代码(略去部分):$.Audio || ($.Audio = new Audio);$.Audio.src = '...';var id = '19283749';$.Audio.play();$.Audio.addEventListener("canplaythrough", function() { var ct = $.Audio.currentTime, dt = $.Audio.duration; $(".process-" + id).html(ct / dt * 100 + '%;');}, false);}这样只能执行一次,显示的进度是0%,怎样写才可以让他动态显示?
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