摘要：//js控制input控件只能输入数字 function OnlyinputNumber(e, obj, withFraction) { if (!e) { e = window.event; } if (e.which) { key = e.which; } else { key = e.keyCode; } validNumber = false; if (key == 8 //Backspace || key == 46 //Delete || key >= 35 && key <= 37 //End, Home, Left || key == 39 //Ri 阅读全文