function isIdInner(cptOption) {
    return isObject$2(cptOption)
        && cptOption.id
        && (cptOption.id + '').indexOf('\0_ec_\0') === 0;
}
@param {module:echarts/data/List} data
@param {Object} payload Contains dataIndex (means rawIndex) / dataIndexInside / name
                        each of which can be Array or primary type.
@return {number|Array.<number>} dataIndex If not found, return undefined/null.