Giáo trình môn JavaScript

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Giáo trình môn JavaScript Generated by Foxit PDF Creator © Foxit Software http://www.foxitsoftware.com For evaluation only.JavaScript 1 Gi¸o tr×nh JavaScript ***ch¬ng 1 Lêi nãi ®Çu ............................................................................................................4Ch¬ng 2 NhËp m«n JavaScript........................................................................................5 2.1.Nhóng JavaScript vµo file HTML ...................................................................................5 2.3. ThÎ vµ ..............................................................................6 2.3. HiÓn thÞ mét dßng text ..................................................................................................7 2.4. Giao tiÕp víi ngêi sö dông..........................................................................................9 2.5. §iÓm l¹i c¸c lÖnh vµ më réng .....................................................................................12Ch¬ng 3 BiÕn trong JavaScript ...................................................................................13 3.1. BiÕn vµ ph©n lo¹I biÕn................................................................................................13 3.2. BiÓu diÔn tõ tè trong JavaScript..................................................................................13 3.3. KiÓu d÷ liÖu................................................................................................................13 1.1.1. KIÓu nguyªn (Interger).......................................................................................14 1.1.2. KiÓu dÊu phÈy ®éng (Floating Point)..................................................................14 1.1.3. KiÓu logic (Boolean) ..........................................................................................15 1.1.4. KiÓu chuçi (String).............................................................................................152. X©y dùng c¸c biÓu thøc trong JavaScript...................................................16®Þnh nghÜa vµ ph©n lo¹I biÓu thøc .................................................................................16C¸c to¸n tö (operator) ....................................................................................................16 2.1.1. G¸n...................................................................................................................16 2.1.2. So s¸nh.............................................................................................................16 2.1.3. Sè häc...............................................................................................................17 2.1.4. Chuçi ................................................................................................................17 2.1.5. Logic .................................................................................................................17 2.1.6. Bitwise ..............................................................................................................18Bµi tËp .....................................................................................................................................19 2.1.7. C©u hái .............................................................................................................19 2.1.8. Tr¶ lêi................................................................................................................193. C¸c lÖnh ....................................................................................................................20C©u lÖnh ®iÒu kiÖn ..............................................................................................................20C©u lÖnh lÆp .........................................................................................................................21 3.1.1. Vßng lÆp for.......................................................................................................21 3.1.2. while .................................................................................................................22 3.1.3. Break ................................................................................................................22 3.1.4. continue ...