{"id":2397,"date":"2015-04-30T20:33:50","date_gmt":"2015-04-30T12:33:50","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=2397"},"modified":"2015-04-30T20:39:25","modified_gmt":"2015-04-30T12:39:25","slug":"qmacros-%e6%9b%b4%e6%96%b0-%e5%a2%9e%e5%8a%a0%e5%af%b9%e5%8d%95%e8%be%b9%e5%ae%8f%e5%ae%9a%e4%b9%89%e7%9a%84%e6%94%af%e6%8c%81","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=2397","title":{"rendered":"QMacros \u66f4\u65b0 &#8211;  \u589e\u52a0\u5bf9\u5355\u8fb9\u5b8f\u5b9a\u4e49\u7684\u652f\u6301"},"content":{"rendered":"<p>\u3010\u66f4\u65b0\u8bf4\u660e\u3011<\/p>\n<p>\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cQMacros \u652f\u6301\u7684\u5b8f\u5b9a\u4e49\u662f\u5305\u542b\u5728\u5f00\u59cb\u548c\u7ed3\u675f\u5b57\u7b26\u4e4b\u95f4\u7684\u4e00\u4e32\u5185\u5bb9\uff0c\u5982 [MacroName] \u3002\u4f46\u6709\u4e9b\u65f6\u5019\uff0c\u6211\u4eec\u7684\u5b8f\u53ef\u80fd\u53ea\u6709\u5f00\u59cb\u7b26\u800c\u6ca1\u6709\u7ed3\u675f\u7b26\uff0c\u800c\u662f\u9760\u6807\u5fd7\u7b26\u7684\u89c4\u5219\u6765\u63a7\u5236\u5b8f\u540d\u79f0\u7684\u7ed3\u675f\u3002\u5982\u4e0b\u9762\u5e26\u53c2\u6570\u7684 SQL \u8bed\u53e5\uff1a<\/p>\n<pre class=\"lang:pgsql decode:true\">select * from mytable where id&gt;:id and age&lt;:age<\/pre>\n<p>\u5176\u89c4\u5219\u5c31\u662f\u4ee5 : \u5f00\u59cb\uff0c\u9047\u5230\u7b2c\u4e00\u4e2a\u975e\u6709\u6548\u7684\u6807\u5fd7\u7b26\u622a\u6b62\uff08\u4e0a\u9762\u7684\u7a7a\u767d\uff09\u3002\u6211\u4eec\u4ece\u4e0a\u9762\u89e3\u6790\u51fa\u6765\u4e24\u4e2a\u53c2\u6570\uff1a id \u548c age\u3002<\/p>\n<p>QMacros \u73b0\u5728\u5df2\u7ecf\u652f\u6301\u8fd9\u79cd\u5b8f\u7684\u89e3\u6790\uff0c\u53ea\u9700\u8981\u5728\u7f16\u8bd1\u6216\u66ff\u6362\u65f6\u7684\u6807\u5fd7\u4f4d\u4e0a\u8bbe\u7f6e\u00a0MRF_END_WITH_INVALID_CHAR \u6807\u5fd7\u4f4d\u5373\u53ef\u3002\u5982\u4e0a\u9762\u7684\u811a\u672c\uff0c\u6211\u4eec\u4f7f\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u8fdb\u884c\u5b8f\u66ff\u6362\uff1a<\/p>\n<pre class=\"lang:delphi decode:true\">AMacros.Push('id',100);\r\nAMacros.Push('age',50);\r\nS:=AMacros.Replace('select * from mytable where id&gt;:id and age&lt;:age',':',#0,MRF_END_WITH_INVALID_CHAR);<\/pre>\n<p>S \u7684\u5185\u5bb9\u5c06\u4e3a\uff1a<\/p>\n<pre class=\"lang:delphi decode:true\">select * from mytable where id&gt;100 and age&lt;50<\/pre>\n<p>\u53e6\u5916\uff0c\u7a0b\u5e8f\u8fd8\u4fee\u6539\u4e86\u5bf9\u4e8e 0 \u957f\u5ea6\u5b8f\u7684\u652f\u6301\uff0c\u6539\u4e3a\u629b\u51fa\u5f02\u5e38\u3002<\/p>\n<p>\u3010\u66f4\u65b0\u7ea7\u522b\u3011<\/p>\n<p>\u53ef\u9009<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u66f4\u65b0\u8bf4\u660e\u3011 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cQMacros [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[69,8,9,214],"tags":[],"class_list":["post-2397","post","type-post","status-publish","format-standard","hentry","category-c-builder","category-delphi","category-qdac","category-qmacros"],"views":2951,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2397","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2397"}],"version-history":[{"count":2,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2397\/revisions"}],"predecessor-version":[{"id":2399,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/2397\/revisions\/2399"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2397"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2397"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2397"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}