{"id":501,"date":"2009-07-28T00:04:49","date_gmt":"2009-07-27T16:04:49","guid":{"rendered":""},"modified":"2014-03-11T22:27:14","modified_gmt":"2014-03-11T14:27:14","slug":"asp-%e5%ad%97%e7%ac%a6%e4%b8%b2%e5%8c%85%e5%90%ab%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"http:\/\/www.xiaoyebailong.com\/index.php\/2009\/07\/28\/501.htm","title":{"rendered":"asp \u5b57\u7b26\u4e32\u5305\u542b\u51fd\u6570"},"content":{"rendered":"

<%
\nab="abcdefg"
\n\u4f60\u53ef\u4ee5\u7528Instr()\u6216\u8005InstrRev()\u6765\u5224\u65ad<\/p>\n

if Instr(ab, "a")>0 then\u6216
\nif InstrRev(ab, "a")>0\u3000then<\/p>\n

 <\/p>\n

 <\/p>\n

\n\u6709
\nelse
\n\u65e0<\/p>\n

 <\/p>\n

%><\/p>\n

instr<\/h1>\n
\n
 <\/div>\n

\u3000\u3000VB\u548cVBS\u51fd\u6570<\/p>\n

 <\/div>\n

\u3000\u3000\u3010\u540d\u79f0\u3011 <\/p>\n

 <\/div>\n

\u3000\u3000InStr <\/p>\n

 <\/div>\n

\u3000\u3000\u3010\u7c7b\u522b\u3011 <\/p>\n

 <\/div>\n

\u3000\u3000\u5b57\u7b26\u4e32\u51fd\u6570 <\/p>\n

 <\/div>\n

\u3000\u3000\u3010\u65b9\u6cd5\u3011 <\/p>\n

 <\/div>\n

\u3000\u3000InStr([start, ]string1, string2[, compare]) <\/p>\n

 <\/div>\n

\u3000\u3000\u3010\u53c2\u6570\u3011 <\/p>\n

 <\/div>\n

\u3000\u3000InStr \u51fd\u6570\u7684\u8bed\u6cd5\u5177\u6709\u4e0b\u9762\u7684\u53c2\u6570\uff1a <\/p>\n

 <\/div>\n

\u3000\u3000\u90e8\u5206 <\/p>\n

 <\/div>\n

\u3000\u3000\u8bf4\u660e <\/p>\n

 <\/div>\n

\u3000\u3000start <\/p>\n

 <\/div>\n

\u3000\u3000\u53ef\u9009\u53c2\u6570\u3002\u4e3a\u6570\u503c\u8868\u8fbe\u5f0f\uff0c\u8bbe\u7f6e\u6bcf\u6b21\u641c\u7d22\u7684\u8d77\u70b9\u3002\u5982\u679c\u7701\u7565\uff0c\u5c06\u4ece\u7b2c\u4e00\u4e2a\u5b57\u7b26\u7684\u4f4d\u7f6e\u5f00\u59cb\u3002\u5982\u679c start \u5305\u542b Null\uff0c\u5c06\u53d1\u751f\u9519\u8bef\u3002\u5982\u679c\u6307\u5b9a\u4e86 compare \u53c2\u6570\uff0c\u5219\u4e00\u5b9a\u8981\u6709 start \u53c2\u6570\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000string1 <\/p>\n

 <\/div>\n

\u3000\u3000\u5fc5\u8981\u53c2\u6570\u3002\u63a5\u53d7\u641c\u7d22\u7684\u5b57\u7b26\u4e32\u8868\u8fbe\u5f0f\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000string2 <\/p>\n

 <\/div>\n

\u3000\u3000\u5fc5\u8981\u53c2\u6570\u3002\u88ab\u641c\u7d22\u7684\u5b57\u7b26\u4e32\u8868\u8fbe\u5f0f\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000Compare <\/p>\n

 <\/div>\n

\u3000\u3000\u53ef\u9009\u53c2\u6570\u3002\u6307\u5b9a\u5b57\u7b26\u4e32\u6bd4\u8f83\u3002\u5982\u679c compare \u662f Null\uff0c\u5c06\u53d1\u751f\u9519\u8bef\u3002\u5982\u679c\u7701\u7565 compare\uff0cOption Compare \u7684\u8bbe\u7f6e\u5c06\u51b3\u5b9a\u6bd4\u8f83\u7684\u7c7b\u578b\u3002<\/p><\/div>\n

InstrRev<\/h1>\n
\n
 <\/div>\n

\u3000\u3000\u63cf\u8ff0<\/p>\n

 <\/div>\n

\u3000\u3000\u8fd4\u56de\u67d0\u5b57\u7b26\u4e32\u5728\u53e6\u4e00\u4e2a\u5b57\u7b26\u4e32\u4e2d\u6700\u540e\u51fa\u73b0\u7684\u4f4d\u7f6e\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000\u8bed\u6cd5<\/p>\n

 <\/div>\n

\u3000\u3000InstrRev(string1, string2[, start[, compare]])<\/p>\n

 <\/div>\n

\u3000\u3000InstrRev \u51fd\u6570\u7684\u8bed\u6cd5\u6709\u4ee5\u4e0b\u53c2\u6570\uff1a<\/p>\n

 <\/div>\n

\u3000\u3000\u53c2\u6570 \u63cf\u8ff0 <\/p>\n

 <\/div>\n

\u3000\u3000string1 \u5fc5\u9009\u3002\u63a5\u53d7\u641c\u7d22\u7684\u5b57\u7b26\u4e32\u8868\u8fbe\u5f0f\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000string2 \u5fc5\u9009\u3002\u88ab\u641c\u7d22\u7684\u5b57\u7b26\u4e32\u8868\u8fbe\u5f0f\u3002 <\/p>\n

 <\/div>\n

\u3000\u3000start \u53ef\u9009\u3002\u6570\u503c\u8868\u8fbe\u5f0f\uff0c\u7528\u4e8e\u8bbe\u7f6e\u6bcf\u6b21\u641c\u7d22\u7684\u5f00\u59cb\u4f4d\u7f6e\u3002\u5982\u679c\u7701\u7565\uff0c\u5219\u9ed8\u8ba4\u503c\u4e3a -1\uff0c\u8868\u793a\u4ece\u6700\u540e\u4e00\u4e2a\u5b57\u7b26\u7684\u4f4d\u7f6e\u5f00\u59cb\u641c\u7d22\u3002\u5982\u679c start \u5305\u542b Null\uff0c\u5219\u51fa\u73b0\u9519\u8bef<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

<% ab="abcdefg" \u4f60\u53ef\u4ee5\u7528Instr()\u6216\u8005InstrRev()\u6765\u5224\u65ad if Instr(ab, "a")>0 then\u6216 if InstrRev(ab, "a&q…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-501","post","type-post","status-publish","format-standard","hentry","category-technology"],"_links":{"self":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/comments?post=501"}],"version-history":[{"count":1,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/501\/revisions"}],"predecessor-version":[{"id":66381,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/501\/revisions\/66381"}],"wp:attachment":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media?parent=501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/categories?post=501"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/tags?post=501"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/topic?post=501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}