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$("body").on("click", "." + tabCla, function () { if(!$(this).next().is(":animated")){ //判断是否处于动画
$(this).next().slideToggle("fast");
}
var childLen = $(this).children().length;
var more = $(this).children().slice(childLen - 1)[0];
if (more.innerHTML == "+") {
more.innerHTML = "-";
} else {
more.innerHTML = "+";
}
return false;
});
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