\n \uc548\ub4dc\ub85c\uc774\ub4dc \ud50c\ub7ab\ud3fc\uc5d0\uc11c \uc561\ud2f0\ube44\ud2f0(Activity)<\/strong>\ub294 \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4\ub97c \uad6c\uc131\ud558\ub294 \ud575\uc2ec\uc801\uc778 \uc694\uc18c\uc785\ub2c8\ub2e4. \n \uc561\ud2f0\ube44\ud2f0\ub294 \ud2b9\uc815\ud55c \uc791\uc5c5\uc744 \uc0ac\uc6a9\uc790\uc5d0\uac8c \ubcf4\uc5ec\uc8fc\ub294 \ud654\uba74\uc785\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4, \uc0ac\uc6a9\uc790\uac00 \ubc84\ud2bc\uc744 \ud074\ub9ad\ud560 \uc218 \uc788\ub294 \ud654\uba74, \n \uc561\ud2f0\ube44\ud2f0\ub294 \uc0dd\uc131, \uc2dc\uc791, \uc77c\uc2dc\uc815\uc9c0, \uc7ac\uac1c, \uc815\uc9c0, \uc885\ub8cc \ub4f1\uc758 \uc0c1\ud0dc\ub97c \uac00\uc9c0\uace0 \uc788\uc73c\uba70, \uc774\ub7ec\ud55c \uc0c1\ud0dc\ub294 \n \uc544\ub798\ub294 \uae30\ubcf8\uc801\uc778 \uc561\ud2f0\ube44\ud2f0\ub97c \uc0dd\uc131\ud558\uace0 \uc0dd\uba85\uc8fc\uae30 \uba54\uc11c\ub4dc\ub97c \uad6c\ud604\ud55c \uc608\uc81c \ucf54\ub4dc\uc785\ub2c8\ub2e4. \n \uc548\ub4dc\ub85c\uc774\ub4dc\uc5d0\uc11c \uc561\ud2f0\ube44\ud2f0 \uac04\uc758 \uc804\ud658\uc740 \uc778\ud150\ud2b8(Intent)<\/strong>\ub97c \ud1b5\ud574 \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \n \ub450 \uac1c\uc758 \uc561\ud2f0\ube44\ud2f0\ub97c \uc0dd\uc131\ud558\uace0, \uccab \ubc88\uc9f8 \uc561\ud2f0\ube44\ud2f0\uc5d0\uc11c \ubc84\ud2bc \ud074\ub9ad \uc2dc \ub450 \ubc88\uc9f8 \uc561\ud2f0\ube44\ud2f0\ub85c \n \uc778\ud150\ud2b8\ub97c \uc0ac\uc6a9\ud560 \ub54c \ub370\uc774\ud130\ub3c4 \ud568\uaed8 \uc804\ub2ec\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798 \uc608\uc81c\ub97c \ud1b5\ud574 \n \uc624\ub298 \uc6b0\ub9ac\ub294 \uc548\ub4dc\ub85c\uc774\ub4dc \uc571 \uac1c\ubc1c\uc5d0\uc11c \uc561\ud2f0\ube44\ud2f0\uc640 \uadf8 \uc0dd\uba85\uc8fc\uae30, <\/body><\/p>\n","protected":false},"excerpt":{"rendered":"
\n \uc561\ud2f0\ube44\ud2f0\ub294 \uc548\ub4dc\ub85c\uc774\ub4dc \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uae30\ubcf8 \uad6c\uc131 \ub2e8\uc704\ub85c, \uc5b4\ub5a4 \uc791\uc5c5\uc744 \uc0ac\uc6a9\uc790\uac00 \uc218\ud589\ud560 \uc218 \uc788\ub294 \ud654\uba74\uc73c\ub85c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n <\/p>\n\uc561\ud2f0\ube44\ud2f0\ub780?<\/h2>\n
\n \uc815\ubcf4\ub97c \uc785\ub825\ud560 \uc218 \uc788\ub294 \ud654\uba74 \ub4f1\uc774 \ubaa8\ub450 \uc561\ud2f0\ube44\ud2f0\uc5d0 \ud574\ub2f9\ud569\ub2c8\ub2e4. \uac01 \uc561\ud2f0\ube44\ud2f0\ub294 \ub3c5\ub9bd\uc801\uc73c\ub85c \uc874\uc7ac\ud558\uba70 \uc0ac\uc6a9\uc790\uac00
\n \uc5ec\ub7ec \uc561\ud2f0\ube44\ud2f0\ub97c \uc804\ud658\ud558\uba74\uc11c \ub2e4\uc591\ud55c \uc791\uc5c5\uc744 \uc218\ud589\ud560 \uc218 \uc788\ub3c4\ub85d \ud569\ub2c8\ub2e4.\n <\/p>\n\uc561\ud2f0\ube44\ud2f0 \uc0dd\uba85\uc8fc\uae30<\/h2>\n
\n \uc561\ud2f0\ube44\ud2f0\uc758 \uc0dd\uba85\uc8fc\uae30\ub97c \ud1b5\ud574 \uad00\ub9ac\ub429\ub2c8\ub2e4. \uc561\ud2f0\ube44\ud2f0\uc758 \uc0dd\uba85\uc8fc\uae30\ub97c \uc774\ud574\ud558\ub294 \uac83\uc740 \uc571 \uac1c\ubc1c\uc5d0 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.\n <\/p>\n\uc0dd\uba85\uc8fc\uae30 \uba54\uc11c\ub4dc<\/h3>\n
\n
onCreate()<\/code>: \uc561\ud2f0\ube44\ud2f0\uac00 \ucc98\uc74c \uc0dd\uc131\ub420 \ub54c \ud638\ucd9c\ub429\ub2c8\ub2e4. UI \uad6c\uc131 \ubc0f \ucd08\uae30\ud654 \uc791\uc5c5\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/li>\nonStart()<\/code>: \uc561\ud2f0\ube44\ud2f0\uac00 \uc0ac\uc6a9\uc790\uc5d0\uac8c \ubcf4\uc774\uae30 \uc2dc\uc791\ud560 \ub54c \ud638\ucd9c\ub429\ub2c8\ub2e4.<\/li>\nonResume()<\/code>: \uc561\ud2f0\ube44\ud2f0\uac00 \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\ud560 \uc218 \uc788\uac8c \ub420 \ub54c \ud638\ucd9c\ub429\ub2c8\ub2e4.<\/li>\nonPause()<\/code>: \ub2e4\ub978 \uc561\ud2f0\ube44\ud2f0\uac00 \uc0ac\uc6a9\uc790\uc640 \uc0c1\ud638\uc791\uc6a9\uc744 \uc2dc\uc791\ud558\uae30 \uc804\uc5d0 \ud638\ucd9c\ub429\ub2c8\ub2e4. \uc911\uc694\ud55c \uc791\uc5c5\uc744 \uc800\uc7a5\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\nonStop()<\/code>: \uc561\ud2f0\ube44\ud2f0\uac00 \ub354 \uc774\uc0c1 \uc0ac\uc6a9\uc790\uc5d0\uac8c \ubcf4\uc774\uc9c0 \uc54a\uc744 \ub54c \ud638\ucd9c\ub429\ub2c8\ub2e4.<\/li>\nonDestroy()<\/code>: \uc561\ud2f0\ube44\ud2f0\uac00 \uc885\ub8cc\ub420 \ub54c \ud638\ucd9c\ub429\ub2c8\ub2e4. \uba54\ubaa8\ub9ac \ub204\uc218\ub97c \ubc29\uc9c0\ud558\uae30 \uc704\ud574 \ub0a8\uc740 \ub9ac\uc18c\uc2a4\ub97c \uc815\ub9ac\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\uc561\ud2f0\ube44\ud2f0 \uc608\uc81c<\/h2>\n
\n \uc774 \uc608\uc81c\uc5d0\uc11c\ub294 \ud14d\uc2a4\ud2b8\ubdf0\uc5d0 \ud604\uc7ac \uc0c1\ud0dc\ub97c \ucd9c\ub825\ud558\uac8c \ub429\ub2c8\ub2e4.\n <\/p>\n\npublic class MainActivity extends AppCompatActivity {\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_main);\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onCreate \ud638\ucd9c\ub428\");\n }\n\n @Override\n protected void onStart() {\n super.onStart();\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onStart \ud638\ucd9c\ub428\");\n }\n\n @Override\n protected void onResume() {\n super.onResume();\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onResume \ud638\ucd9c\ub428\");\n }\n\n @Override\n protected void onPause() {\n super.onPause();\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onPause \ud638\ucd9c\ub428\");\n }\n\n @Override\n protected void onStop() {\n super.onStop();\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onStop \ud638\ucd9c\ub428\");\n }\n\n @Override\n protected void onDestroy() {\n super.onDestroy();\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"onDestroy \ud638\ucd9c\ub428\");\n }\n}\n <\/code><\/pre>\n\uc778\ud150\ud2b8(Intent)\uc640 \uc561\ud2f0\ube44\ud2f0 \uac04\uc758 \ud1b5\uc2e0<\/h2>\n
\n \uc778\ud150\ud2b8\ub294 \ud558\ub098\uc758 \uc561\ud2f0\ube44\ud2f0\uc5d0\uc11c \ub2e4\ub978 \uc561\ud2f0\ube44\ud2f0\ub85c \uc815\ubcf4\ub97c \uc804\ub2ec\ud558\uac70\ub098,
\n \uc2dc\uc2a4\ud15c\uc758 \ucef4\ud3ec\ub10c\ud2b8\ub97c \ud638\ucd9c\ud558\ub294 \ub370 \uc0ac\uc6a9\ub418\ub294 \uac1d\uccb4\uc785\ub2c8\ub2e4.\n <\/p>\n\uc778\ud150\ud2b8 \uc0ac\uc6a9 \uc608\uc81c<\/h3>\n
\n \uc774\ub3d9\ud558\ub294 \uc608\uc81c \ucf54\ub4dc\ub97c \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n\n\/\/ MainActivity.java\npublic class MainActivity extends AppCompatActivity {\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_main);\n Button button = findViewById(R.id.button);\n button.setOnClickListener(v -> {\n Intent intent = new Intent(MainActivity.this, SecondActivity.class);\n startActivity(intent);\n });\n }\n}\n\n\/\/ SecondActivity.java\npublic class SecondActivity extends AppCompatActivity {\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_second);\n TextView textView = findViewById(R.id.textView);\n textView.setText(\"\ub450 \ubc88\uc9f8 \uc561\ud2f0\ube44\ud2f0\uc785\ub2c8\ub2e4.\");\n }\n}\n <\/code><\/pre>\n\ub370\uc774\ud130 \uc804\ub2ec\ud558\uae30<\/h2>\n
\n \uc778\ud150\ud2b8\ub97c \ud1b5\ud574 \ub370\uc774\ud130\ub97c \uc804\ub2ec\ud558\ub294 \ubc29\ubc95\uc744 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n <\/p>\n\n\/\/ MainActivity.java (\ub370\uc774\ud130 \uc804\ub2ec \ucd94\uac00)\npublic class MainActivity extends AppCompatActivity {\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_main);\n Button button = findViewById(R.id.button);\n button.setOnClickListener(v -> {\n Intent intent = new Intent(MainActivity.this, SecondActivity.class);\n intent.putExtra(\"message\", \"Hello, Second Activity\");\n startActivity(intent);\n });\n }\n}\n\n\/\/ SecondActivity.java (\ub370\uc774\ud130 \uc218\uc2e0)\npublic class SecondActivity extends AppCompatActivity {\n @Override\n protected void onCreate(Bundle savedInstanceState) {\n super.onCreate(savedInstanceState);\n setContentView(R.layout.activity_second);\n TextView textView = findViewById(R.id.textView);\n String message = getIntent().getStringExtra(\"message\");\n textView.setText(message);\n }\n}\n <\/code><\/pre>\n\uacb0\ub860<\/h2>\n
\n \uc778\ud150\ud2b8\ub97c \ud1b5\ud55c \uc561\ud2f0\ube44\ud2f0 \uac04\uc758 \uc804\ud658 \ubc0f \ub370\uc774\ud130 \uc804\ub2ec \ubc29\ubc95\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc558\uc2b5\ub2c8\ub2e4.
\n \uc774\ub7ec\ud55c \uac1c\ub150\ub4e4\uc740 \uc548\ub4dc\ub85c\uc774\ub4dc \uc571 \uac1c\ubc1c\uc758 \uae30\ucd08 \uc911 \ud558\ub098\uc774\uba70,
\n \ub354 \ubcf5\uc7a1\ud55c \uc571\uc744 \ub9cc\ub4e4\uae30 \uc704\ud55c \ucd9c\ubc1c\uc810\uc774 \ub420 \uac83\uc785\ub2c8\ub2e4.
\n \uc55e\uc73c\ub85c\uc758 \uc218\uc5c5\uc5d0\uc11c\ub294 \ub354 \ub9ce\uc740 \uae30\ub2a5\uacfc UI \uc694\uc18c\ub97c \ub2e4\ub8f0 \uc608\uc815\uc774\ub2c8 \ub9ce\uc740 \uad00\uc2ec \ubc14\ub78d\ub2c8\ub2e4.\n <\/p>\n