捕鱼达人千炮

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                      • 长春网站建设

                        Script的简单实用属性

                        时间:2018-02-04 12:26 来源:irineindia.com 作者:佰亿金科 浏览次数:


                        长春网站建设捕鱼达人千炮正则表达式的每个实例具有以下特性可以通过多种有关这些属性的模式的信息来实现:

                        ◎GLOBAL-BUERZHI,TAZHISHISHIFOUAGBIAOZHI;

                        ◎ignoreCase-BUERZHI,BIAOSHIDIiBIAOZHISHIFOUBEISHEDING;

                        ◎BIAOSHIXIAYIGEZIFUlastIndex-ZHENGSHUPIPEIDEXIANG,XUANZIOCELIANGDESOUSUOKAISHIWEIZHI;

                        ◎multiline-BUERBIAOZHIZHISHISHIFOUSHEZHILEm;

                        ◎YUAN - ZHENGZEBIAODASHIZIFUCHUANBIAOSHI,GENJUFANHUIDEXINGSHI,ERBUSHIZIMIANHOUYICHUANMOSHIGOUZAO。

                        XINXIKEYITONGGUOZHEIXIESHUXINGXUEXIZHENGZEBIAODASHIDESUOYOUFANGMIAN,DANMEIYOUTAIDAYONGCHUDE,YINWEIZAISHENGMINGMOSHIZHONGBAOHANDESUOYOUXINXI。E。G:

                        VAR patternl = / [BC]ZAI/ I;

                        捕鱼达人千炮 TIXINGZHANGCHUNWANGZHAN(Patternl。QUANQIU); //JIA

                        JINGBAO(Patternl。IGNORECASE); //ZHEN

                        JINGBAO(patternl。DUOXING); //JIA

                        捕鱼达人千炮 JINGBAO(patternl。lastlndex); // 0

                        JINGBAO(patternl。ZIYUAN); // “[BC]ZAI”

                        VAR = PATTERN2XINZHENGZEBIAODASHI( “[BC]ZAI”, “I”);

                        捕鱼达人千炮 JINGBAO(MOSHI2 。QUANQIU); //JIA

                        JINGBAO(MOSHI2。IGNORECASE); //ZHEN

                        捕鱼达人千炮 JINGBAO(MOSHI2。DUOXING); //JIA

                        长春网站

                        JINGBAO(MOSHI2 。lastlndex); // 0

                        捕鱼达人千炮 JINGBAO(MOSHI2。YUAN>; // “[BC]ZAI”

                        捕鱼达人千炮 WOMENZHUYIDAO,JINGUANSHIYONGWENZIDIYIZHONGMOSHI,DIERMOSHISHIYONGYIGERegExpGOUZAO,DANQILAIYUANSHIXIANGTONGDESHUXING。KANDAODENEIYANG,YUANSHUXINGZIFUCHUANCUNCHUDEGUIFANXINGSHI,WO。e。ZAIWENZICHUANZHONGSHIYONGDEXINGSHI。

                        WOMENXIWANGZHEIGEGUANGDACHEZHUHUOQIYECONGSHIWANGZHANJIANSHEGONGSIDETUANDUIBANGZHU,XIANGZHEIYANGBUMINGBAIDE,KEYILIANXIWANGLUOZHANGCHUNWANGLUOJISHU。WOMENHENGAOXINGNENGYUGUANGDACONGSHIWANGZHANJIANSHEGONGSIJISHURENYUANYEZHUHEQIYEFENXIANGWOMENDEJISHUHEJINGYAN。

                         

                        主要目的是正则表达式的exec(),它是专门设计来捕捉组的方法。EXEC()接受待施加,然后返回包含第一匹配条目的信息阵列的参数串图案; 或空在不存在匹配的。虽然返回的数组是阵列的一个实例,但包含两个附加属性:长春Websiteindex和输入。其中,索引表示在字符串匹配的位置,即表示正则表达式的输入字符串。在阵列中,第一项是整个字符串模式匹配和其他项目被设置为捕获字符串模式匹配(如果没有设置拍摄模式,阵列只包含一个)。长春网站建设请看下面的例子:

                        捕鱼达人千炮 VARWENBEN=“BABAMAMAHEBAOBAO”;

                        VARMOSHI= /MAMA(BABA(HEYINGER)?)?/ GI;

                        VAR =PIPEITUAN。EXEC(WENBEN);

                        JINGBAO(BISAI。ZHISHU); //?

                        捕鱼达人千炮 TISHI{BISAI。SHURU); //BABAMAMAHEBAOBAO“

                        JINGBAO(BISAI[O]); //“BABAMAMAHEBAOBAO”

                        ZHANGCHUNWebsitealert(PIPEI[1]); //“BABAHEYINGER”

                        捕鱼达人千炮 JINGBAO(BISAI[2]); //“HEBAOBAO”

                        ZAIZHEIGELIZIZHONG,SUOSHUTUANBAOKUOLIANGZHONGBUHUOJI。ZUILIMIANDEBUHUOZUPIPEIDE“HEYINGER”,QIBUHUOZUBAOKUOPIPEIDE“BABA”HUO“HEBABAHE BAOBAO“。DANGHOUDAICHUANexec()FANGFA,ZHAODAOLEPIPEI。“YOUYUZHENGGECHUANTUANBENSHENXIANGPIPEI,CONGERSHISUOSHUZHENLIEFANHUIDELINGPEICHENSUOYINZHI。SUOSHUZHENLIEZHONGDEDIYIXIANGPIPEIYUZHENGGEZIFUCHUAN,SUOSHUDIERNEIRONGBAOKUOBAOHANDISANNEIRONGHESUOSHUDIERZUPIPEIDEBUHUODEDIYIBUHUOZUPIPEI。

                        捕鱼达人千炮 DUIYUexec()FANGFA,JISHIQUANJUBIAOZHI(g)DEMOSHI,QIZHONG,MEIGEFANHUIPIPEIJINJIANG。ZAIQUANQIUBIAOZHIDEQINGKUANGXIA,BUSHEZHI,BINGZAITONGYIGEZIFUCHUANDUOCIDIAOYONGexec()JIANGSHIZHONGFANHUIXINXIDEDIYICHANGBISAI。ZAIQUANQIUBIAOZHISHEZHIDEQINGKUANGXIA,MEIGEDIAOYONGexec(),RANHOUJIANGJIXUXUNZHAOPIPEIZAIYIGEXINDEZIFUCHUAN,RUXIAMIANDELIZI:

                        VARWENBEN= “MAO,BIANFU,ZUO,FA”;

                        长春网站

                        捕鱼达人千炮 VAR patternl = /。ZAI /;

                        捕鱼达人千炮 VARPIPEI= patternl。EXEC(WENBEN);

                        捕鱼达人千炮 JINGBAO(BISAI。ZHISHU); // 0

                        捕鱼达人千炮 JINGBAO(BISAI[0]); // MAO

                        JINGBAO(patternl。lastlndex); //?

                        捕鱼达人千炮 PIPEI= patternl。EXEC(WENBEN);

                        alert (matches 。ZHISHU)。J // 0

                        捕鱼达人千炮 JINGBAO(BISAI[O]); // MAO

                        JINGBAO(patternl。lastlndex); // 0

                        VARMOSHI2 =ZHANGCHUNWANGZHAN/。ZAI/KE;

                        VARPIPEI=MOSHI2 。EXEC(WENBEN);

                        捕鱼达人千炮 alert (matches 。ZHISHU); //?

                        捕鱼达人千炮 JINGBAO(BISAI[0]); // MAO

                        捕鱼达人千炮 JINGBAO(MOSHI2 。lastlndex); // 0

                        捕鱼达人千炮 PIPEI= PATTERN2。EXEC(WENBEN);

                        捕鱼达人千炮 alert (matches 。ZHISHU); // 5

                        捕鱼达人千炮 JINGBAO(BISAI[0]); //BIANFU

                        捕鱼达人千炮 JINGBAO(MOSHI2 。lastlndex); // 8

                        YIGEMOSHIDEDIYIGELIZIpatternlBUSHIYIKUANQUANQIUCHEXING,SUOYIMEIGEDIAOYONGexec()ZHANGCHUNWebsiteReturnSHIDIYICHANGBISAI(“MAO”)。HEDIERMOSHISHIYIGEQUANQIUXINGDEMOSHIMOSHI2,ExecDEFANHUIZIFUCHUANDEXIAYICICHUXIAN,YINCIMEIGEHUJIAO(),ZHIDAOZIFUCHUANDEMOWEI,YISOUXUN。CIWAI,HAIYINGGAIZHUYIDELASIWEIJIASIMOSHI BIANHUAtlndexCAICHAN。ZAIQUANJUPIPEIMOSHI,LASItlndexDEZHIJIANGMEIGEHUJIAOZHIHOUZENGJIAJIexec(),BINGSHIZHONGBAOCHIZAIFEIQUANJUMOSHI。

                        捕鱼达人千炮 ZHANGCHUNSHENGCHANDEGONGSIWANGZHANQIANDUANKAIFAGONGCHENGSHITIXINGIE JavaScriptSHIXIANlastlndexPIANCHATEXING,JISHIZAIFEIQUANJUMOXINGZHONG,MEIGESHUXINGYEKEYICHENGWEIlastIndexDE。

                        DIERZHENGZEBIAODASHIDEFANGFACESHI(),QIJIESHOUZIFUCHUANCANSHU。YUSUOSHUCANSHUPIPEIDETUANDEQINGKUANGXIA,ZEFANHUItrue; FOUZE,FA-SE。ZAIZHEIZHONGQINGKUANGXIAXIANGZHIDAORUGUOZIFUCHUANPIPEITEDINGMOSHI,DANBUYIDINGZHIDAOWENBENDENEIRONG,ZHEIZHONGFANGFASHIFEICHANGRONGYISHIYONG:YINCI,CESHI()FANGFATONGCHANGZAISHIYONGifYUJU,RUXIAMIANDESHILITAXIANSHI:

                        VARWENBEN=“000-00-000:

                        VARTUAN== / d {3} -d {2} -d {4} /;

                        RUGUOZHANGCHUNWANGZHAN(XINGHUA。CESHI(WENBEN))

                        JINGBAO(“MOSHIBEIPIPEI。“);

                        ZAIZHEIGELIZIZHONG,WOMENSHIYONGZHENGZEBIAODASHILAICESHISHUZIDEXULIE。RUGUOSHURUDEWENBENPIPEIDEMOSHI,HUIXIANSHIYITIAOXIAOXI。ZHEIZHONGYONGFAJINGCHANGFASHENGDEQINGKUANGXIA,YIYANZHENGYONGHUSHURU,YINWEIWOMENZHISHIXIANGZHIDAOSHURUSHIWUXIAODE,ZHIYUWEISHENMEBUYAOJINWUXIAO:

                        捕鱼达人千炮 RegExpSHILIJICHENG:○OCA-WEIEString()HEtoString()FANGFAFANHUIDEWULUNCHUANGJIANZHENGZEBIAODASHIDEFANGSHIZHENGZEBIAODASHIWENBEN,。E。G:

                        捕鱼达人千炮 VAR =TUANXINReg_x:“{ “[BC]ZAI”, “GI”);

                        JINGBAO(MOSHI。DEtoString());, // [BC]ZAI/ GI

                        捕鱼达人千炮 JINGBAO(MOSHI。toLocaleSting {)); /// [BC]ZAI/ GI

                        Changchun Website JISHIZAISHANGSHUMOSHIDESHISHILISHITONGGUODIAOYONGGOUZAOZHENGZEBIAODASHIDEtoLocaleString()HECHUANGJIANDE,DANtoString()FANGFARENGRANHUIXIANSHIXIANGTONGDE,YINWEITASHIYOUTADEWENBENXINGSHIDEZIFUCHUANBIAOSHICHUANGJIAN。

                        长春网站建设公司工程师建议通过正则表达式的valueOf()方法返回常规表表达式本身。这样做的原因奇怪的问题,部分原因是因为没有标准的回报应结合明确规定在访问法国。

                        WOMENXIWANGZHEIGEGUANGDACHEZHUHUOQIYECONGSHIWANGZHANJIANSHEGONGSIDETUANDUIBANGZHU,XIANGZHEIYANGBUMINGBAIDE,KEYILIANXIWANGLUOZHANGCHUNWANGLUOJISHU。WOMENHENGAOXINGNENGYUGUANGDACONGSHIWANGZHANJIANSHEGONGSIJISHURENYUANYEZHUHEQIYEFENXIANGWOMENDEJISHUHEJINGYAN。

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