{"id":462,"date":"2013-12-02T15:31:37","date_gmt":"2013-12-02T07:31:37","guid":{"rendered":"http:\/\/www.shuran.cn\/?p=462"},"modified":"2013-12-02T15:31:37","modified_gmt":"2013-12-02T07:31:37","slug":"js%e5%b8%b8%e8%a7%81%e9%aa%8c%e8%af%81%e8%a7%84%e5%88%99%e5%87%bd%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.shuran.cn\/?p=462","title":{"rendered":"js\u5e38\u89c1\u9a8c\u8bc1\u89c4\u5219\u51fd\u6570"},"content":{"rendered":"<pre class=\"prettyprint lang-js\">\/\/\u5224\u65ad\u8f93\u5165\u5185\u5bb9\u662f\u5426\u4e3a\u7a7a    \r\nfunction IsNull(){    \r\n    var str = document.getElementById('str').value.trim();    \r\n    if(str.length==0){    \r\n        alert('\u5bf9\u4e0d\u8d77\uff0c\u6587\u672c\u6846\u4e0d\u80fd\u4e3a\u7a7a\u6216\u8005\u4e3a\u7a7a\u683c!');\/\/\u8bf7\u5c06\u201c\u6587\u672c\u6846\u201d\u6539\u6210\u4f60\u9700\u8981\u9a8c\u8bc1\u7684\u5c5e\u6027\u540d\u79f0!    \r\n    }    \r\n}    \r\n   \r\n\/\/\u5224\u65ad\u65e5\u671f\u7c7b\u578b\u662f\u5426\u4e3aYYYY-MM-DD\u683c\u5f0f\u7684\u7c7b\u578b    \r\nfunction IsDate(){     \r\n    var str = document.getElementById('str').value.trim();    \r\n    if(str.length!=0){    \r\n        var reg = \/^(\\d{1,4})(-|\\\/)(\\d{1,2})\\2(\\d{1,2})$\/;     \r\n        var r = str.match(reg);     \r\n        if(r==null)    \r\n            alert('\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u65e5\u671f\u683c\u5f0f\u4e0d\u6b63\u786e!'); \/\/\u8bf7\u5c06\u201c\u65e5\u671f\u201d\u6539\u6210\u4f60\u9700\u8981\u9a8c\u8bc1\u7684\u5c5e\u6027\u540d\u79f0!    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u65e5\u671f\u7c7b\u578b\u662f\u5426\u4e3aYYYY-MM-DD hh:mm:ss\u683c\u5f0f\u7684\u7c7b\u578b    \r\nfunction IsDateTime(){     \r\n    var str = document.getElementById('str').value.trim();    \r\n    if(str.length!=0){    \r\n        var reg = \/^(\\d{1,4})(-|\\\/)(\\d{1,2})\\2(\\d{1,2}) (\\d{1,2}):(\\d{1,2}):(\\d{1,2})$\/;     \r\n        var r = str.match(reg);     \r\n        if(r==null)    \r\n        alert('\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u65e5\u671f\u683c\u5f0f\u4e0d\u6b63\u786e!'); \/\/\u8bf7\u5c06\u201c\u65e5\u671f\u201d\u6539\u6210\u4f60\u9700\u8981\u9a8c\u8bc1\u7684\u5c5e\u6027\u540d\u79f0!    \r\n    }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u65e5\u671f\u7c7b\u578b\u662f\u5426\u4e3ahh:mm:ss\u683c\u5f0f\u7684\u7c7b\u578b    \r\nfunction IsTime()     \r\n{     \r\n    var str = document.getElementById('str').value.trim();    \r\n    if(str.length!=0){    \r\n    reg=\/^((20|21|22|23|[0-1]\\d)\\:[0-5][0-9])(\\:[0-5][0-9])?$\/     \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u65e5\u671f\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u65e5\u671f\u201d\u6539\u6210\u4f60\u9700\u8981\u9a8c\u8bc1\u7684\u5c5e\u6027\u540d\u79f0!    \r\n        }    \r\n    }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u5b57\u7b26\u662f\u5426\u4e3a\u82f1\u6587\u5b57\u6bcd    \r\nfunction IsLetter()     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[a-zA-Z]+$\/;     \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u82f1\u6587\u5b57\u6bcd\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u82f1\u6587\u5b57\u6bcd\u7c7b\u578b\u201d\u6539\u6210\u4f60\u9700\u8981\u9a8c\u8bc1\u7684\u5c5e\u6027\u540d\u79f0!    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u5b57\u7b26\u662f\u5426\u4e3a\u6574\u6570    \r\nfunction IsInteger()     \r\n{       \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[-+]?\\d*$\/;     \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u6574\u6570\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u6574\u6570\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u5b57\u7b26\u662f\u5426\u4e3a\u53cc\u7cbe\u5ea6    \r\nfunction IsDouble(val)     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[-\\+]?\\d+(\\.\\d+)?$\/;    \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u53cc\u7cbe\u5ea6\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u53cc\u7cbe\u5ea6\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u5b57\u7b26\u662f\u5426\u4e3a:a-z,A-Z,0-9    \r\nfunction IsString()     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[a-zA-Z0-9_]+$\/;     \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u5b57\u7b26\u4e32\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u5b57\u7b26\u662f\u5426\u4e3a\u4e2d\u6587    \r\nfunction IsChinese()     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[\\u0391-\\uFFE5]+$\/;    \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u5b57\u7b26\u4e32\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684EMAIL\u683c\u5f0f\u662f\u5426\u6b63\u786e    \r\nfunction IsEmail()     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*$\/;    \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u5b57\u7b26\u4e32\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u90ae\u7f16(\u53ea\u80fd\u4e3a\u516d\u4f4d)\u662f\u5426\u6b63\u786e    \r\nfunction IsZIP()     \r\n{     \r\n        var str = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^\\d{6}$\/;    \r\n        if(!reg.test(str)){    \r\n            alert(\"\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u7c7b\u578b\u683c\u5f0f\u4e0d\u6b63\u786e!\");\/\/\u8bf7\u5c06\u201c\u5b57\u7b26\u4e32\u7c7b\u578b\u201d\u8981\u6362\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n        }    \r\n        }    \r\n}     \r\n   \r\n\/\/\u5224\u65ad\u8f93\u5165\u7684\u6570\u5b57\u4e0d\u5927\u4e8e\u67d0\u4e2a\u7279\u5b9a\u7684\u6570\u5b57    \r\nfunction MaxValue()     \r\n{     \r\n    var val = document.getElementById('str').value.trim();    \r\n        if(str.length!=0){    \r\n        reg=\/^[-+]?\\d*$\/;     \r\n        if(!reg.test(str)){\/\/\u5224\u65ad\u662f\u5426\u4e3a\u6570\u5b57\u7c7b\u578b    \r\n            if(val&gt;parseInt('123')) \/\/\u201c123\u201d\u4e3a\u81ea\u5df1\u8bbe\u5b9a\u7684\u6700\u5927\u503c    \r\n            {     \r\n                alert('\u5bf9\u4e0d\u8d77\uff0c\u60a8\u8f93\u5165\u7684\u6570\u5b57\u8d85\u51fa\u8303\u56f4');\/\/\u8bf7\u5c06\u201c\u6570\u5b57\u201d\u6539\u6210\u4f60\u8981\u9a8c\u8bc1\u7684\u90a3\u4e2a\u5c5e\u6027\u540d\u79f0\uff01    \r\n            }     \r\n        }    \r\n    }    \r\n}     \r\n   \r\n   \r\n Phone : \/^((\\(\\d{2,3}\\))|(\\d{3}\\-))?(\\(0\\d{2,3}\\)|0\\d{2,3}-)?[1-9]\\d{6,7}(\\-\\d{1,4})?$\/    \r\n Mobile : \/^((\\(\\d{2,3}\\))|(\\d{3}\\-))?13\\d{9}$\/    \r\n Url : \/^http:\\\/\\\/[A-Za-z0-9]+\\.[A-Za-z0-9]+[\\\/=\\?%\\-&amp;_~`@[\\]\\':+!]*([^&lt;&gt;\\\"\\\"])*$\/   \r\n IdCard : \/^\\d{15}(\\d{2}[A-Za-z0-9])?$\/   \r\n QQ : \/^[1-9]\\d{4,8}$\/   \r\n \u67d0\u79cd\u7279\u6b8a\u91d1\u989d\uff1a\/^((\\d{1,3}(,\\d{3})*)|(\\d+))(\\.\\d{2})?$\/               \/\/\u8bf4\u660e\uff1a\u9664\u201cXXX    XX,XXX    XX,XXX.00\u201d\u683c\u5f0f\u5916\r\n\r\n\/\/\u4e3a\u4e0a\u9762\u63d0\u4f9b\u5404\u4e2aJS\u9a8c\u8bc1\u65b9\u6cd5\u63d0\u4f9b.trim()\u5c5e\u6027   \r\nString.prototype.trim=function(){   \r\n        return this.replace(\/(^\\s*)|(\\s*$)\/g, \"\");    \r\n    }\r\n\r\n\u8c03\u7528\uff1a\r\n&lt;input type=\"text\" name=\"str\" &gt;\r\n&lt;input type=\"button\" value=\" \u786e\u5b9a \" onClick=\"\"&gt;    \/\/onClick\u4e2d\u5199\u81ea\u5df1\u8981\u8c03\u7528\u7684JS\u9a8c\u8bc1\u51fd\u6570<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\/\/\u5224\u65ad\u8f93\u5165\u5185\u5bb9\u662f\u5426\u4e3a\u7a7a function IsNull(){ var str = document.getE\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.shuran.cn\/?p=462\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[],"class_list":["post-462","post","type-post","status-publish","format-standard","hentry","category-js"],"_links":{"self":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=462"}],"version-history":[{"count":1,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/462\/revisions"}],"predecessor-version":[{"id":463,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=\/wp\/v2\/posts\/462\/revisions\/463"}],"wp:attachment":[{"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.shuran.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}