{"id":282,"date":"2011-11-30T08:45:46","date_gmt":"2011-11-30T08:45:46","guid":{"rendered":"http:\/\/brain.dailyon.net\/?p=282"},"modified":"2011-11-30T08:45:46","modified_gmt":"2011-11-30T08:45:46","slug":"js-console-log-console-info-consolewarn-console-assert-console-clear","status":"publish","type":"post","link":"https:\/\/blog.goorigo.com\/?p=282","title":{"rendered":"JS : console.log() console.info() console,warn() console.assert() console.clear()"},"content":{"rendered":"

http:\/\/blog.naver.com\/PostView.nhn?blogId=loudon23&logNo=30088238327&parentCategoryNo=13&viewDate=&currentPage=1&listtype=0<\/a><\/p>\n

\uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc5d0\uc11c\ub294 \uc800\uac83\uc744 \ud558\uae30 \uc704\ud574\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uac1c\ubc1c\ud558\uba74\uc11c\ub294 alert() \uc744 \ub9ce\uc774 \uc0ac\uc6a9\ud55c\ub2e4.
\n\uadfc\ub370 \ucf58\uc194\ucc3d\uc744 \ud1b5\ud574\uc11c \ub85c\uadf8\ub97c \ucc0d\ub294 \uba54\uc18c\ub4dc\uac00 \uc788\ub2e4\ub294\uac78 \uc54c\uace0 \uc788\ub294\uac00?<\/p>\n

console \uc774\ub77c\ub294 \uac1d\uccb4\uc778\ub370<\/p>\n

\uc775\uc2a4\ud50c\ub85c\uc5b4, \ud30c\uc774\uc5b4\ud3ed\uc2a4, \uc0ac\ud30c\ub9ac, \ud06c\ub86c, \uc624\ud398\ub77c\uc5d0\uc11c \uc0ac\uc6a9\uac00\ub2a5\ud55c \uae30\ub2a5\uc774\ub2e4.<\/p>\n

 [<\/strong>\uc0ac\uc6a9\ubc29\ubc95]<\/p>\n

 <\/p>\n\n\n\n
  console.log(“\ub85c\uadf8 \ub0b4\uc6a9”);<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

 <\/p>\n

\uc774\ub807\uac8c \uc791\uc131\ud558\uba74 console \ucc3d\uc5d0 \uba54\uc2dc\uc9c0\uac00 \ucc0d\ud78c\ub2e4.<\/p>\n

\"\"  \"\"<\/p>\n

\"\"  \"\"<\/p>\n

\"\"<\/p>\n

\u203b \uac01 \ube0c\ub77c\uc6b0\uc800\ubcc4 \ucf58\uc194\ucc3d \ud65c\uc131\ud654 \ubc29\ubc95 : http:\/\/blog.naver.com\/loudon23\/30088663513<\/a><\/p>\n

 <\/p>\n

\uc8fc\uc758!<\/p>\n

\ud55c\uac00\uc9c0 \uc54c\uc544 \ub458 \uc810\uc740 IE\uc758 \uacbd\uc6b0 \uac1c\ubc1c\uc790\ud234(\ucf58\uc194\ucc3d)\uc774 \ud65c\uc131\ud654 \uc548\ub418\uc5b4 \uc788\uc73c\uba74 \uc544\ub798\uc640 \uac19\uc774 \uc2a4\ud06c\ub9bd\ud2b8 \uc624\ub958\uac00 \ub72c\ub2e4.<\/p>\n

\"\"<\/p>\n

console.log() \uc5d0 \ub4e4\uc5b4\uac00\ub294 \uc778\uc790\ub294 \ub2e4\uc74c\uacfc \uac19\uc740 \ud615\uc2dd\ub3c4 \ub41c\ub2e4<\/p>\n\n\n\n
  console.log(“\ubcc0\uc218 a=”, a, “\ubcc0\uc218 b=”, b);          \/\/ , \ub85c \uad6c\ubd84 \ud55c \ucd9c\ub825 \ubc29\ubc95
\nconsole.log(“\ubcc0\uc218 a=%d, \ubcc0\uc218 b=%s”, a, b);   \/\/ printf \uac19\uc740 \ucd9c\ub825 \ubc29\ubc95<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

console\ucd9c\ub825 \ubc29\ubc95\uc740 console.log() \ub9cc \uc788\ub294\uac83\uc774 \uc544\ub2c8\ub2e4.  \uc544\ub798 \uac19\uc740 \ud615\ud0dc\ub3c4 \uc874\uc7ac\ud55c\ub2e4.<\/p>\n

[\ub2e4\ub978 \ucd9c\ub825\ubc29\ubc95]
\n1. info \ub808\ubca8\uc758 \ub85c\uadf8 \ucd9c\ub825<\/strong><\/p>\n

info()\ub294 info \ub808\ubca8\uc758 \ub85c\uadf8\ub97c \ucd9c\ub825\ud55c\ub2e4. log() \uba85\ub839\uacfc \ub9c8\ucc2c\uac00\uc9c0\ub85c , \ub2e8\uc704\ub85c \uc778\uc790\ub97c \ub118\uae30\uac70\ub098 printf \ubc29\uc2dd\uc73c\ub85c\ub3c4 \ucd9c\ub825 \uac00\ub2a5\ud558\ub2e4.
\nlog4j\ub97c \uc0ac\uc6a9\ud574\ubcf8 \ubd84\uc740 \ub85c\uadf8 \ub808\ubca8\uc774\ub77c\ub294 \uac83\uc744 \uc54c\ud150\ub370 \uadf8\uac70\ub791 \ube44\uc2b7\ud558\ub2e4 \ubcf4\uba74 \ub420\uae4c??
\n\uc554\ud2bc.. info()\ub85c \ucd9c\ub825\ud558\uba74 \uac01 \ube0c\ub77c\uc6b0\uc800\uc5d0\uc11c\ub294 \uc544\ub798\uc640 \uac19\uc774 \ucd9c\ub825\ub41c\ub2e4.<\/p>\n

\"\" \"\"
\n\"\" \"\"
\n\"\"<\/p>\n

2. warn \ub808\ubca8\uc758 \ub85c\uadf8 \ucd9c\ub825<\/strong><\/p>\n

console.warn()\ub3c4 info()\ub791 \uc0ac\uc6a9\ubc95\uc774 \uac19\ub2e4. \ub2e8\uc9c0 \ucf58\uc194\ucc3d\uc5d0 \ud45c\ud604\ubc29\ubc95\uc774 \ub2e4\ub97c \ubfd0\uc774\ub2e4.<\/p>\n

\ucf58\uc194 \ucc3d\uc5d0 \ucc0d\ud788\ub294\uac70 \ubcf4\uba74 \ub290\ub08c\ud45c(!)\uac00  \ubd99\uc5b4\uc11c \ub098\uc624\uac8c \ub41c\ub2e4. \uc544\ub798 \ube0c\ub77c\uc6b0\uc800\ubcc4\ub85c \uc774\ub807\uac8c \ub098\uc628\ub2e4.<\/p>\n

\"\" \"\"<\/p>\n

\"\" \"\"<\/p>\n

\"\"<\/p>\n

3. error \ub808\ubca8\uc758 \ub85c\uadf8 \ucd9c\ub825<\/strong><\/p>\n

 <\/p>\n

 <\/p>\n

error()\ub294 \uc55e\uc5d0\uc11c \uc124\uba85\ud55c info(), warn() \uacfc \ube44\uc2b7\ud558\ub2e4. \uadfc\ub370 \uc55e\uc5d0 \ub098\uc624\ub294 \uc544\uc774\ucf58\uc774 \ub2e4\ub974\ub2e4.<\/p>\n

\uac01 \ube0c\ub77c\uc6b0\uc800\ubcc4\ub85c \uc544\ub798\ucc98\ub7fc \ucd9c\ub825\ub41c\ub2e4.<\/p>\n

\"\" \"\"<\/p>\n

\"\" \"\"<\/p>\n

\"\"
\n4. assert \ubc29\uc2dd\uc758 \ub85c\uadf8 \ucd9c\ub825<\/p>\n

 <\/p>\n

 <\/p>\n

assert()\ub294 \uc544\ub9c8 \ud504\ub85c\uadf8\ub7a8 \ud574\ubcf8\uc0ac\ub78c\ub4e4\uc740 \uc5b4\ub514\uc120\uac70 \ubd24\uc744 \uac83\uc774\ub2e4. C\ub098 Java\uc5d0\uc11c \ub4f1\uc7a5\ud558\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n

assert()\uc740 \uc870\uac74\uc2dd\uc758 \ub0b4\uc6a9\uc774 \uac70\uc9d3(false)\uc774\uba74 \ub85c\uadf8\ub0b4\uc6a9\uc744 \ucd9c\ub825\ud558\ub294 \uac83\uc774\ub2e4.<\/p>\n

\uc608\ub97c \ub4e4\uc5b4 \uc544\ub798\uac19\uc740 \ucf54\ub4dc\uac00 \uc788\ub2e4\uba74..<\/p>\n\n\n\n
   var x = 1, y = 1;
\nconsole.assert(x==y, “ASSERT 1 : x = ” + x + “, y = ” + y);
\ny = 2;
\nconsole.assert(x==y, “ASSERT 2 : x = ” + x + “, y = ” + y);<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

 <\/p>\n

\uc544\ub798 \ucc98\ub7fc \ucd9c\ub825\ub41c\ub2e4.     \ub2e8. \ubaa8\ub4e0 \ube0c\ub77c\uc6b0\uc800\uc5d0 \ub2e4 \uad6c\ud604\ub418\uc5b4 \uc788\uc9c0\ub294 \uc54a\ub2e4. \uc624\ud398\ub77c\ub294 \uc544\uc9c1 \uad6c\ud604\ub418\uc5b4 \uc788\uc9c0\uac00 \uc54a\ub2e4.<\/p>\n

 <\/p>\n

\"\" \"\"<\/p>\n

\"\"\"\"<\/p>\n

\uc624\ud398\ub77c\ub294 \uad6c\ud604\ub418\uc5b4 \uc788\uc9c0\uc54a\uc544\uc11c assert()\ub780 \ud568\uc218\ub97c \ucc3e\uc744\uc218 \uc5c6\ub2e4\uace0 \ub098\uc628\ub2e4.<\/p>\n

\"\"<\/p>\n

 
\n5. console \ub85c\uadf8 \uc9c0\uc6b0\uae30\uc778 clear()<\/strong><\/p>\n

 <\/p>\n\n\n\n
  console.clear();<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\uc774\uac74 \uac04\ub2e8\ud558\ub2e4. \ucf58\uc194\ucc3d\uc758 \ub85c\uadf8 \ub0b4\uc6a9\uc744 \ubaa8\ub450 \uc9c0\uc6b0\ub294 \uc5ed\ud560\uc744 \ud55c\ub2e4.<\/p>\n

 <\/p>\n

 <\/p>\n

\uc608\uc804\uc758 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ubcf4\ub2e4 \uac08\uc218\ub85d \uac1c\ubc1c\uc790 \ub3c4\uad6c\ub4e4\uc744 \ube0c\ub77c\uc6b0\uc800 \ub2e8\uc5d0\uc11c\ub3c4 \uc798 \uc9c0\uc6d0\ud574\uc8fc\uace0, \ub514\ubc84\uae45 \ud234\ub4e4\ub3c4 \uc88b\uc544\uc9c0\uace0\uc788\ub2e4.<\/p>\n

\uadf8\ub9cc\ud07c \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ucabd\uc774 \uc88b\uc544\uc9c0\uace0 \uc788\ub2e4\ub294 \ub73b\uc774 \uc544\ub2d0\uae4c??<\/p>\n

 <\/p>\n

 <\/p>\n

\uad00\ub828\uc790\ub8cc : http:\/\/msdn.microsoft.com\/en-us\/library\/dd565625(v=VS.85).aspx<\/a><\/div>\n
\n
\n

[\ucd9c\ucc98]<\/strong> \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8 \ub514\ubc84\uae45 – \ucf58\uc194\uc5d0 \ub85c\uadf8 \ucc0d\uae30<\/a>|\uc791\uc131\uc790<\/strong> \ub8e8\ub4e0<\/a><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

http:\/\/blog.naver.com\/PostView.nhn?blogId=loudon23&logNo=30088238327&parentCategoryNo=13&viewDate=&currentPage=1&listtype=0 \uc790\ubc14\uc2a4\ud06c\ub9bd\ud2b8\uc5d0\uc11c\ub294 \uc800\uac83\uc744 \ud558\uae30 \uc704\ud574\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uac1c\ubc1c\ud558\uba74\uc11c\ub294 alert() \uc744 \ub9ce\uc774 \uc0ac\uc6a9\ud55c\ub2e4. \uadfc\ub370 \ucf58\uc194\ucc3d\uc744 \ud1b5\ud574\uc11c \ub85c\uadf8\ub97c \ucc0d\ub294 \uba54\uc18c\ub4dc\uac00 \uc788\ub2e4\ub294\uac78 \uc54c\uace0 \uc788\ub294\uac00? console \uc774\ub77c\ub294 \uac1d\uccb4\uc778\ub370 \uc775\uc2a4\ud50c\ub85c\uc5b4, \ud30c\uc774\uc5b4\ud3ed\uc2a4, \uc0ac\ud30c\ub9ac, \ud06c\ub86c, \uc624\ud398\ub77c\uc5d0\uc11c \uc0ac\uc6a9\uac00\ub2a5\ud55c \uae30\ub2a5\uc774\ub2e4.… <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=\/wp\/v2\/posts\/282"}],"collection":[{"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=282"}],"version-history":[{"count":0,"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=\/wp\/v2\/posts\/282\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=282"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=282"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.goorigo.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=282"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}