{"id":66864,"date":"2014-09-23T03:21:22","date_gmt":"2014-09-22T19:21:22","guid":{"rendered":"http:\/\/www.xiaoyebailong.com\/?p=66864"},"modified":"2014-09-23T03:21:22","modified_gmt":"2014-09-22T19:21:22","slug":"jsselect-onchange%e7%9a%84%e7%bd%91%e9%a1%b5%e8%b7%b3%e8%bd%ac","status":"publish","type":"post","link":"http:\/\/www.xiaoyebailong.com\/index.php\/2014\/09\/23\/66864.htm","title":{"rendered":"js(select onchange)\u7684\u7f51\u9875\u8df3\u8f6c"},"content":{"rendered":"

\u65b9\u6cd5\u4e00\uff1a<\/p>\n

<select\u00a0\u00a0 onchange=”goUrl(this.options[this.selectedIndex]);”><\/p>\n

<option>==<\/option><\/p>\n

<option\u00a0\u00a0 value=’http:\/\/www.csdn.net’\u00a0\u00a0 target=”_blank”>csdn<\/option><\/p>\n

<option\u00a0\u00a0 value=’http:\/\/www.163.com’\u00a0\u00a0 target=”_self”>163.com<\/option><\/p>\n

<\/select><\/p>\n

<script><\/p>\n

function\u00a0\u00a0 goUrl(obj){<\/p>\n

if(obj.target==’_blank’)window.open(obj.value);<\/p>\n

if(obj.target==’_self’)location.href=obj.value;<\/p>\n

}<\/p>\n

<\/script><\/p>\n

\u65b9\u6cd5\u4e8c\uff1a<\/p>\n

TE>TE><\/p>\n

select\u9875\u9762\u8df3\u8f6c\u53ca\u83b7\u503c<\/p>\n

    \n
  1. <select\u00a0onchange=”window.location.href=this.options[selectedIndex].value”\u00a0><\/li>\n
  2. \u00a0\u00a0\u00a0<option\u00a0value=”http:\/\/www.google.com”\u00a0>\u8c37\u6b4c<\/option><\/li>\n
  3. \u00a0\u00a0\u00a0<option\u00a0value=”http:\/\/www.yahoo.com”\u00a0>\u96c5\u864e<\/option><\/li>\n
  4. \u00a0\u00a0\u00a0<option\u00a0value=”http:\/\/www.baidu.com”\u00a0>\u767e\u5ea6<\/option><\/li>\n
  5. <\/select><\/li>\n<\/ol>\n

    \u8fd9\u91cc\u4e3b\u8981\u7528\u5230 :<\/p>\n

    1.window.location.href \u8df3\u8f6c\uff0c\u5982\u679c\u60f3\u5728\u65b0\u7a97\u53e3\u4e2d\u6253\u5f00\uff0c\u53ef\u4ee5\u7528 window.open(this.options[selectedIndex].value).<\/p>\n

    2.this.options[selectedIndex].value\u53d6\u503c.<\/p>\n

     <\/p>\n

    \u6ce8\u610f\uff1ajavascript\u662f\u4e25\u683c\u533a\u5206\u5927\u5c0f\u5199\u7684\uff01\u53ea\u80fd\u5199\u6210selectedIndex.<\/p>\n","protected":false},"excerpt":{"rendered":"

    \u65b9\u6cd5\u4e00\uff1a <select\u00a0\u00a0 onchange=”goUrl(this.options[this.selectedIndex]);”> <option>==<\/option> &l…<\/p>\n","protected":false},"author":1,"featured_media":66865,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[23,87],"topic":[],"class_list":["post-66864","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-technology","tag-js","tag-87"],"_links":{"self":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/66864","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=66864"}],"version-history":[{"count":1,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/66864\/revisions"}],"predecessor-version":[{"id":66866,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/posts\/66864\/revisions\/66866"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media\/66865"}],"wp:attachment":[{"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/media?parent=66864"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/categories?post=66864"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/tags?post=66864"},{"taxonomy":"topic","embeddable":true,"href":"http:\/\/www.xiaoyebailong.com\/index.php\/wp-json\/wp\/v2\/topic?post=66864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}