yangzhg commented on a change in pull request #6504:
URL: https://github.com/apache/incubator-doris/pull/6504#discussion_r699800543
##########
File path: be/src/exprs/json_functions.cpp
##########
@@ -108,6 +108,96 @@ DoubleVal JsonFunctions::get_json_double(FunctionContext*
context, const StringV
}
}
+StringVal JsonFunctions::json_array(FunctionContext* context, int num_args,
+ const StringVal* json_str) {
+ if (json_str->is_null) {
+ return StringVal::null();
+ }
+ rapidjson::Value array_obj(rapidjson::kArrayType);
+ rapidjson::Document document;
+ rapidjson::Document::AllocatorType& allocator = document.GetAllocator();
+ //flag: The number it contains represents the type of previous parameters
+ std::string flag((char*)json_str[num_args - 1].ptr, json_str[num_args -
1].len);
+ DCHECK(num_args-1==flag.length());
Review comment:
```suggestion
DCHECK_EQ(num_args - 1, flag.length());
```
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