jquery自定义任意内容复制到剪贴板插件

使用方法

$('#ex1').copyOnClick({confirmShow:false});
$('#ex2').copyOnClick({
  confirmTime:3,
  confirmClass:"copy-confirmation"
});
$('#ex3').copyOnClick({
  confirmTime:3,
  confirmClass:"copy-confirmation",
  confirmText:"«%c» from %i"
});
$('.copy-html').copyOnClick({copyMode:"html",confirmClass:"copy-confirmation"});
$('.copy-attr').copyOnClick({copyMode:"attr",attrTarget:"href",confirmClass:"copy-confirmation",});
$('.copy-value').copyOnClick({copyMode:"val",confirmClass:"copy-confirmation",});