{"id":19,"date":"2007-05-21T00:04:41","date_gmt":"2007-05-21T04:04:41","guid":{"rendered":"http:\/\/prglab.com\/blog\/?page_id=19"},"modified":"2013-09-16T10:49:13","modified_gmt":"2013-09-16T14:49:13","slug":"js-events","status":"publish","type":"page","link":"https:\/\/www.prglab.com\/blog\/js-tutorial\/js-events","title":{"rendered":"JavaScript \u4e2d\u7684\u4e8b\u4ef6"},"content":{"rendered":"<p>\u4e8b\u4ef6\u662f\u80fd\u591f\u88ab JavaScript \u68c0\u6d4b\u5230\u7684\u52a8\u4f5c\u3002<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\n<strong>\u4e8b\u4ef6<\/strong><br \/>\n\u4f7f\u7528JavaScript\u53ef\u4ee5\u751f\u6210\u52a8\u6001\u7684\u7f51\u9875\u3002 \u4e8b\u4ef6\u662fJavaScript\u80fd\u591f\u68c0\u6d4b\u5230\u7684\u52a8\u4f5c\u3002<br \/>\n\u7f51\u9875\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u90fd\u80fd\u4ea7\u751f\u4e00\u5b9a\u7684\u4e8b\u4ef6\uff0c\u7528\u8fd9\u4e9b\u4e8b\u4ef6\u53ef\u4ee5\u89e6\u53d1JavaScript\u7684\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u6309\u94ae\u7684\u70b9\u51fb(onClick)\u4e8b\u4ef6\u6765\u6307\u5b9a\u5f53\u7528\u6237\u70b9\u51fb\u6309\u94ae\u65f6\u6267\u884c\u67d0\u4e2a\u51fd\u6570\u3002 \u4e8b\u4ef6\u5728HTML\u7684tag\u4e2d\u5b9a\u4e49\u3002<\/p>\n<p><strong>\u4e8b\u4ef6\u4e3e\u4f8b:<\/strong><\/p>\n<ul>\n<li>\u9f20\u6807\u70b9\u51fb<\/li>\n<li> \u7f51\u9875\u6216\u56fe\u7247\u52a0\u8f7d<\/li>\n<li> \u9f20\u6807\u6ed1\u8fc7\u7f51\u9875\u4e0a\u7684\u70ed\u70b9<\/li>\n<li> \u9009\u62e9\u4e00\u4e2aHTML\u8868\u5355\u4e2d\u7684\u8f93\u5165\u6846<\/li>\n<li> \u63d0\u4ea4\u4e00\u4e2aHTML\u8868\u5355<\/li>\n<li> \u67d0\u4e2a\u952e\u88ab\u6309\u4e0b<\/li>\n<\/ul>\n<p><strong>\u6ce8\u610f:<\/strong> \u4e8b\u4ef6\u901a\u5e38\u4e0e\u51fd\u6570\u7ed3\u5408\u4f7f\u7528\uff0c \u51fd\u6570\u5728\u4e8b\u4ef6\u89e6\u53d1\u524d\u4e0d\u4f1a\u88ab\u6267\u884c\u3002<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br \/>\n<strong>JavaScript\u7684\u4e8b\u4ef6\u5217\u8868 \uff08\u4e8b\u4ef6\u5c5e\u6027 &#8211; \u53d1\u751f\u6761\u4ef6\uff09\uff1a<\/strong><\/p>\n<ul>\n<li>onabort &#8211; \u4e00\u4e2a\u56fe\u7247\u7684\u52a0\u8f7d\u88ab\u7ec8\u6b62 (\u53ea\u7528\u4e8e&lt;img&gt;)<\/li>\n<li>onblur &#8211; \u5f53\u4e00\u4e2a\u5143\u7d20\u5931\u53bb\u7126\u70b9\uff08\u5149\u6807\u79fb\u5f00\uff09<\/li>\n<li>onchange &#8211; \u7528\u6237\u6539\u53d8\u4e86\u4e00\u4e2a\u57df\u7684\u503c\uff08\u7528\u4e8e &lt;input type=&#8221;text&#8221;&gt;, &lt;select&gt;, &lt;textarea&gt;\uff09<\/li>\n<li>onclick &#8211; \u9f20\u6807\u70b9\u51fb\u5bf9\u8c61<\/li>\n<li>ondblclick &#8211; \u9f20\u6807\u53cc\u51fb\u5bf9\u8c61<\/li>\n<li>onerror &#8211; \u6587\u4ef6\u6216\u56fe\u7247\u52a0\u8f7d\u51fa\u9519\uff08 &lt;img&gt;, &lt;object&gt;, &lt;style&gt;\uff09<\/li>\n<li>onfocus &#8211; \u4e00\u4e2a\u5143\u7d20\u5f97\u5230\u7126\u70b9<\/li>\n<li>onkeydown &#8211; \u952e\u76d8\u4e0a\u4efb\u4e00\u952e\u88ab\u6309\u4e0b<\/li>\n<li>onkeypress &#8211;\t\u952e\u76d8\u4e0a\u4efb\u4e00\u952e\u88ab\u6309\u4e0b\u6216\u4fdd\u6301\u6309\u4e0b<\/li>\n<li>onkeyup &#8211; \u5f53\u88ab\u6309\u4e0b\u7684\u952e\u88ab\u91ca\u653e\u65f6<\/li>\n<li>onload &#8211; \u5f53\u9875\u9762\u6216\u56fe\u7247\u5b8c\u6210\u52a0\u8f7d<\/li>\n<li>onmousedown &#8211; \u5f53\u4e00\u4e2a\u9f20\u6807\u952e\u88ab\u6309\u4e0b<\/li>\n<li>onmousemove \t&#8211; \u9f20\u6807\u79fb\u52a8<\/li>\n<li>onmouseout &#8211; \u9f20\u6807\u88ab\u4ece\u4e00\u4e2a\u5143\u7d20\u4e0a\u79fb\u5f00<\/li>\n<li>onmouseover &#8211; \u9f20\u6807\u79fb\u81f3\u67d0\u5143\u7d20\u4e0a<\/li>\n<li>onmouseup &#8211; \u9f20\u6807\u952e\u88ab\u91ca\u653e<\/li>\n<li>onreset &#8211; \u91cd\u7f6e\u6309\u94ae\u88ab\u70b9\u51fb<\/li>\n<li>onresize &#8211; \u7a97\u53e3\u6216\u6846\u67b6\u5927\u5c0f\u88ab\u6539\u53d8<\/li>\n<li>onselect &#8211; \u6587\u672c\u88ab\u9009\u62e9<\/li>\n<li>onsubmit &#8211; \u63d0\u4ea4\u6309\u94ae\u88ab\u70b9\u51fb<\/li>\n<li>onunload &#8211; \u7528\u6237\u5173\u95ed\u9875\u9762<\/li>\n<\/ul>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\n<strong>onload \u548c onUnload<\/strong><\/p>\n<p>onload \u548c onUnload \u4e8b\u4ef6\u5206\u522b\u662f\u5728\u7528\u6237\u8fdb\u5165\u6216\u79bb\u5f00\u9875\u9762\u65f6\u88ab\u89e6\u53d1\u7684\u3002<\/p>\n<p>onload \u4e8b\u4ef6\u901a\u5e38\u88ab\u7528\u6765\u68c0\u67e5\u8bbf\u95ee\u8005\u7684\u6d4f\u89c8\u5668\u7c7b\u578b\u548c\u7248\u672c\uff0c \u5e76\u6839\u636e\u8fd9\u4e9b\u4fe1\u606f\u52a0\u8f7d\u9002\u5f53\u7684\u7f51\u9875\u7248\u672c\u3002<\/p>\n<p>onload \u548c onUnload \u4e8b\u4ef6\u4e5f\u5e38\u5e38\u88ab\u7528\u6765\u5728\u7528\u6237\u8fdb\u5165\u6216\u79bb\u5f00\u9875\u9762\u65f6\u8bbe\u7f6ecookies\u3002 \u4f8b\u5982\uff0c \u5f53\u7528\u6237\u7b2c\u4e00\u6b21\u8bbf\u95ee\u4f60\u7684\u7f51\u9875\u65f6\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u5f39\u51fa\u7a97\u53e3\u8be2\u95ee\u7528\u6237\u7684\u540d\u5b57\uff0c \u7136\u540e\u5c06\u540d\u5b57\u5b58\u50a8\u5728\u4e00\u4e2acookie\u4e2d\u3002\u4e0b\u6b21\u5f53\u540c\u4e00\u7528\u6237\u518d\u6b21\u8bbf\u95ee\u4f60\u7684\u7f51\u9875\u7684\u65f6\u5019\uff0c \u4f60\u53ef\u4ee5\u7528\u53e6\u5916\u4e00\u4e2a\u5f39\u51fa\u7a97\u53e3\u6253\u51fa\u4e00\u4e9b\u95ee\u5019\u8bed\uff0c\u6bd4\u5982 &#8220;\u6b22\u8fce\u60a8\uff0c \u67d0\u67d0\uff01&#8221;<\/p>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8211;<br \/>\n<strong>onFocus, onBlur \u548c onChange<\/strong><\/p>\n<p>onFocus, onBlur \u548c onChange \u4e8b\u4ef6\u901a\u5e38\u4e0e\u8868\u5355\u57df\u7684\u9a8c\u8bc1\u7ed3\u5408\u4f7f\u7528\u3002<\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f8b\u5b50\uff0c\u663e\u793a\u5982\u4f55\u4f7f\u7528onChange \u4e8b\u4ef6\u3002 \u6bcf\u5f53\u7528\u6237\u6539\u53d8\u8fd9\u4e2a\u8f93\u5165\u57df\u7684\u503c\uff0c checkEmail() \u51fd\u6570\u5c31\u4f1a\u88ab\u8c03\u7528\uff1a<\/p>\n<table align=\"center\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" width=\"96%\">\n<tr>\n<td class=\"quote\">&lt;input type=&#8221;text&#8221; size=&#8221;30&#8243; id=&#8221;email&#8221; onchange=&#8221;checkEmail()&#8221;&gt;;<\/td>\n<\/tr>\n<\/table>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;-<br \/>\n<strong>onSubmit<\/strong><\/p>\n<p>onSubmit \u4e8b\u4ef6\u901a\u5e38\u88ab\u7528\u6765\u5728\u8868\u5355\u63d0\u4ea4\u4e4b\u524d\u9a8c\u8bc1\u6240\u6709\u7684\u57df\u503c\u3002<\/p>\n<p>\u4e0b \u9762\u662f\u4e00\u4e2a\u4f8b\u5b50\uff0c\u663e\u793a\u600e\u6837\u4f7f\u7528onSubmit\u4e8b\u4ef6\u3002 \u5f53\u7528\u6237\u70b9\u51fb\u8868\u5355\u7684\u63d0\u4ea4\u6309\u94ae\u65f6\uff0c \u51fd\u6570checkForm()\u5c31\u4f1a\u88ab\u8c03\u7528\u3002 \u5982\u679c\u67d0\u4e9b\u57df\u503c\u4e0d\u80fd\u88ab\u63a5\u53d7\uff0c \u63d0\u4ea4\u5c06\u4f1a\u88ab\u53d6\u6d88\u3002 \u51fd\u6570 checkForm()\u8fd4\u56de\u503c\u4e3a\u771f\u6216\u8005\u5047\u3002 \u5982\u679c\u8fd4\u56de\u503c\u4e3a\u771f\uff0c\u5219\u8868\u5355\u4f1a\u88ab\u63d0\u4ea4\uff0c \u5426\u5219\uff0c \u8868\u5355\u4f1a\u88ab\u53d6\u6d88\uff1a<\/p>\n<table align=\"center\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" width=\"96%\">\n<tr>\n<td class=\"quote\">&lt;form method=&#8221;post&#8221; action=&#8221;xxx.htm&#8221; onsubmit=&#8221;return checkForm()&#8221;&gt;<\/td>\n<\/tr>\n<\/table>\n<p>&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\n<strong>onMouseOver \u548c onMouseOut<\/strong><\/p>\n<p>onMouseOver \u548c onMouseOut \u901a\u5e38\u88ab\u7528\u6765\u751f\u6210\u52a8\u753b\u6309\u94ae\u3002<\/p>\n<p>\u4ee5\u4e0b\u4e3a\u4e00\u4e2aonMouseOver\u4e8b\u4ef6\u7684\u4f8b\u5b50\u3002 \u5f53\u9f20\u6807\u79fb\u5230\u94fe\u63a5\u201c\u7a0b\u5e8f\u5458\u5b9e\u9a8c\u5ba4\u201d\u4e0a\u65f6\uff0c\u4e00\u4e2a\u63d0\u793a\u7a97\u53e3\u5c31\u4f1a\u5f39\u51fa\u6765\uff1a<\/p>\n<table align=\"center\" border=\"0\" cellpadding=\"3\" cellspacing=\"1\" width=\"96%\">\n<tr>\n<td class=\"quote\">&lt;a href=&#8221;http:\/\/www.prglab.com&#8221;<br \/>\nonmouseover=&#8221;alert(&#8216;An onMouseOver event&#8217;);&#8221;&gt; \u7a0b\u5e8f\u5458\u5b9e\u9a8c\u5ba4 &lt;\/a&gt;<\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"<p>\u4e8b\u4ef6\u662f\u80fd\u591f\u88ab JavaScript \u68c0\u6d4b\u5230\u7684\u52a8\u4f5c\u3002 &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212; \u4e8b\u4ef6 \u4f7f\u7528JavaScript\u53ef\u4ee5\u751f\u6210\u52a8\u6001\u7684\u7f51\u9875\u3002 \u4e8b\u4ef6\u662fJavaScript\u80fd\u591f\u68c0\u6d4b\u5230\u7684\u52a8\u4f5c\u3002 \u7f51\u9875\u7684\u6bcf\u4e00\u4e2a\u5143\u7d20\u90fd\u80fd\u4ea7\u751f\u4e00\u5b9a\u7684\u4e8b\u4ef6\uff0c\u7528\u8fd9\u4e9b\u4e8b\u4ef6\u53ef\u4ee5\u89e6\u53d1JavaScript\u7684\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u6309\u94ae\u7684\u70b9\u51fb(onClick)\u4e8b\u4ef6\u6765\u6307\u5b9a\u5f53\u7528\u6237\u70b9\u51fb\u6309\u94ae\u65f6\u6267\u884c\u67d0\u4e2a\u51fd\u6570\u3002 \u4e8b\u4ef6\u5728HTML\u7684tag\u4e2d\u5b9a\u4e49\u3002 \u4e8b\u4ef6\u4e3e\u4f8b: \u9f20\u6807\u70b9\u51fb \u7f51\u9875\u6216\u56fe\u7247\u52a0\u8f7d \u9f20\u6807\u6ed1\u8fc7\u7f51\u9875\u4e0a\u7684\u70ed\u70b9 \u9009\u62e9\u4e00\u4e2aHTML\u8868\u5355\u4e2d\u7684\u8f93\u5165\u6846 \u63d0\u4ea4\u4e00\u4e2aHTML\u8868\u5355 \u67d0\u4e2a\u952e\u88ab\u6309\u4e0b \u6ce8\u610f: \u4e8b\u4ef6\u901a\u5e38\u4e0e\u51fd\u6570\u7ed3\u5408\u4f7f\u7528\uff0c \u51fd\u6570\u5728\u4e8b\u4ef6\u89e6\u53d1\u524d\u4e0d\u4f1a\u88ab\u6267\u884c\u3002 &#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;- JavaScript\u7684\u4e8b\u4ef6\u5217\u8868 \uff08\u4e8b\u4ef6\u5c5e\u6027 &#8211; \u53d1\u751f\u6761\u4ef6\uff09\uff1a onabort &#8211; \u4e00\u4e2a\u56fe\u7247\u7684\u52a0\u8f7d\u88ab\u7ec8\u6b62 (\u53ea\u7528\u4e8e&lt;img&gt;) onblur &#8211; \u5f53\u4e00\u4e2a\u5143\u7d20\u5931\u53bb\u7126\u70b9\uff08\u5149\u6807\u79fb\u5f00\uff09 onchange &#8211; \u7528\u6237\u6539\u53d8\u4e86\u4e00\u4e2a\u57df\u7684\u503c\uff08\u7528\u4e8e &lt;input type=&#8221;text&#8221;&gt;, &lt;select&gt;, &lt;textarea&gt;\uff09 onclick &#8211; \u9f20\u6807\u70b9\u51fb\u5bf9\u8c61 ondblclick &#8211; \u9f20\u6807\u53cc\u51fb\u5bf9\u8c61 onerror &#8211; \u6587\u4ef6\u6216\u56fe\u7247\u52a0\u8f7d\u51fa\u9519\uff08 &lt;img&gt;, &lt;object&gt;, &lt;style&gt;\uff09 onfocus &#8211; \u4e00\u4e2a\u5143\u7d20\u5f97\u5230\u7126\u70b9 onkeydown &#8211; [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":3,"menu_order":12,"comment_status":"open","ping_status":"open","template":"","meta":[],"_links":{"self":[{"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/pages\/19"}],"collection":[{"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/comments?post=19"}],"version-history":[{"count":1,"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/pages\/19\/revisions"}],"predecessor-version":[{"id":269,"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/pages\/19\/revisions\/269"}],"up":[{"embeddable":true,"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/pages\/3"}],"wp:attachment":[{"href":"https:\/\/www.prglab.com\/blog\/wp-json\/wp\/v2\/media?parent=19"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}