通过文件路径读取文件数据

UCLASS()
class MYPROJECT_API UGetDataFromFile : public UBlueprintFunctionLibrary
{
    GENERATED_BODY()
    
public:
    UFUNCTION(BlueprintCallable, Category = "Data")
        static FString GetDataFromFile(FString FilePath);

};

#include "GetDataFromFile.h"
//文件路径检索助手
#include "Runtime/Core/Public/Misc/Paths.h"

FString UGetDataFromFile::GetDataFromFile(FString FilePath)
{
    //文件路径+文件名
    FString File = FPaths::ProjectContentDir() + FilePath;
    //返回值
    FString FileContent;

    //判断路径下的文件是否存在
    if (FPaths::FileExists(File))
    {
        FFileHelper::LoadFileToString(FileContent, *File);
        return FileContent;
    }
    else
        return FileContent;
}