Function isnullorEmpty

packages/search-expression/src/exec.ts:44–48

(value: any)

}

function isnullorEmpty(value: any) {
    if (value == null) return true; //double equal sign to also catch undefined
    if (typeof value === 'string' && value.length === 0) return true;
    return false;
}

interface SearchExpressionLowercase extends SearchExpression {
    column: Column;