例2.2(e.pageXscreenX.html) $(function(){ /*马克-to-win:和原来一样,pageX指窗口里,screenX指屏幕,所以多了一个上面的菜单。*/ $("body").bind("click", fn1 = function(e){ var posPage = "(" + e.pageX + "," + e.pageY + ")"; var posScreen = "(" + e.screenX + ...
jQuery is one of the most popular JavaScript libraries, followed by the motto “write less, do more”. In simpler words, jQuery ensures to make long lines of JavaScript codes in fewer lines. The $.trim(str) function of jQuery chops off all meaningless white spaces, breaks, tabs, etc. If...
jQuery.grep( array , function( elementOfArray , indexInArray ) , [ invert ] ) 参数解释: array:数组,用来搜索 function( elementOfArray , indexInArray ):处理每个项目的比对。参数1:项目;参数2:索引。返回一个布尔值。this将是全局的窗口对象 invert:false或没有提供:函数返回一个所有元素组成的数组,...
// arg is for internal usage onlymap:function(elems,callback,arg){varlength,value,i=0,ret=[];// Go through the array, translating each of the items to their new valuesif(isArrayLike(elems)){length=elems.length;for(;i<length;i++){value=callback(elems[i],i,arg);if(value!=null){...
jQuery.nodeName( elem, name ) 用于检查 DOM 元素的节点名称(即属性 nodeName)与指定的值是否相等,检查时忽略大小写 示例: alert($.nodeName(document.getElementsByTagName('div')[0],'div'));//true 源码分析: nodeName:function( elem, name ) {returnelem.nodeName && elem.nodeName.toUpperCase() ...
问在jquery document.ready中使用$trim的问题EN例 2.1(trimSystemApi.html) $.trim() ...
1 $j = jQuery.noConflict(); 它比" $"更明智,比每次键入" jQuery"都更冗长。 相关讨论 jQuery对象。比仅使用$更加明智。 您可以使用以下... 1234567891011 function trim(str) { try { if (str && typeof(str) == 'string') { return str.replace(/^\s*|\s*$/g,""); } else { retu...
javascript 的trim 函数在firefox 下面使用没有问题 var test1 = " aa "; test1 = test1.toString(); test1 = test1.trim(); 在火狐下这样用没有问题, 但是在IE下就报错 那么我们可以修改一下 String.prototype.trim=function(){return this.replace(/(^\s*)|(\s*$)/g,"");} 在头上加上这一句...
version added: 1.0 jquery.trim( str ) str the string to trim. the $.trim() function removes all newlines, spaces (including non-breaking spaces), and tabs from the beginning and end of the supplied string. if these whitespace characters occur in the middle of the string, they are ...
/javascript" src="jquery-1.10.1.min.js"> //去除空格 var str=" cyg "; $res=$.trim...",age:"3"}; var fn=function(){}; var w=window; /* $.isWindow(); 作用: 判断传入的对象是否是...var res = $.isWindow(w); console.log(res); /* $.isArray(); 作用: 判断传入的对象是否...