将数组中0-9随机打乱

function a(){ var l = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]; var k = []; var lenl = 10; for(var i=0; i<10; i++){ var index = Math.floor(Math.random() * lenl); k[i] = l[index]; l[index] = l[lenl -...