\ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc5d0\uc11c \uc778\ud130\ud398\uc774\uc2a4\uc5d0\ub294 \ubbf8\ubb18\ud55c \uc810\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uba3c\uc800 \ub2e4\uc74c\uacfc \uac19\uc740 \uc778\ud130\ud398\uc774\uc2a4\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4.<\/p>\n
\r\ninterface Dip2K {\r\n action(): void\r\n}\r\n<\/pre>\n\ud074\ub798\uc2a4\ub85c \uad6c\ud604\ud574 \ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n
\r\nclass Dip2KImpl implements Dip2K {\r\n alias: string = 'GISDEVELOPER'\r\n action() { console.log('\uc778\uac04\uc740 \ud589\uc704\ub85c \uc815\uc758\ub41c\ub2e4.') }\r\n}\r\n<\/pre>\n\uc0c8\ub85c\uc6b4 \uad6c\uc131\uc694\uc18c\ub85c\uc368 alias\uac00 \ucd94\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub124, \ucda9\ubd84\ud788 \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n
\uc774\uc81c \uac1d\uccb4 \ub9ac\ud130\ub7f4\ub85c \ud560\ub2f9\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uba3c\uc800 \uc5ec\uae30\uc11c \ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \ub300\ud55c \uac00\uc7a5 \ud575\uc2ec\uc801\uc778 \ubaa9\ud45c\ub294 ‘\ud0c0\uc785\uac80\uc0ac’\ub77c\ub294 \uc810\uc744 \ub5a0\uc62c\ub9ac\uc154\uc57c \ud569\ub2c8\ub2e4.<\/p>\n
\r\nconst Dip2KObj: Dip2K = {\r\n alias: 'GISDEVELOPER',\r\n action() { console.log('\uc778\uac04\uc740 \ud589\uc704\ub85c \uc815\uc758\ub41c\ub2e4.') }\r\n}\r\n<\/pre>\n\uc5d0\ub7ec\uac00 \ub0a9\ub2c8\ub2e4. \uc5d0\ub7ec \ub0b4\uc6a9\uc740 Object literal may only specify known properties, and ‘alias’ does not exist in type ‘Dip2K’ \uc785\ub2c8\ub2e4. \uc989 \uc778\ud130\ud398\uc774\uc2a4\uc5d0\ub294 \uc5c6\ub294 alias\ub77c\ub294 \uc18d\uc131\uc740 \uc9c0\uc815\ud560 \uc218 \uc5c6\uc74c\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4. \ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \ub300\ud55c \uac00\uc7a5 \ud575\uc2ec\uc801\uc778 \ubaa9\ud45c\ub294 ‘\ud0c0\uc785\uac80\uc0ac’\ub97c \ud1b5\uacfc\ud558\uc9c0 \ubabb\ud588\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n
\ub2e4\uc74c\uc740 \uc5b4\ub5a8\uae4c\uc694?<\/p>\n
\r\nclass Dip2KDuck {\r\n alias: string = 'GISDEVELOPER'\r\n action() { console.log('\uc778\uac04\uc740 \ud589\uc704\ub85c \uc815\uc758\ub41c\ub2e4.') } \r\n}\r\n\r\nconst Dip2KObj2: Dip2K = new Dip2KDuck()\r\n<\/pre>\n\uac00\ub2a5\ud560\uae4c\uc694?<\/p>\n
\ubb38\uc81c\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \ubd84\uba85 \uc11c\ub85c \ud0c0\uc785 \uc774\ub984\uc774 \ub2e4\ub974\ubbc0\ub85c ‘\ud0c0\uc785\uac80\uc0ac’\ub97c \ud1b5\uacfc\ud558\uc9c0 \ubabb\ud55c \uac83\uc73c\ub85c \ubcf4\uc774\uc9c0\ub9cc ‘\ud0c0\uc785\uac80\uc0ac’\ub97c \ud1b5\uacfc\ud569\ub2c8\ub2e4. \uc774\uc720\ub294 \ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc758 \ud0c0\uc785\uac80\uc0ac\ub294 \ub355\ud0c0\uc774\ud551(Duck Typing) \ubc29\uc2dd\uc774\ub77c\ub294\ub370 \uc788\uc2b5\ub2c8\ub2e4. \uc989, \ud0c0\uc785\uc758 \uc774\ub984\uc774 \ub2ec\ub77c\ub3c4 \uadf8 \uad6c\uc131(\ud544\ub4dc, \ub9e4\uc11c\ub4dc)\uac00 \uac19\ub2e4\uba74 \ub3d9\uc77c \ud0c0\uc785\uc73c\ub85c \ubcf8\ub2e4\ub294\ub370 \uc788\uc2b5\ub2c8\ub2e4. \uadf8\ub7fc \uc55e\uc11c \ubd24\ub358 \uac1d\uccb4 \ub9ac\ud130\ub7f4\uc740\uc694? \uac1d\uccb4 \ub9ac\ud130\ub7f4\uc740 \ud0c0\uc785\uc774 \uc544\ub2cc \uac1d\uccb4\uc785\ub2c8\ub2e4. \uadf8\ub798\uc11c ‘\ud0c0\uc785\uac80\uc0ac’\ub97c \ud1b5\uacfc\ud558\uc9c0 \ubabb\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uc560\ub9e4\ud558\uc8e0? \uc0ac\uc2e4 \ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\ub294 \uc774\ud574\ud558\uae30 \ub9e4\uc6b0 \uc5b4\ub824\uc6b4 \uc5b8\uc5b4 \uc911\uc5d0 \ud558\ub098 \uc785\ub2c8\ub2e4.<\/p>\n
\uadf8\ub7fc \uac1d\uccb4 \ub9ac\ud130\ub7f4\uc5d0 \ub300\ud55c \ud560\ub2f9\uae4c\uc9c0\ub3c4 \uc5d0\ub7ec\uc5c6\uc774 \ucc98\ub9ac\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc5b4\ub5bb\uac8c \ud574\uc57c\ud560\uae4c\uc694? \ub2e4\uc74c\ucc98\ub7fc \uc778\ub371\uc2a4 \uc2dc\uadf8\ub2c8\uccd0\ub97c \uc778\ud130\ud398\uc774\uc2a4\uc758 \uc120\uc5b8\uc5d0 \ucd94\uac00\ud558\uba74 \ub429\ub2c8\ub2e4.<\/p>\n
\r\ninterface Dip2K {\r\n action(): void\r\n [prop:string]: any \/\/ \uc778\ub371\uc2a4 \uc2dc\uadf8\ub2c8\uccd0\r\n}\r\n<\/pre>\n\uc329\ub6b1 \ub9de\uc740 \uc778\ub371\uc2a4 \uc2dc\uadf8\ub2c8\uccd0\ub97c \ucd94\uac00\ud558\ub294 \uac83\uc5d0 \ub300\ud574 \ubd88\ud3b8\ud568\uc744 \ub290\ub084 \uc218 \ubc16\uc5d0 \uc5c6\ub294\ub370\uc694. \uc6d0\ub798\uc758 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \uc778\ub371\uc2a4 \uc2dc\uadf8\ub2c8\uccd0\ub97c \ucd94\uac00\ud558\uc9c0 \uc54a\uace0\ub3c4 \uc880\ub354 \ub098\uc740 \ubc29\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n
\r\nconst Dip2KObj: Dip2K = <Dip2K>{\r\n alias: 'GISDEVELOPER',\r\n action() { console.log('\uc778\uac04\uc740 \ud589\uc704\ub85c \uc815\uc758\ub41c\ub2e4.') }\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"\ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc5d0\uc11c \uc778\ud130\ud398\uc774\uc2a4\uc5d0\ub294 \ubbf8\ubb18\ud55c \uc810\uc774 \uc874\uc7ac\ud569\ub2c8\ub2e4. \uba3c\uc800 \ub2e4\uc74c\uacfc \uac19\uc740 \uc778\ud130\ud398\uc774\uc2a4\uac00 \uc874\uc7ac\ud569\ub2c8\ub2e4. interface Dip2K { action(): void } \ud074\ub798\uc2a4\ub85c \uad6c\ud604\ud574 \ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4. class Dip2KImpl implements Dip2K { alias: string = ‘GISDEVELOPER’ action() { console.log(‘\uc778\uac04\uc740 \ud589\uc704\ub85c \uc815\uc758\ub41c\ub2e4.’) } } \uc0c8\ub85c\uc6b4 \uad6c\uc131\uc694\uc18c\ub85c\uc368 alias\uac00 \ucd94\uac00\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ub124, \ucda9\ubd84\ud788 \uc774\ud574\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\uc81c \uac1d\uccb4 \ub9ac\ud130\ub7f4\ub85c \ud560\ub2f9\ud574 \ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uba3c\uc800 \uc5ec\uae30\uc11c \ud0c0\uc785\uc2a4\ud06c\ub9bd\ud2b8\uc758 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 … <\/p>\n