ãž¦Â„¦¤¡·¤¡rµ¥°´„…¦³·˜…°Š‹ÎµœªœÁ˜È¤š¸ÉÅ¤n¤Á¸ ‡¦º°Š®¤µ¥XQVLJQHGLQWHJHU

27. É 3ULQWLQJDQXQVLJQHGLQWHJHULQELWV LQFOXGHVWGLRK! PDLQ

28. ^ XQVLJQHG[ YRLGGLVSOD%LWVXQVLJQHG

29. SULQWI´(QWHUDQXQVLJQHGLQWHJHU´

30. VFDQI´Xµ [

31. GLVSOD%LWV[

32. UHWXUQ ` (QGPDLQ YRLGGLVSOD%LWVXQVLJQHGYDOXH

33. ^ XQVLJQHGFGLVSOD0DVN SULQWI´X ´YDOXH

34. IRUF F F

35. ^ SXWFKDUYDOXH GLVSOD0DVN¶·¶·

36. YDOXH LIF

37. SXWFKDU¶¶

38. ` (QGIRU SXWFKDU¶?Q·

39. ` (QGYRLGGLVSOD%LWV Ÿ¨¨´¡›rš¸ÉÅ—o µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

40. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ¢{Š„r´œ GLVSOD%LWV Äo˜ª—ÎµÁœ·œ„µ¦ ELWZLVH $1' Á¡ºÉ°¦ª¤˜´ªÂž¦ YDOXH „´˜´ªÂž¦ ´ GLVSOD0DVNÁ…oµ—oª¥„´œÎµ®¦´˜´ªÂž¦GLVSOD0DVNÅ—o¦´„µ¦„Îµ®œ—Ä®o¤‡µ Á¨ºÉ°œÅž ¸n ˜ÎµÂ®œnŠ

41. ˜´ª—ÎµÁœ·œ„µ¦OHIW VKLIWÁ¨ºÉ°œ¤¼¨‡nµ‹µ„˜ÎµÂ®œnŠ·˜…ªµ»—Åž ¥´Š˜ÎµÂ®œnŠš¸É¤‡µ¼Š„ªnµ‡º°·˜Žoµ¥»—Â¨oªÄn˜—oµœ…ªµš»„·˜š¸ÁÉ ®¨º° ¸n · Îµ®¦´…o°‡ªµ¤´ÉŠ SXWFKDUYDOXH GLVSOD0DVNtutu

42. Äo˜¦ª‹—¼ªnµ‹³¡·¤¡r ®¦º° š¸É˜Žoµ¥»—…°Š˜´ªÂž¦YDOXH¤¤˜·ªnµ˜´ªÂž¦YDOXH¤¸‡µÁž}œ

43. Á¤º° · n É YDOXH Â¨³ GLVSOD0DVN ¦ª¤„´œÃ—¥Äo˜ª—ÎµÁœ·œ„µ¦ ·˜š»„·˜¥„Áªoœ·˜š¸¤°´œ—´¼Š·˜Žoµ¥ ´ É ¸ »—

44. Äœ˜´ªÂž¦YDOXH‹³vPDVNHGRIIw™¼„Žn°œ

45. Á¡¦µ³·˜š»„·˜š¸œÎµÅž$1'„´‹³Å—oŸ¨¨´¡›r É Áž}œ ™oµ·˜Žoµ¥¤¸‡µÁž}œ YDOXH GLVSOD0DVN Ä®o¡·¤¡rŸ¨¨´¡›rÁž}œ Äœ„¦–¸°ºÉœ‹³¡·¤¡rŸ¨ n ¨´¡›rÁž}œ ˜n°¤µ˜´ªÂž¦YDOXH¤¸„µ¦Á¨º°œ·˜ÅžšµŠŽoµ¥·˜Ã—¥Äoœ·¡‹œr YDOXH YDOXH É YDOXH

46. …´Êœ˜°œÁ®¨nµœ´Êœ¤¸„µ¦—ÎµÁœ·œ„µ¦ŽÎÊµ„´Â˜n¨³·˜Äœ˜´ªÂž¦YDOXH Ãž¦Â„¦¤Äœ˜´ª°¥nµŠš¸É Â—Š„µ¦Äo˜´ª—ÎµÁœ·œ„µ¦ ELWZLVH $1' ELWZLVH LQFOXVLYH 25ELWZLVHH[FOXVLYH25Â¨³‡°¤¡¨¸Á¤œ˜r Ãž¦Â„¦¤Äo¢{Š„r´œGLVSOD%LWVÁ¡ºÉ°¡·¤¡r¤¼¨‡nµ…°Š ‹ÎµœªœÁ˜È¤XQVLJQHGŸ¨¨´¡›rš¸ÉÅ—o‹µ„˜´ª°¥nµŠš¸É µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

47. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ˜´ª°¥nµŠš¸É Ãž¦Â„¦¤Â—Š„µ¦Äo˜´ª—ÎµÁœ·œ„µ¦ELWZLVH$1'LQFOXVLYH25H[FOXVLYH25 Â¨³‡°¤¡¨¸Á¤œ˜r 8VLQJWKHELWZLVH$1'ELWZLVHLQFOXVLYH25ELWZLVH H[FOXVLYH25DQGELWZLVHFRPSOHPHQWRSHUDWRUV LQFOXGHVWGLRK! YRLGGLVSOD%LWVXQVLJQHG

48. PDLQ

49. ^ XQVLJQHGQXPEHUQXPEHUPDVNVHW%LWV QXPEHU PDVN SULQWI´7KHUHVXOWRIFRPELQLQJWKHIROORZLQJ?Qµ

50. GLVSOD%LWVQXPEHU

51. GLVSOD%LWVPDVN

52. SULQWI´XVLQJWKHELWZLVH$1'RSHUDWRU LV?Qµ

53. GLVSOD%LWVQXPEHU PDVN

54. QXPEHU VHW%LWV SULQWI´?Q7KHUHVXOWRIFRPELQLQJWKHIROORZLQJ?Qµ

56. GLVSOD%LWVVHW%LWV

57. SULQWI´XVLQJWKHELWZLVHLQFOXVLYH25RSHUDWRU_LV?Qµ

58. GLVSOD%LWVQXPEHU_VHW%LWV

59. QXPEHU QXPEHU SULQWI´?Q7KHUHVXOWRIFRPELQLQJWKHIROORZLQJ?Qµ

62. SULQWI´XVLQJWKHELWZLVHH[FOXVLYH25RSHUDWRUALV?Qµ

63. GLVSOD%LWVQXPEHUAQXPEHU

64. QXPEHU SULQWI´?Q7KHRQH·VFRPSOHPHQWRI?Qµ

66. SULQWI´LV?Qµ

67. GLVSOD%LWVaQXPEHU

68. UHWXUQ ` HQGPDLQ YRLGGLVSOD%LWVXQVLJQHGYDOXH

70. IRUF F F

72. YDOXH LIF

73. SXWFKDU¶¶

75. ` (QGYRLGGLVSOD%LWV µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

76. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ Ÿ¨¨´¡›rš¸ÉÅ—o ‹µ„Ÿ¨¨´¡›ršÅ—o‹µ„˜´ª°¥nµŠš¸É ˜´ªÂž¦‹ÎµœªœÁ˜È¤ PDVN ¤¸‡µÁž}œ ¸É n

77. Â¨³˜´ªÂž¦ QXPEHU „Îµ®œ—Ä®o¤‡µÁž}œ

78. Á¤º°œÎµPDVN ¸n É Â¨³QXPEHU¤µ¦ª¤„´œÃ—¥Äo˜ª—ÎµÁœ·œ„µ¦ELWZLVH$1'

79. Ã—¥Äoœ·¡‹œr PDVNDQGQXPEHU ´ Ÿ¨¨´¡›rš¸ÉÅ—o‡° ·˜š»„·˜¥„Áªoœ·˜š¸¤¨Îµ—´˜ÎµÄœ˜´ªÂž¦ QXPEHU Å—o™„ º É ¸ É ¼ Žn°œPDVNHGRII

80. Ã—¥„µ¦œÎµÅž$1'

81. „´˜´ªÂž¦PDVN Äœ¨Îµ—´˜n°¤µ¤¸„µ¦—ÎµÁœ·œŠµœ…°Š˜´ª—ÎµÁœ·œ„µ¦LQFOXVLYH25¦³®ªnµŠ˜´ªÂž¦QXPEHU Â¨³VHW%LWV„µ¦—ÎµÁœ·œŠµœ…°ŠH[FOXVLYH25¦³®ªnµŠ˜´ªÂž¦QXPEHUÂ¨³QXPEHUÂ¨³„µ¦ —ÎµÁœ·œŠµœnªœÁ˜·¤Á˜È¤…°Š˜´ªÂž¦QXPEHU µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

82. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ˜´ª°¥nµŠš¸É Ãž¦Â„¦¤Â—Š„µ¦šÎµŠµœ…°Š˜´ª—ÎµÁœ·œ„µ¦OHIWVKLIW

83. Â¨³ ULJKWVKLIW!!

84. 8VLQJWKHELWZLVHVKLIWRSHUDWRUV LQFOXGHVWGLRK! YRLGGLVSOD%LWVXQVLJQHG

85. PDLQ

86. ^ XQVLJQHGQXPEHU SULQWI´?Q7KHUHVXOWRIOHIWVKLIWLQJ?Qµ

88. SULQWI´ELWSRVLWLRQVXVLQJWKH´

89. SULQWI´OHIWVKLIWRSHUDWRULV?Qµ

91. SULQWI´?Q7KHUHVXOWRIULJKWVKLIWLQJ?Qµ

93. SULQWI´ELWSRVLWLRQVXVLQJWKH´

94. SULQWI´ULJKWVKLIWRSHUDWRU!!LV?Qµ

95. GLVSOD%LWVQXPEHU!!

96. UHWXUQ ` HQGPDLQ YRLGGLVSOD%LWVXQVLJQHGYDOXH

98. IRUF F F

100. YDOXH LIF

101. SXWFKDU¶¶

103. ` (QGYRLGGLVSOD%LWV Ÿ¨¨´¡›rš¸ÉÅ—o µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

104. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ¢{Š„r´œGLVSOD%LWVÄoÄœ„µ¦¡·¤¡r¤¨‡nµ…°Š‹ÎµœªœÁ˜È¤œ·—XQVLJQHG˜´ª—ÎµÁœ·œ„µ¦OHIW ¼ VKLIW

105. Á¨ºÉ°œ·˜…°Š˜´ª™¼„—ÎµÁœ·œ„µ¦š¸É°¥¼nšµŠ…ªµÅžšµŠŽoµ¥š¸É¨³·˜˜µ¤‹Îµœªœš¸É„Îµ®œ—ÅªošµŠ —oµœŽoµ¥Îµ®¦´·˜—oµœ…ªµš¸ªnµŠÁ…¸¥œÂšœ—oª¥Äœ„¦–¸š˜Á¨ºÉ°œÅž‹œÁ„·œ·˜Žoµ¥»—œ´Êœ‹³ É ¸É · ˜´—š·ŠÅž˜´ª°¥nµŠš¸É ˜´ªÂž¦QXPEHUÅ—o¦´‡nµ

106. Ÿ¨‹µ„˜´ª—ÎµÁœ·œ Ê „µ¦OHIWVKLIW„´˜´ªÂž¦QXPEHU…œµ—·˜Ž¹ÉŠÁ…¸¥œÃ—¥Äoœ·¡‹œr QXPEHU‡º°

107. ˜´ª—ÎµÁœ·œ„µ¦ ULJKW VKLIW ‹³Á¨ºÉ°œ·˜…°Š˜´ª™¼„—ÎµÁœ·œ„µ¦š¸É°¥¼nšµŠŽoµ¥ÅžšµŠ…ªµš¸¨³·˜ ˜µ¤‹Îµœªœš¸É„Îµ®œ—ÅªošµŠ—oµœ…ªµ „µ¦šÎµŠµœœ¸ÊšÎµÄ®o¤„µ¦Âšœš¸É˜š¸ªnµŠ—oª¥ Â¨³·˜ š¸É ¸ · É Á¨ºÉ°œÅžšµŠ…ªµ‹œÁ„·œ·˜…ªµ»—‹³™¼˜—š·ÊŠÅž ´ µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

108. „µ¦Ãž¦Â„¦¤ÁºÊ°Šõœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ Â f„®´— ‹Š¡·‹µ¦–µªnµ…o°‡ªµ¤—´Šñ°Åžœ¸Ê™„®¦º°Ÿ·—™oµŸ·—‹Š°›·µ¥ ¼ „ 6WUXFWXUHž¦³„°—oª¥…o°¤¼¨Á¡¸¥Šœ·—Á—¸¥ªÁšnµœ´Êœ … µ¤µ¦™Áž¦¸¥Áš¸¥8QLRQ „´ 8QLRQ Å—oªnµÁšnµ„´œ®¦º°Å¤n ‡ „µ¦Á…¸¥œºÉ°žjµ¥¦³»…°Š6WUXFWXUHœ´Êœ‹³¤¸®¦º°Å¤n¤„Å—o ¸È Š ¤µ·„…°ŠÃ‡¦Š¦oµŠÁ—¸¥ª„´œ‹³¤¸ºÉ°š¸ÉÁž}œÁ°„¨´„¬–r ‹ ‡ÎµÎµ‡´WSHGHIÄo„Îµ®œ—…o°¤¼¨œ·—Ä®¤n Œ Å¤nµ¤µ¦™Áž¦¸¥Áš¸¥VWUXFWXUH„´ 6WUXFWXUHÅ—o ‹ŠÁ…¸¥œ‡Îµ´ÉŠ®¦º°»—‡Îµ´ÉŠš¸µ¤µ¦™—ÎµÁœ·œŠµœÅ—o—´Šñ°Åžœ¸Ê É „ „Îµ®œ—Ã‡¦Š¦oµŠš¸ÁÉ ¦¸¥„ªnµ SDUW ž¦³„°—oª¥ ˜´ªÂž¦ SDUW1XPEHU š¸É¤œ·—Áž}œ LQW ¸ Â¨³Â™ª¨Îµ—´SDUW1DPHœ·—Áž}œFKDUŽ¹Š¤¸‡ªµ¤¥µª¤µ„»—˜´ª°´„¬¦ É … „Îµ®œ—3DUWÁž}œVQRQPÎµ®¦´œ·—VWUXFWSDUW ‡ Äo 3DUWž¦³„µ«˜´ªÂž¦DÁž}œœ·—VWUXFWSDUWÂ™ª¨Îµ—É@Áž}œœ·—VWUXFWSDUW Â¨³˜´ªÂž¦SWUÁž}œœ·—˜´ª¸Åžš¸ÉVWUXFWSDUW Ê ¸Ê Š °nµœ…o°¤¼¨œÎµÁ…oµÁž}œ®¤µ¥Á¨……°ŠSDUW SDUWQXPEHU

109. Â¨³ºÉ° SDUW QDPH

110. ‹µ„ÂŸŠ Âžjœ°´„…¦³ÅžÁ„ÈÅªoÄœ˜´ªÂž¦D ‹ „Îµ®œ—‡nµÄ®o¤µ·„˜´ªš¸É…°ŠE¤¸‡µÁ®¤º°œ„´˜´ªÂž¦D n Œ „Îµ®œ—Ä®oš°¥¼n…°ŠÂ™ª¨Îµ—´E¸ÊÅžš¸É˜ªÂž¦SWU ¸É ´ ¡·¤¡r¤¼¨‡nµ…°Š¤µ·„˜´ªš¸É…°ŠÂ™ª¨Îµ—´EÃ—¥Äo˜ªÂž¦SWUÂ¨³˜´ª—ÎµÁœ·œ„µ¦˜´ª ´ ¸Êš¸É°oµŠ™¹Š¤µ·„ ‹ŠÁ…¸¥œÃž¦Â„¦¤š¸Éµ¤µ¦™—ÎµÁœ·œ„µ¦„´¤»—Ãš¦«´¡šrnªœ»‡‡¨ Á¤ºÉ°žj°œ…o°¤¼¨œÎµÁ…oµš¸É ž¦³„°—oª¥ºÉ°š¸É°¥¼n oµœÁ¨…š¸É ™œœ ˜Îµ¨°ÎµÁ£° ‹´Š®ª´—¦®´Åž¦¬–¸¥r

111. Â¨³®¤µ¥Á¨… Ãš¦«´¡šr Ÿ¼oÄoµ¤µ¦™Á¦¸¥„—¼®¤µ¥Á¨…Ãš¦«´¡šr…°ŠŸ¼oÄošŠ®¤—Á¤º°„Îµ®œ—ºÉ°‹´Š®ª´— ºÉ° ´Ê É °ÎµÁ£°¦®´Åž¦¬–¸¥r®¦º°ºÉ°‡œÂ¨³´ÉŠÄ®o¡·¤¡r…o°¤¼¨š´Š®¤—Ê µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

112. „µ¦Ãž¦Â„¦¤ÁºÊ°Š˜oœ—oª¥£µ¬µ šš¸É „µ¦¦oµŠœ·—…o°¤¼¨ °œŠ‡rœµ’«¦¸ª·®‡ ®œoµ ‹Š¡·‹µ¦–µªnµÃž¦Â„¦¤œ¸šÎµ®œoµš¸°³Å¦ Ê É LQFOXGHVWGLRK! LQWPVWHUXQVLJQHG

113. PDLQ

114. ^ XQVLJQHG[ SULQWI´(QWHUDQLQWHJHU´

115. VFDQI´Xµ [

116. SULQWI´7KHUHVXOWLVG?QµPVWHU[

118. UHWXUQ ` LQWPVWHUXQVLJQHGELWV

119. ^ XQVLJQHGLPDVN WRWDO IRUL L LELWV

120. LIELWV PDVN

121. PDVN

122. WRWDO UHWXUQWRWDO ` ‹ŠÁ…¸¥œÃž¦Â„¦¤š¸ÉÂ—Š·˜‹µ„®¨´Š¤µ®œoµÃž¦Â„¦¤‹³°nµœLQSXWš¸ÉŸ¼Äo„Îµ®œ—Ä®o Â¨oªÁ¦¸¥„ o Äo¢{Š„r´œUHYHUVH%LWVÁ¡ºÉ°š¸É‹³¡·¤¡r…°¤¼¨nŠ°°„‹µ„·˜®¨´Š¤µ®œoµÂ¨³¡·¤¡rLQSXW o µ…µ‡°¤¡·ªÁ˜°¦r ™µ´œnŠÁ¦·¤„µ¦°œª·š¥µ«µ˜¦rÂ¨³Áš‡ÃœÃ¨¥¸

บทที่ 11 การสร้างชนิดของข้อมูล

Recommended

Recommended

More Related Content

What's hot

What's hot (15)

Viewers also liked

Viewers also liked (20)

Similar to บทที่ 11 การสร้างชนิดของข้อมูล

Similar to บทที่ 11 การสร้างชนิดของข้อมูล (20)

More from Nattapon

More from Nattapon (20)

Recently uploaded

Recently uploaded (14)

บทที่ 11 การสร้างชนิดของข้อมูล