dd_xcx/node_modules/@antv/util/esm/size.js

import isNil from './is-nil';
import isArraylike from './is-array-like';
export default function size(o) {
    if (isNil(o)) {
        return 0;
    }
    if (isArraylike(o)) {
        return o.length;
    }
    return Object.keys(o).length;
}
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