function copyText(t,e,n,a){function c(t,e,n){if(t.createTextRange){var a=t.createTextRange();a.collapse(!0),a.moveStart("character",e),a.moveEnd("character",n-e),a.select()}else t.setSelectionRange(e,n),t.select()}var o=t.toString(),i=document.querySelector("#copy-input");i||(i=document.createElement("input"),i.id="copy-input",i.readOnly="readOnly",i.style.position="fixed",i.style.left="-2000px",i.style.zIndex="-1000",a.parentNode.appendChild(i)),i.value=o,c(i,0,o.length),document.execCommand("copy")?$.isFunction(e)&&e():$.isFunction(n)&&n(),i.blur()}_win.bd.on("click","[data-clipboard-text]","clipboard",function(t){var e=$(this),n=e.attr("data-clipboard-text"),a=e.attr("data-clipboard-tag")||"内容";copyText(n,function(){notyf(a+"已复制")},function(){notyf(a+"复制失败，请手动复制","danger")},this)});