\n1. Dart\uc5d0\uc11c \uc5d0\ub7ec \ucc98\ub9ac\uc758 \uc911\uc694\uc131<\/h2>\n
\n \uc5d0\ub7ec \ucc98\ub9ac\ub294 \uc5b4\ub5a4 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub4e0\uc9c0 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. Dart \uc5b8\uc5b4\ub294 \uac1c\ubc1c\uc790\uc5d0\uac8c \ucf54\ub4dc\uc758 \uc548\uc815\uc131\uacfc \uc2e0\ub8b0\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \uc5d0\ub7ec \ucc98\ub9ac \uba54\ucee4\ub2c8\uc998\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc5d0\ub7ec \ucc98\ub9ac\ub780 \uc608\uc0c1\uce58 \ubabb\ud55c \uc0c1\ud669\uc5d0\uc11c \ud504\ub85c\uadf8\ub7a8\uc774 \uc911\ub2e8\ub418\uc9c0 \uc54a\uace0, \uc801\uc808\ud55c \uc870\uce58\ub97c \ucde8\ud560 \uc218 \uc788\uac8c \ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. Dart\uc5d0\uc11c\ub294 \uc608\uc678(Exception)\uc640 \uc624\ub958(Error)\ub97c \uad6c\ubd84\ud558\uc5ec \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774 \ub450 \uac00\uc9c0\ub294 \ubaa8\ub450 \ud504\ub85c\uadf8\ub7a8 \uc2e4\ud589 \uc911 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \ubb38\uc81c\ub97c \ub098\ud0c0\ub0b4\uc9c0\ub9cc, \uadf8 \ucc98\ub9ac \ubc29\uc2dd\uc774 \ub2e4\ub985\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n2. Dart\uc758 \uae30\ubcf8\uc801\uc778 \uc5d0\ub7ec \ucc98\ub9ac<\/h2>\n
\n Dart\uc5d0\uc11c \uc5d0\ub7ec\ub97c \ucc98\ub9ac\ud558\ub294 \uac00\uc7a5 \uae30\ubcf8\uc801\uc778 \ubc29\ubc95\uc740 try-catch<\/code> \ubb38\uc744 \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. try<\/code> \ube14\ub85d \uc548\uc5d0\uc11c \ucf54\ub4dc \uc2e4\ud589 \uc911\uc5d0 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub294 \uc608\uc678\ub97c \ucc98\ub9ac\ud558\uace0, catch<\/code> \ube14\ub85d\uc5d0\uc11c\ub294 \uc2e4\uc81c\ub85c \uc5d0\ub7ec\ub97c \ucc98\ub9ac\ud558\ub294 \ub85c\uc9c1\uc744 \uc791\uc131\ud569\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uae30\ubcf8\uc801\uc778 \uc608\uc81c\uc785\ub2c8\ub2e4:\n <\/p>\nvoid main() {\n try {\n var result = 10 ~\/ 0; \/\/ 0\uc73c\ub85c \ub098\ub204\uae30, \uc608\uc678 \ubc1c\uc0dd\n print(result);\n } catch (e) {\n print('\uc608\uc678 \ubc1c\uc0dd: $e');\n }\n }<\/code><\/pre>\n\n \uc704 \ucf54\ub4dc\uc5d0\uc11c 10\uc744 0\uc73c\ub85c \ub098\ub204\ub824\ub294 \uc2dc\ub3c4\ub294 IntegerDivisionByZeroException<\/code>\uc744 \ubc1c\uc0dd\uc2dc\ud0b5\ub2c8\ub2e4. \uc774\ub97c catch<\/code> \ube14\ub85d\uc5d0\uc11c \uc7a1\uc544\ub0b4\uc5b4 ‘\uc608\uc678 \ubc1c\uc0dd’ \uba54\uc2dc\uc9c0\ub97c \ucd9c\ub825\ud558\uac8c \ub429\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n3. Dart\uc758 \uc5d0\ub7ec\uc640 \uc608\uc678<\/h2>\n
\n Dart\uc5d0\uc11c\ub294 Error<\/code>\uc640 Exception<\/code>\uc744 \uad6c\ubd84\ud569\ub2c8\ub2e4. Error<\/code>\ub294 \ubcf4\ud1b5 \uce58\uba85\uc801\uc778 \ubb38\uc81c\ub85c, \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc774 \uc774\ub97c \ud68c\ubcf5\ud560 \uc218 \uc5c6\ub2e4\ub294 \uac83\uc744 \uc758\ubbf8\ud569\ub2c8\ub2e4. \ubc18\uba74, Exception<\/code>\uc740 \ud504\ub85c\uadf8\ub7a8\uc774 \uc608\uce21 \uac00\ub2a5\ud55c \uc608\uc678 \uc0c1\ud669\uc73c\ub85c, \uc774\uc5d0 \ub300\ud55c \ucc98\ub9ac\uac00 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \ud30c\uc77c\uc744 \uc5f4\uac70\ub098 \ub124\ud2b8\uc6cc\ud06c \uc694\uccad\uc744 \ud558\ub294 \uacbd\uc6b0\uac00 \uc608\uc678\ub85c \ucc98\ub9ac\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n\n \uc5d0\ub7ec\uc640 \uc608\uc678\ub97c \uad6c\ubd84\ud558\ub294 \uac83\uc740 \uc624\ub958\ub97c \uc815\uad50\ud558\uac8c \ub2e4\ub8e8\uace0, \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uc2e0\ub8b0\uc131\uc744 \ub192\uc774\ub294 \ub370 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n4. \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ub9cc\ub4e4\uae30<\/h2>\n
\n \ub54c\ub54c\ub85c \uae30\ubcf8 \uc81c\uacf5\ub418\ub294 \uc608\uc678\ub85c\ub294 \ucda9\ubd84\ud558\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7f4 \ub54c\ub294 \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678\ub97c \ub9cc\ub4e4\uc5b4 \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678\ub294 \uc77c\ubc18\uc801\uc73c\ub85c Exception<\/code> \ud074\ub798\uc2a4\ub97c \uc0c1\uc18d\ud558\uc5ec \ub9cc\ub4ed\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ud074\ub798\uc2a4\ub97c \ub9cc\ub4dc\ub294 \uc608\uc81c\uc785\ub2c8\ub2e4:\n <\/p>\nclass MyCustomException implements Exception {\n String cause;\n MyCustomException(this.cause);\n }\n\n void main() {\n try {\n throw MyCustomException('\uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ubc1c\uc0dd');\n } catch (e) {\n print('\uc608\uc678: ${e.cause}');\n }\n }<\/code><\/pre>\n\n \uc704 \ucf54\ub4dc\uc5d0\uc11c MyCustomException<\/code>\uc774\ub77c\ub294 \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ud074\ub798\uc2a4\ub97c \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4. main<\/code> \ud568\uc218\uc5d0\uc11c \uc774\ub97c \ub358\uc9c0\uba74 catch<\/code> \ube14\ub85d\uc5d0\uc11c \ud574\ub2f9 \uc608\uc678\uc758 \uc6d0\uc778\uc744 \ucd9c\ub825\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n5. \uc608\uc678 \ubc1c\uc0dd \uc2dc \uc0ac\uc6a9\uc790 \uc815\uc758 \uc815\ubcf4 \ucd94\uac00\ud558\uae30<\/h2>\n
\n \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ud074\ub798\uc2a4\uc5d0 \ucd94\uac00\uc801\uc778 \uc815\ubcf4\ub97c \ub2f4\uae30 \uc704\ud574 \uc18d\uc131\uc744 \ucd94\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc5d0\ub7ec \ucf54\ub4dc\ub098 \ubc1c\uc0dd\ud55c \uba54\uc11c\ub4dc\uc758 \uc774\ub984\uc744 \ucd94\uac00\ud574\uc8fc\uba74, \ub098\uc911\uc5d0 \uc624\ub958\ub97c \ucd94\uc801\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.\n <\/p>\n
class MyCustomException implements Exception {\n String cause;\n int errorCode;\n MyCustomException(this.cause, {this.errorCode = 0});\n }\n\n void main() {\n try {\n throw MyCustomException('\uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ubc1c\uc0dd', errorCode: 404);\n } catch (e) {\n print('\uc608\uc678: ${e.cause}, \uc5d0\ub7ec \ucf54\ub4dc: ${e.errorCode}');\n }\n }<\/code><\/pre>\n\n \uc704\uc758 \ucf54\ub4dc\uc5d0\uc11c\ub294 errorCode<\/code> \uc18d\uc131\uc744 \ucd94\uac00\ud558\uc5ec \uc608\uc678\uc5d0 \ub300\ud55c \ucd94\uac00 \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ucc98\ub7fc \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678\ub97c \ud1b5\ud558\uc5ec \ub2e4\uc591\ud55c \uc815\ubcf4\ub97c \ud3ec\ud568\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n6. \ub2e4\uc911 \uc608\uc678 \ucc98\ub9ac<\/h2>\n
\n \uc0c1\ud669\uc5d0 \ub530\ub77c \uc5ec\ub7ec \uc885\ub958\uc758 \uc608\uc678\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. Dart\uc5d0\uc11c\ub294 catch<\/code> \ubb38\uc744 \uc5ec\ub7ec \ubc88 \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc591\ud55c \uc608\uc678\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 \uc608\uc678\uc758 \uc720\ud615\uc744 \uad6c\ubd84\ud558\uc5ec \ubcf4\ub2e4 \uc138\ubc00\ud558\uac8c \uc81c\uc5b4\ud558\ub294 \ub370 \uc720\uc6a9\ud569\ub2c8\ub2e4.\n <\/p>\nvoid main() {\n try {\n var result = 10 ~\/ 0; \/\/ \uc608\uc678 \ubc1c\uc0dd\n } catch (e) {\n if (e is IntegerDivisionByZeroException) {\n print('0\uc73c\ub85c \ub098\ub204\ub294 \uc774 \uc608\uc678\ub97c \ucc98\ub9ac\ud588\uc2b5\ub2c8\ub2e4: $e');\n } else {\n print('\ub2e4\ub978 \uc608\uc678: $e');\n }\n }\n }<\/code><\/pre>\n\n \uc704\uc758 \uc608\uc81c\uc5d0\uc11c\ub294 \ubc1c\uc0dd\ud55c \uc608\uc678\uac00 IntegerDivisionByZeroException<\/code>\uc778\uc9c0 \uccb4\ud06c\ud558\uc5ec \uac01\uac01\uc758 \uacbd\uc6b0\uc5d0 \ub530\ub978 \ucc98\ub9ac\ub97c \ub2e4\ub974\uac8c \ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n7. \ube44\ub3d9\uae30 \uc608\uc678 \ucc98\ub9ac<\/h2>\n
\n Dart\ub294 \ube44\ub3d9\uae30 \ud504\ub85c\uadf8\ub798\ubc0d\uc744 \uc9c0\uc6d0\ud558\uae30 \uc704\ud574 Future<\/code>\uc640 async\/await<\/code> \uad6c\ubb38\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ube44\ub3d9\uae30 \ucf54\ub4dc\uc5d0\uc11c \uc608\uc678\uac00 \ubc1c\uc0dd\ud560 \uacbd\uc6b0, try-catch<\/code> \ube14\ub85d\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc608\uc678\ub97c \ucc98\ub9ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 \ube44\ub3d9\uae30 \ud504\ub85c\uadf8\ub798\ubc0d\uc5d0\uc11c\uc758 \uc608\uc678 \ucc98\ub9ac \uc608\uc2dc\uc785\ub2c8\ub2e4:\n <\/p>\nFuture fetchData() async {\n throw Exception('\ube44\ub3d9\uae30 \uc608\uc678 \ubc1c\uc0dd');\n }\n\n void main() async {\n try {\n await fetchData();\n } catch (e) {\n print('\ube44\ub3d9\uae30 \uc608\uc678: $e');\n }\n }<\/void><\/code><\/pre>\n\n \uc704 \ucf54\ub4dc\uc5d0\uc11c\ub294 fetchData<\/code>\ub77c\ub294 \ube44\ub3d9\uae30 \ud568\uc218\uc5d0\uc11c \uc608\uc678\ub97c \ub358\uc9c0\uba70, \uc774\ub97c main<\/code> \ud568\uc218\uc5d0\uc11c \ucc98\ub9ac\ud558\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ube44\ub3d9\uae30 \ucc98\ub9ac\uc5d0\uc11c\ub294 \ud56d\uc0c1 await<\/code> \ud0a4\uc6cc\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc608\uc678\ub97c \uc7a1\uc744 \uc218 \uc788\ub3c4\ub85d \ud574\uc57c \ud569\ub2c8\ub2e4.\n <\/p>\n<\/section>\n\n8. \ub9c8\uc9c0\ub9c9 \uc815\ub9ac<\/h2>\n
\n Dart\uc5d0\uc11c\uc758 \uc608\uc678 \ucc98\ub9ac\ub294 \ucf54\ub4dc\uc758 \uc548\uc815\uc131\uacfc \uc2e0\ub8b0\uc131\uc744 \ub192\uc774\ub294 \ub370 \ud070 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678\ub97c \ud65c\uc6a9\ud558\uba74 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ud2b9\uc815 \uc694\uad6c\uc0ac\ud56d\uc744 \ucda9\uc871\ud558\ub294 \ubcf4\ub2e4 \uc138\ubc00\ud55c \uc5d0\ub7ec \ucc98\ub9ac\uac00 \uac00\ub2a5\ud569\ub2c8\ub2e4. \uc608\uc678\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uacfc \uad00\ub828\ud558\uc5ec \uc6b0\ub9ac\uc758 \ucf54\ub4dc\uac00 \uc608\uce21 \uac00\ub2a5\ud55c \uacbd\ub85c\ub97c \ub530\ub77c \uc548\uc804\ud558\uac8c \uc2e4\ud589\ub420 \uc218 \uc788\ub3c4\ub85d \ub9cc\ub4e4\uc5b4\uc8fc\ub294 \uac83\uc774 \ubc14\ub85c \uc5d0\ub7ec \ucc98\ub9ac\uc758 \ud575\uc2ec\uc785\ub2c8\ub2e4. \ud56d\uc0c1 \uc62c\ubc14\ub978 \uc608\uc678 \ucc98\ub9ac\ub97c \ud1b5\ud574 \uac1c\ubc1c\uc758 \uc9c8\uc744 \ub192\uc774\uace0, \uc0ac\uc6a9\uc790\uc5d0\uac8c \uc88b\uc740 \uacbd\ud5d8\uc744 \uc81c\uacf5\ud574\uc57c \ud569\ub2c8\ub2e4.\n <\/p>\n<\/section>\n<\/article>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
1. Dart\uc5d0\uc11c \uc5d0\ub7ec \ucc98\ub9ac\uc758 \uc911\uc694\uc131 \uc5d0\ub7ec \ucc98\ub9ac\ub294 \uc5b4\ub5a4 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub4e0\uc9c0 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. Dart \uc5b8\uc5b4\ub294 \uac1c\ubc1c\uc790\uc5d0\uac8c \ucf54\ub4dc\uc758 \uc548\uc815\uc131\uacfc \uc2e0\ub8b0\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \uc5d0\ub7ec \ucc98\ub9ac \uba54\ucee4\ub2c8\uc998\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc5d0\ub7ec \ucc98\ub9ac\ub780 \uc608\uc0c1\uce58 \ubabb\ud55c \uc0c1\ud669\uc5d0\uc11c \ud504\ub85c\uadf8\ub7a8\uc774 \uc911\ub2e8\ub418\uc9c0 \uc54a\uace0, \uc801\uc808\ud55c \uc870\uce58\ub97c \ucde8\ud560 \uc218 \uc788\uac8c \ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. Dart\uc5d0\uc11c\ub294 \uc608\uc678(Exception)\uc640 \uc624\ub958(Error)\ub97c \uad6c\ubd84\ud558\uc5ec \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774 \ub450 \uac00\uc9c0\ub294 \ubaa8\ub450 \ud504\ub85c\uadf8\ub7a8 \uc2e4\ud589 \uc911 \ubc1c\uc0dd\ud560 \uc218 … \ub354 \ubcf4\uae30 “[Dart \uc5b8\uc5b4\uac15\uc88c] 024. Dart\uc5d0\uc11c\uc758 \uc5d0\ub7ec \ucc98\ub9ac, \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ub9cc\ub4e4\uae30”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[17],"tags":[],"class_list":["post-43515","post","type-post","status-publish","format-standard","hentry","category-17"],"yoast_head":"\n[Dart \uc5b8\uc5b4\uac15\uc88c] 024. Dart\uc5d0\uc11c\uc758 \uc5d0\ub7ec \ucc98\ub9ac, \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ub9cc\ub4e4\uae30 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/atmokpo.com\/w\/43515\/\" \/>\n<meta property=\"og:locale\" content=\"ko_KR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Dart \uc5b8\uc5b4\uac15\uc88c] 024. Dart\uc5d0\uc11c\uc758 \uc5d0\ub7ec \ucc98\ub9ac, \uc0ac\uc6a9\uc790 \uc815\uc758 \uc608\uc678 \ub9cc\ub4e4\uae30 - \ub77c\uc774\ube0c\uc2a4\ub9c8\ud2b8\" \/>\n<meta property=\"og:description\" content=\"1. Dart\uc5d0\uc11c \uc5d0\ub7ec \ucc98\ub9ac\uc758 \uc911\uc694\uc131 \uc5d0\ub7ec \ucc98\ub9ac\ub294 \uc5b4\ub5a4 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub4e0\uc9c0 \uc911\uc694\ud55c \uac1c\ub150\uc785\ub2c8\ub2e4. Dart \uc5b8\uc5b4\ub294 \uac1c\ubc1c\uc790\uc5d0\uac8c \ucf54\ub4dc\uc758 \uc548\uc815\uc131\uacfc \uc2e0\ub8b0\uc131\uc744 \ubcf4\uc7a5\ud558\uae30 \uc704\ud574 \ub2e4\uc591\ud55c \uc5d0\ub7ec \ucc98\ub9ac \uba54\ucee4\ub2c8\uc998\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc5d0\ub7ec \ucc98\ub9ac\ub780 \uc608\uc0c1\uce58 \ubabb\ud55c \uc0c1\ud669\uc5d0\uc11c \ud504\ub85c\uadf8\ub7a8\uc774 \uc911\ub2e8\ub418\uc9c0 \uc54a\uace0, \uc801\uc808\ud55c \uc870\uce58\ub97c \ucde8\ud560 \uc218 \uc788\uac8c \ud558\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4. Dart\uc5d0\uc11c\ub294 \uc608\uc678(Exception)\uc640 \uc624\ub958(Error)\ub97c \uad6c\ubd84\ud558\uc5ec \ucc98\ub9ac\ud569\ub2c8\ub2e4. \uc774 \ub450 \uac00\uc9c0\ub294 \ubaa8\ub450 \ud504\ub85c\uadf8\ub7a8 \uc2e4\ud589 \uc911 \ubc1c\uc0dd\ud560 \uc218 … \ub354 \ubcf4\uae30 "[Dart \uc5b8\uc5b4\uac15\uc88c] 024. 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