frontend-admin / Daocheng-Yading

  export default function(a, b) {
    if (!b) b = [];
    var n = a ? Math.min(b.length, a.length) : 0,
        c = b.slice(),
        i;
    return function(t) {
      for (i = 0; i < n; ++i) c[i] = a[i] * (1 - t) + b[i] * t;
      return c;
    };
  }
  
  export function isNumberArray(x) {
    return ArrayBuffer.isView(x) && !(x instanceof DataView);
  }