function fn_hangulChk(obj) {<\/p>\n
var val = obj.value;<\/p>\n
var pattern = \/[^\uac00-\ud7a3\u3131-\u314e\u314f-\u3163a-zA-Z0-9]\/gi;<\/p>\n
\/\/ \ud2b9\uc218\ubb38\uc790 \uccb4\ud06c<\/p>\n
\/\/ \ud55c\uae00\ub3c4 \uc81c\uac70\ud558\uace0 \uc2f6\ub2e4\uba74 \uac00-\ud7a3\u3131-\u314e\u314f-\u3163 \u00a0\uc870\uac74 \uc81c\uac70.. \uc774\ub7f0 \ud615\ud0dc\ub85c \uc6d0\ud558\ub294 \uac83 \uccb4\ud06c<\/p>\n
<\/p>\n
if (pattern.test(val)) {<\/p>\n
\u00a0 <\/span>obj.value = val.replace(pattern, “”);<\/p>\n }<\/p>\n }<\/p>\n ———————————————————————-<\/p>\n \ucc38\uace0..<\/p>\n * \ucd9c\ucc98 :\u00a0<\/span><\/strong>http:\/\/cheolgoon.tistory.com\/162<\/span><\/strong><\/a><\/p>\n * \ucd9c\ucc98 :<\/span><\/strong>http:\/\/egloos.zum.com\/xxwony\/v\/74767<\/span><\/strong><\/a><\/p>\n * \ucd9c\ucc98 :<\/span><\/strong>http:\/\/nalpari.blogspot.kr\/2014\/12\/blog-post_29.html<\/span><\/strong><\/a><\/p>\n * \ucd9c\ucc98 :<\/span><\/strong>http:\/\/egloos.zum.com\/rucaus\/v\/2405770<\/span><\/strong><\/a><\/p>\n <\/p>\n <\/p>\n <\/p>\n \ubaa8\ub4e0 \uacf5\ubc31 \uccb4\ud06c \uc815\uaddc\uc2dd <\/p>\n \uc22b\uc790\ub9cc \uccb4\ud06c \uc815\uaddc\uc2dd <\/p>\n ##############\u00a0 \uc815\uaddc\ud45c\ud604\uc2dd<\/p>\n 1. \ud655\uc7a5\ubb38\uc790 (: backslash) – b : \ub2e8\uc5b4\uc758 \uacbd\uacc4 – d : \uc22b\uc790 – w : \uc54c\ud30c\ubcb3, \uc22b\uc790\ub85c \ub41c \ubb38\uc790, \ubc11\uc904 \uae30\ud638(_) [A-Za-z0-9] – \ud2b9\uc218\ubb38\uc790 : \ud2b9\uc218\ubb38\uc790 \uc790\uccb4\ub97c \uc758\ubbf8 \uc608) + (+ \uae30\ud638 \uc790\uccb4)<\/p>\n 2. \ud2b9\uc218\ubb38\uc790 3. \ud50c\ub798\uadf8 4. \uae30\ud0c0 * \ud2b9\uc218\ubb38\uc790(””, ”^”, ”$”, ”*”, ”+”, ”?”, ”.”, ”(”, ”)”, ”|”, ”{”, ”}”, ”[”, ”]”)\ub97c \uac80\uc0c9\ud560 \uacbd\uc6b0\ub294 ”” \ub97c \ub123\ub294\ub2e4.<\/p>\n <\/p>\n ##############\u00a0 \uac04\ub2e8\ud55c \uc751\uc6a9\uc608\uc81c<\/p>\n var re = \/s$\/;\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 — \uacf5\ubc31\uccb4\ud06c var re = “<[^<|>]*>”;\u00a0 — \ud0dc\uadf8\uc81c\uac70 var RegExpJS = “<script[^>]*>(.*?)<\/script>”;\u00a0 — \uc2a4\ud06c\ub9bd\ud2b8 \uc81c\uac70 var RegExpCSS = “<style[^>]*>(.*?)”;\u00a0 — \uc2a4\ud0c0\uc77c \uc81c\uac70 var RegExpHG = “(\/[\u3131-\u314e|\u314f-\u3163|\uac00-\ud7a3]\/)”;\u00a0 — \ud55c\uae00 \uc81c\uac70 var RegExpDS = \/<!–[^>](.*?)–>\/g;\u00a0\u00a0 — \uc8fc\uc11d \uc81c\uac70 var regExp = \/[a-z0-9]{2,}@[a-z0-9-]{2,}.[a-z0-9]{2,}\/i; –\uc774\uba54\uc77c \uccb4\ud06c <\/p>\n \uae30\ud0c0 \uc0c1\uae30\uc640 \ub3d9\uc77c\ud558\ub098 \uc57d\uac04\uc529 \ub2e4\ub978 \uc0d8\ud514 \ud648\ud398\uc774\uc9c0 \uc8fc\uc18c \ucc45\ud06c hanmail\uc778\uc9c0\ub97c \ucc45\ud06c \/\/\ubcf8\ubb38\ub0b4\uc5d0\uc11c \ub3c4\uba54\uc778 \uad6c\ud558\uae30 \/\/\ubcf8\ubb38\ub0b4\uc5d0\uc11c url\uad6c\ud558\uae30 ########### \uc815\uaddc\uc2dd \uba54\uc18c\ub4dc \ubc0f \uc0ac\uc6a9\ubc95<\/p>\n \ucc38\uc870\u00a0http:\/\/eknote.tistory.com\/1251<\/span><\/a> <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n *\u00a0\ud2b9\uc218\ubb38\uc790 \uac80\uc99d \ubc0f \uc81c\uac70<\/p>\n function regExp(){ <\/p>\n <\/p>\n * \ub2c9\ub124\uc784 \uccb4\ud06c – \ud2b9\ubb38 \uc81c\uc678 2\uc790 ~ 20\uc790<\/p>\n var pattern = \/^[\\w\\W\u3131-\u314e\u314f-\u3163\uac00-\ud7a3]{2,20}$\/;<\/p>\n [\\w]\ub294 [A-Za-z0-9_] \uc774\ub2e4 <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n <\/p>\n ****<\/p>\n <\/p>\n var pattern = \uc815\uaddc\uc2dd; \ub2e4\ub978 \ubc29\ubc95\ub4e4\ub3c4 \uc788\ub294\ub370 \ub098\ub294 \uadf8\ub0e5 \uc704\uc640 \uac19\uc774 \uc0ac\uc6a9\uc911\uc774\ub2e4. 1) \uc815\uc218\uc640 \uc18c\uc218\uc810 \ub2ec\uace0\ub2e4\ub2c8\ub294 \uc218\ub4e4\ub9cc \ud1b5\uacfc\uc2dc\ud0a4\ub294 \ud544\ud130. \uc608\ub97c \ub4e4\uc5b4 ’12’ ‘12.123’ ‘-0.571’ ‘-8100’ \ub4f1\uc5d0 \ub300\ud574 true\ub97c \ub9ac\ud134\ud558\uace0 \ub098\uba38\uc9c0\ub294 false \ub9ac\ud134.<\/p>\n var pattern =\u00a0 \/^[-]?\\d+(?:[.]\\d+)?$\/; 1-2) \uc704\uc758 \ud544\ud130\uc5d0\uc11c \uc880\ub354 \uc870\uac74\uc744 \ucd94\uac00\ud574\uc11c, \uc591\uc218\uba74\uc11c \ucd5c\ub300 \uc18c\uc218\uc810 2\uc790\ub9ac \uc774\ud558\uae4c\uc9c0\ub9cc \ud1b5\uacfc\uc2dc\ud0a4\ub294 \ud544\ud130. \uc608\ub97c \ub4e4\uc5b4 12.23, 0.41, 51 \ub4f1\uc5d0\ub294 true\ub97c \ub9ac\ud134\ud558\uace0, -12, -9.43, 1.234 \ub4f1\uc5d0\ub294 false\ub97c \ub9ac\ud134\ud558\ub294 \ud544\ud130. 2) \uc22b\uc790 \ubc0f x, X, P, E \ub9cc \ud3ec\ud568\ud55c \uc2a4\ud2b8\ub9c1\ub9cc \ud1b5\uacfc\uc2dc\ud0a4\ub294 \ud544\ud130. var pattern = \/[^1234567890xXPE]\/; 3) \ubb38\uc790 \uc804\uccb4\uc5d0\uc11c \ud2b9\uc218\ubb38\uc790\ub97c \ud558\ub098\ub77c\ub3c4 \ud3ec\ud568\ud558\uc9c0 \uc54a\uc544\uc57c\ub9cc \ud568 var pattern = \/[^\\w\\s]\/i; 4) \ub2e4\uc74c\uacfc \uac19\uc740 \ud615\uc2dd\ub9cc \ud1b5\uacfc\ud568. Q\ub85c \uc2dc\uc791\ud558\uba74\uc11c, 0000~9999 \uae4c\uc9c0\uc758 \uc22b\uc790\ub9cc Q \ub4a4\uc5d0 \ub2ec\uace0 \uc788\uc5b4\uc57c \ud568. var pattern = \/^Q[0-9][0-9][0-9][0-9]$\/; \uc774\uac83\ub54c\ubb38\uc5d0 \ub2e4\uc74c \ubb38\uc81c\uac00 \uc77c\uc5b4\ub09c\ub2e4. \uc5f0\uc18d\uc801\uc73c\ub85c \ud55c \uc2a4\ud2b8\ub9c1\uc5d0 \ub300\ud574 \uc815\uaddc\uc2dd \ud14c\uc2a4\ud305\uc744 \ud558\uba74, \ucc98\uc74c\uc5d0\ub294 \ud544\ud130\uac00 \uc798 \ub3d9\uc791\ud558\ub2e4\uac00 \ub098\uc911\uc5d0\ub294 \ud1b5\uacfc\ud558\uc9c0 \ub9d0\uc544\uc57c \ud560 \uc870\uac74\uc744 \uac00\uc9c4 \uc2a4\ud2b8\ub9c1\uc774 \uc815\uaddc\uc2dd \ud328\ud134\uc744 \ud1b5\uacfc\ud588\ub2e4\uace0 \ub098\uc624\uac8c \ub41c\ub2e4. \uad6c\uae00\uc5d0\uc11c ‘regex g flag consecutive’ \ub4f1\uc73c\ub85c \uac80\uc0c9\ud558\uba74 \uc774 \ubb38\uc81c\ub85c \ub9e4\uc6b0 \ub9ce\uc740 \uc9c8\ubb38\uacfc \ub2f5\uc774 \ub098\uc628\ub2e4. \ud574\uacb0 \ubc29\ubc95\uc740.. \ub09c g \ud50c\ub798\uadf8 \ub300\uc2e0 i \ud50c\ub798\uadf8\ub97c \uc918\uc11c \ud574\uacb0\ud588\ub2e4. \uc544\ub798 \ub9c1\ud06c\ub3c4 \ub3c4\uc6c0\uc774 \ub420 \uac83\uc774\ub2e4.<\/p>\n http:\/\/stackoverflow.com\/questions\/15610251\/why-pattern-testname-opposite-results-on-consecutive-calls<\/span><\/a> function trim_whitespace( str) \/\/ print res[1] = “192.244.1.123”; [\ucd9c\ucc98]<\/span><\/strong> [Javascript] \uc815\uaddc\uc2dd\uc744 \uc774\uc6a9\ud55c \ud2b9\uc218\ubb38\uc790, \ud55c\uae00 \ub4f1 \ud2b9\uc815 \ubb38\uc790 \uccb4\ud06c(\uc81c\uac70)<\/span><\/a>|\uc791\uc131\uc790<\/strong><\/span> realuv<\/span><\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":" function fn_hangulChk(obj) { var val = obj.value; var pattern = \/[^\uac00-\ud7a3\u3131-\u314e\u314f-\u3163a-zA-Z0-9]\/gi; \/\/ \ud2b9\uc218\ubb38\uc790 \uccb4\ud06c \/\/ \ud55c\uae00\ub3c4 \uc81c\uac70\ud558\uace0 \uc2f6\ub2e4\uba74 \uac00-\ud7a3\u3131-\u314e\u314f-\u3163 \u00a0\uc870\uac74 \uc81c\uac70.. \uc774\ub7f0 \ud615\ud0dc\ub85c \uc6d0\ud558\ub294 \uac83 \uccb4\ud06c if (pattern.test(val)) { \u00a0 obj.value = val.replace(pattern, “”); } } ———————————————————————- \ucc38\uace0.. * \ucd9c\ucc98 :\u00a0http:\/\/cheolgoon.tistory.com\/162 * \ucd9c\ucc98 :http:\/\/egloos.zum.com\/xxwony\/v\/74767 * \ucd9c\ucc98 :http:\/\/nalpari.blogspot.kr\/2014\/12\/blog-post_29.html * \ucd9c\ucc98 :http:\/\/egloos.zum.com\/rucaus\/v\/2405770 \ubaa8\ub4e0 … <\/p>\n
\nvar regExp = \/\\s\/g;<\/p>\n
\nvar regExp = \/^[0-9]+$\/;
\n\uc774\uba54\uc77c \uccb4\ud06c \uc815\uaddc\uc2dd
\nvar regExp = \/^[0-9a-zA-Z]([-_\\.]?[0-9a-zA-Z])*@[0-9a-zA-Z]([-_\\.]?[0-9a-zA-Z])*\\.[a-zA-Z]{2,3}$\/i;
\n\ud578\ub4dc\ud3f0\ubc88\ud638 \uc815\uaddc\uc2dd
\nvar regExp = \/^\\d{3}-\\d{3,4}-\\d{4}$\/;
\n\uc77c\ubc18 \uc804\ud654\ubc88\ud638 \uc815\uaddc\uc2dd
\nvar regExp = \/^\\d{2,3}-\\d{3,4}-\\d{4}$\/;
\n\uc544\uc774\ub514\ub098 \ube44\ubc00\ubc88\ud638 \uc815\uaddc\uc2dd
\nvar regExp = \/^[a-z0-9_]{4,20}$\/;
\n\ud734\ub300\ud3f0\ubc88\ud638 \uccb4\ud06c \uc815\uaddc\uc2dd
\nvar regExp = \/^01([0|1|6|7|8|9]?)-?([0-9]{3,4})-?([0-9]{4})$\/;<\/p>\n
\n– s : \uacf5\ubc31 \ubb38\uc790(\uc2a4\ud398\uc774\uc2a4, \ud0ed, \ud3fc \ud53c\ub4dc, \ub77c\uc778 \ud53c\ub4dc)<\/p>\n
\n– B \uc774\ub97c \uc81c\uc678\ud55c \ubaa8\ub4e0 \ubb38\uc790 \ub9e4\uce6d<\/p>\n
\n– D : \uc22b\uc790\uac00 \uc544\ub2cc \ubb38\uc790 [^0-9] \uc640 \ub3d9\uc77c<\/p>\n
\n– W : w\uc758 \ubc18\ub300 \ubb38\uc790 [^A-Za-z0-9]<\/p>\n
\n– * : 0\ud68c \uc774\uc0c1 \ubc18\ubcf5
\n– + : 1\ud68c \uc774\uc0c1 \ubc18\ubcf5
\n– ? : 0 \ub610\ub294 1\uac1c\uc758 \ubb38\uc790 \ub9e4\uce6d
\n– . : \uc815\ud655\ud788 1\uac1c \ubb38\uc790 \ub9e4\uce6d<\/p>\n
\n<\/span>\u00a0\u00a0\u00a0 – g : \uc804\uc5ed\ub9e4\uce6d
\n– i : \ub300\uc18c\ubb38\uc790 \ubb34\uc2dc
\n– m : \uc5ec\ub7ec \uc904 \ub9e4\uce6d<\/p>\n
\n– () : \uad04\ud638\ub85c \ubb36\uc778 \ud328\ud134\uc740 \ub9e4\uce6d\ub41c \ub2e4\uc74c, \uadf8 \ubd80\ubd84\uc744 \uae30\uc5b5\ud55c\ub2e4.
\n– $1,…,$9 : \uad04\ud638\ub85c \uac2d\ucc98\ud55c \ubd80\ubd84 \ubb38\uc790\uc5f4\uc774 \uc800\uc7a5 \ub428.
\n– | : ~\ub610\ub294~
\n– {} : \ubc18\ubcf5 \ud69f\uc218
\n##############\u00a0 \uac04\ub2e8\ud55c \uc815\uaddc \ud45c\ud604\uc2dd
\nvar re = \/a\/\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 –a \uac00 \uc788\ub294 \ubb38\uc790\uc5f4
\nvar re = \/a\/i\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 –a \uac00 \uc788\ub294 \ubb38\uc790\uc5f4, \ub300\uc18c\ubb38\uc790 \uad6c\ubd84 \uc548\ud568
\nvar re = \/apple\/\u00a0\u00a0\u00a0 — apple\uac00 \uc788\ub294 \ubb38\uc790\uc5f4
\nvar re = \/[a-z]\/\u00a0\u00a0\u00a0 — a~z \uc0ac\uc774\uc758 \ubaa8\ub4e0 \ubb38\uc790
\nvar re = \/[a-zA-Z0-9]\/\u00a0\u00a0\u00a0 — a~z, A~Z 0~9 \uc0ac\uc774\uc758 \ubaa8\ub4e0 \ubb38\uc790
\nvar re = \/[a-z]|[0-9]\/\u00a0 — a~z \ud639\uc740 0~9\uc0ac\uc774\uc758 \ubb38\uc790
\nvar re = \/a|b|c\/\u00a0\u00a0 —\u00a0 a \ud639\uc740 b \ud639\uc740 c\uc778 \ubb38\uc790
\nvar re = \/[^a-z]\/\u00a0 — a~z\uae4c\uc9c0\uc758 \ubb38\uc790\uac00 \uc544\ub2cc \ubb38\uc790(“^” \ubd80\uc815)
\nvar re = \/^[a-z]\/\u00a0 — \ubb38\uc790\uc758 \ucc98\uc74c\uc774 a~z\ub85c \uc2dc\uc791\ub418\ub294 \ubb38\uc7a5
\nvar re = \/[a-z]$\/\u00a0 — \ubb38\uc790\uac00 a~z\ub85c \ub05d\ub0a8
\n\uc0c1\uae30\uc5d0 \uc815\uc758\ub41c \uac04\ub2e8\ud55c \ud45c\ud604\uc2dd\uc744 \uc544\ub798\uc5d0 \ub123\uc5b4 \uc9c1\uc811 \ud574 \ubcf4\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4.
\nvar str = “sample string”;
\nre.test(str)?”true”:”false”;<\/p>\n
\nvar re = \/^ss*$\/;\u00a0\u00a0 — \uacf5\ubc31\ubb38\uc790 \uac1c\ud589\ubb38\uc790\ub9cc \uc785\ub825 \uac70\uc808
\nvar re = \/^[-!#$%& amp;’*+.\/0-9=?A-Z^_a-z{|}~]+@[-!#$%&’*+\/0-9=?A-Z^_a-z{|}~]+.[-!#$%& amp;’*+.\/0-9=?A-Z^_a-z{|}~]+$\/; –\uc774\uba54\uc77c \uccb4\ud06c
\nvar re = \/^[A-Za-z0-9]{4,10}$\/ — \ube44\ubc00\ubc88\ud638,\uc544\uc774\ub514\uccb4\ud06c \uc601\ubb38,\uc22b\uc790\ub9cc\ud5c8\uc6a9, 4~10\uc790\ub9ac
\nvar re = new RegExp(“(http|https|ftp|telnet|news|irc):\/\/([-\/.a-zA-Z0-9_~#%$?&=:200-377()]+)”,”gi”) — \ud648\ud398\uc774\uc9c0 \uccb4\ud06c<\/p>\n
\nvar re = \/[<][^>]*[>]\/gi;– \ud0dc\uadf8\uc81c\uac70
\nstr = str.replace(RegExpTag,””);<\/p>\n
\nstr = str.replace(RegExpJS,””);<\/p>\n
\nstr = str.replace(RegExpCSS,””);<\/p>\n
\nstr = str.replace(RegExpHG,””);<\/p>\n
\nstr6 = str.replace(RegExpDS,””);<\/p>\n
\n## \uae30\ud0c0 \uc751\uc6a9
\nre = new RegExp(“^@[a-zA-Z0-9]+s+”,”i”);\/\/<\/span><\/a>\ubb38\uc7a5\uc758 \ucc98\uc74c\uc774 @\uc774\uace0 \ubb38\uc790\uac00 1\ub098 \uc774\uc0c1 \uc788\uc73c\uba74 ok<\/p>\n
\n\uc601\uc22b\uc790 \uc870\ud569\ucc45\ud06c
\nif ((new RegExp(\/[^a-z|^0-9]\/gi)).test(frm.loginid.value)) {
\nalert(“ID\ub294 \uc601\uc22b\uc790 \uc870\ud569\ub9cc \uc0ac\uc6a9\ud558\uc138\uc694”);
\nfrm.loginid.focus();
\n}<\/p>\n
\nfunction chk(v){
\nstr=”;
\nre = new RegExp(“^http:\/\/”,”i”);
\nre.test(v)?str=’y’:str=’n’;
\nalert(str);
\n}<\/p>\n
\nfunction chk(v){
\nstr=”;
\nre = new RegExp(“hanmail.net”,”i”);
\nre.test(v)?str=true:str=false;
\nreturn str
\n}<\/p>\n
\nvar patt = \/(http(s)?:\/\/)?w+(.w+)+\/gi;
\nvar result = (aa.value.match(patt));<\/p>\n
\n\uc0c1\uae30\uc640 \uc720\uc0ac var patt = \/(http(s)?:\/\/)?w+(.w+).S*-gi;<\/p>\n
\n\ucc38\uc870\u00a0http:\/\/www.javascriptkit.com\/javatutors\/redev3.shtml<\/span><\/a>
\nRegExp.exec(string)
\nRegExp.test(string)
\nString.match(pattern)
\nString.search(pattern)
\nString.replace(pattern,string)
\nString.split(pattern)<\/p>\n
\n\/\/\ud2b9\uc218\ubb38\uc790 \uac80\uc99d start
\nvar str = “2011-12-27″;
\nvar regExp = \/[\\{\\}\\[\\]\\\/?.,;:|\\)*~`!^\\-_+<>@\\#$%&\\\\\\=\\(\\’\\”]\/gi
\nif(regExp.test(str)){
\n\/\/\ud2b9\uc218\ubb38\uc790 \uc81c\uac70
\nvar t = str.replace(regExp, “”)
\nalert(“\ud2b9\uc218\ubb38\uc790\ub97c \uc81c\uac70\ud588\uc2b5\ub2c8\ub2e4. ==>” + t)
\n}else{
\nalert(“\uc815\uc0c1\uc801\uc778 \ubb38\uc790\uc785\ub2c8\ub2e4. ==>” + str)
\n}
\n\/\/\ud2b9\uc218\ubb38\uc790 \uac80\uc99d end
\n}<\/p>\n
\n[\\W]\ub294 \\w\ub97c \uc81c\uc678\ud55c \ud2b9\uc218\ubb38\uc790\ub4e4\uc774\ub2e4.
\n[\u3131-\u314e] \uc740\u00a0 \u3131\u3134\u3137\u3139\u3141\u3142\u3145\u3147\u3148\u314a\u314b\u314c\u314d\u314e
\n[\u314f-\u3163]\ub294 \u314f\u3151\u3153\u3155\u3157\u315b\u315c\u3160\u3161\u3163
\n[\uac00-\ud7a3]\ub294 \uac00\ub098\ub2e4\ub77c~~\ud0c0\ud30c\ud558 ~ \uae30\ub2c8\ub514\ub9ac~ \ud2f0\ud53c\ud788 ~ \uac01\ub099\ub2e5\ub77d ~ \ud2f1\ud53d\ud789 ~ \uae4b\ub2e3\ub52f\ub9c7 ~ \ud30b\ud557\ud7a3\u00a0 \uc774 \ub41c\ub2e4.
\n\uc989 \uadf8\ub0e5 \ubaa8\ub4e0 \ubb38\uc790\uc5f4\uc5d0 \ub300\ud55c {2,20} \uae00\uc790 \uc218 \uccb4\ud06c\uac00 \ub41c\ub2e4.<\/p>\n
\nvar testee = “\ud14c\uc2a4\ud2b8 \uc2a4\ud2b8\ub9c1”;
\nvar true_or_false = pattern.test( testee);\u00a0\u00a0\/\/ \uc815\uaddc\uc2dd \ud544\ud130\ub97c \ud1b5\uacfc\ud558\uba74 true, \uc544\ub2c8\uba74 false \ub9ac\ud134.<\/p>\n
\n\uc544\ub798\ub294 \ub0b4\uac00 \uc0ac\uc6a9\ud558\ub294 \uc815\uaddc\uc2dd \uba87 \uac00\uc9c0 \uc608\uc81c..<\/p>\n
\nreturn pattern.test( testee);<\/p>\n
\nvar pattern = \/^\\d+(?:[.]?[\\d]?[\\d])?$\/;
\nreturn pattern.test( testee);<\/p>\n
\n\uc608\ub97c \ub4e4\uc5b4,
\nx123 : true
\nXPE : true
\n125 : true
\n1234O : false
\npXP : false<\/p>\n
\nreturn !(pattern.test( testee));<\/p>\n
\n\uc608\ub97c \ub4e4\uc5b4,
\n@123 : false
\n12Hello5 : true
\n!!! : false<\/p>\n
\nreturn !(pattern.test( testee));<\/p>\n
\n\uc989,
\nQ0001, Q0002, Q1234, Q9999\u00a0 : true
\nQ00, Q194, Q1\u00a0 : false
\nQ0001A\u00a0 : false
\nQUESTION : false<\/p>\n
\nreturn pattern.test( testee);
\n5) \uc815\uaddc\uc2dd\uc5d0\uc11c g \ud50c\ub798\uadf8\ub97c \uc4f8 \ub54c \uc8fc\uc758\ud574\uc57c \ud55c\ub2e4. \ucd5c\uadfc\uc5d0 \ub9e4\uce6d\ud55c \uacf3\uc5d0\uc11c\ubd80\ud130 \ub2e4\uc2dc \uc815\uaddc\uc2dd \uac80\uc0ac\ub97c \uc2dc\uc791\ud558\ub294 \uc18d\uc131\uc774 \uc788\ub2e4.<\/p>\n
\nhttp:\/\/stackoverflow.com\/questions\/6739136\/consecutive-calls-to-regexp-test-fail-for-pattern-with-global-option<\/span><\/a>
\n6) \ubb38\uc790\uc5f4 \uc591 \ub05d\uc5d0 \uacf5\ubc31\ubb38\uc790\ub97c \uc5c6\uc560 \uc8fc\ub294 \uc815\uaddc\uc2dd. \uc608\ub97c \ub4e4\uc5b4 ”\u00a0\u00a0 hi hello! “; \ub97c “hi hello!”; \ub85c \ubc14\uafd4 \uc8fc\ub294 \ucf54\ub4dc.
\n(\ucd9c\ucc98 :\u00a0http:\/\/stackoverflow.com\/questions\/3000649\/trim-spaces-from-start-and-end-of-string<\/span><\/a>)<\/p>\n
\n{
\nreturn str.replace(\/^\\s\\s*\/, ”).replace(\/\\s\\s*$\/, ”);
\n}
\n7) “[192.244.1.123]” \uac19\uc740 string\uc5d0\uc11c \uc548\uc758 ip\ubd80\ubd84\ub9cc \ube7c\ub0b8\ub2e4(“192.244.1.123” \uc744 \ube7c\ub0b4\ub294 \uc791\uc5c5)
\nfunction main()
\n{
\nvar regex = \/\\[([.\\d]+)]\/;
\nvar str = “[192.244.1.123]”;
\nvar res = regex.exec( str);<\/p>\n
\n}<\/p>\n