---
title: aclmdlIODims
description: "```"
url: https://www.hiascend.com/document/detail/zh/canncommercial/latest/API/ascendgraphapi/aclcppdevg_03_1365.html
sourcePath: /source/zh/canncommercial/900/API/ascendgraphapi/aclcppdevg_03_1365.html
indexId: 3c5eefa98cedbb13475d093b3393494dbcfb09870aa7fe46cd9db66ce5b88e7f72
---
# aclmdlIODims

```
#define ACL_MAX_DIM_CNT          128
#define ACL_MAX_TENSOR_NAME_LEN  128
typedef struct aclmdlIODims {
    char name[ACL_MAX_TENSOR_NAME_LEN]; // tensor name 
    size_t dimCount;                    // Shape中的维度个数，如果为标量，则维度个数为0
    int64_t dims[ACL_MAX_DIM_CNT];      // 维度信息
} aclmdlIODims;
```