{"id":328,"date":"2020-02-04T22:44:45","date_gmt":"2020-02-04T14:44:45","guid":{"rendered":"https:\/\/blog.cqdefxxx.com\/?p=328"},"modified":"2020-02-04T22:44:45","modified_gmt":"2020-02-04T14:44:45","slug":"%e4%bf%ae%e6%94%b9%e5%8e%9f%e5%9e%8b%e7%9a%84tostring","status":"publish","type":"post","link":"https:\/\/blog.viter.top\/index.php\/2020\/02\/04\/%e4%bf%ae%e6%94%b9%e5%8e%9f%e5%9e%8b%e7%9a%84tostring\/","title":{"rendered":"\u4fee\u6539\u539f\u578b\u7684toString"},"content":{"rendered":"<pre class=\"pure-highlightjs\"><code class=\"\">&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n\t&lt;head&gt;\n\t\t&lt;meta charset=\"UTF-8\"&gt;\n\t\t&lt;title&gt;&lt;\/title&gt;\n\t\t&lt;script type=\"text\/javascript\"&gt;\n\t\t\t\n\t\t\tfunction Person(name , age , gender){\n\t\t\t\tthis.name = name;\n\t\t\t\tthis.age = age;\n\t\t\t\tthis.gender = gender;\n\t\t\t}\n\t\t\t\n\t\t\t\/\/\u4fee\u6539Person\u539f\u578b\u7684toString\n\t\t\tPerson.prototype.toString = function(){\n\t\t\t\treturn \"Person[name=\"+this.name+\",age=\"+this.age+\",gender=\"+this.gender+\"]\";\n\t\t\t};\n\t\t\t\n\t\t\t\n\t\t\t\/\/\u521b\u5efa\u4e00\u4e2aPerson\u5b9e\u4f8b\n\t\t\tvar per = new Person(\"\u5b59\u609f\u7a7a\",18,\"\u7537\");\n\t\t\tvar per2 = new Person(\"\u732a\u516b\u6212\",28,\"\u7537\");\n\t\t\t\n\t\t\t\/\/\u5f53\u6211\u4eec\u76f4\u63a5\u5728\u9875\u9762\u4e2d\u6253\u5370\u4e00\u4e2a\u5bf9\u8c61\u65f6\uff0c\u4e8b\u4ef6\u4e0a\u662f\u8f93\u51fa\u7684\u5bf9\u8c61\u7684toString()\u65b9\u6cd5\u7684\u8fd4\u56de\u503c\n\t\t\t\/\/\u5982\u679c\u6211\u4eec\u5e0c\u671b\u5728\u8f93\u51fa\u5bf9\u8c61\u65f6\u4e0d\u8f93\u51fa[object Object]\uff0c\u53ef\u4ee5\u4e3a\u5bf9\u8c61\u6dfb\u52a0\u4e00\u4e2atoString()\u65b9\u6cd5\n\t\t\t\/\/Person[name=\u5b59\u609f\u7a7a,age=18,gender=\u7537]\n\t\t\t\/*per.toString = function(){\n\t\t\t\treturn \"Person[name=\"+this.name+\",age=\"+this.age+\",gender=\"+this.gender+\"]\";\n\t\t\t};*\/\n\t\t\t\n\t\t\tvar result = per.toString();\n\t\t\t\/\/console.log(\"result = \" + result);\n\t\t\t\/\/console.log(per.__proto__.__proto__.hasOwnProperty(\"toString\"));\n\t\t\tconsole.log(per2);\n\t\t\tconsole.log(per);\n\t\t\t\n\t\t\t\n\t\t&lt;\/script&gt;\n\t&lt;\/head&gt;\n\t&lt;body&gt;\n\t&lt;\/body&gt;\n&lt;\/html&gt;\n<\/code><\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&lt;!DOCTYPE html&gt; &lt;html&gt; &lt;head&gt; &lt;meta charset= &#8230;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[4],"_links":{"self":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/328"}],"collection":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/comments?post=328"}],"version-history":[{"count":0,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/posts\/328\/revisions"}],"wp:attachment":[{"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/media?parent=328"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/categories?post=328"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.viter.top\/index.php\/wp-json\/wp\/v2\/tags?post=328"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}