jQuery开发者都需要知道的5个小技巧

复制代码 代码如下:

$(document).ready(function(){
$(document).bind("contextmenu",function(e){
return false;
});
});

复制代码 代码如下:

jQuery.fn.flash = function( color, duration )
{
var current = this.css( 'color' );
this.animate( { color: 'rgb(' + color + ')' }, duration / 2 );
this.animate( { color: current }, duration / 2 );
}
$( '#someid' ).flash( '255,0,0', 1000 );

复制代码 代码如下:

$(function(){
    /https://img.qb5200.com/download-x/document is ready do something
});

复制代码 代码如下:

// Safari
if( $.browser.safari )
{
/https://img.qb5200.com/download-x/do something
}
//Above IE6
if ($.browser.msie && $.browser.version > 6 )
{
/https://img.qb5200.com/download-x/do something
}
// IE6 and below
if ($.browser.msie && $.browser.version <= 6 ) { /https://img.qb5200.com/download-x/do something } // Firefox 2 and above if ($.browser.mozilla && $.browser.version >= "1.8" )
{
/https://img.qb5200.com/download-x/do something
}

复制代码 代码如下:

if ($("#someDiv").length) {
//yes it does ,do something
}