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NetCDF User's Guide for Fortran 90
1 Introduction
- 1.1 The NetCDF Interface
- 1.2 NetCDF Is Not a Database Management System
- 1.3 File Format
- 1.4 What about Performance?
- 1.5 Is NetCDF a Good Archive Format?
- 1.6 Creating Self-Describing Data conforming to Conventions
- 1.7 Background and Evolution of the NetCDF Interface
- 1.8 What's New Since the Previous Release?
- 1.9 Limitations of NetCDF
- 1.10 Future Plans for NetCDF
2 Components of a NetCDF Dataset
- 2.1 The NetCDF Data Model
- 2.1.2 Network Common Data Form Language (CDL)
- 2.2 Dimensions
- 2.3 Variables
- 2.3.1 Coordinate Variables
- 2.4 Attributes
- 2.5 Differences between Attributes and Variables
3 Data
- 3.1 NetCDF external data types
- 3.2 Data Access
- 3.2.2 An Example of Array-Section Access
- 3.2.3 More on General Array Section Access
- 3.3 Type Conversion
- 3.4 Data Structures
4 Use of the NetCDF Library
- 4.1 Creating a NetCDF Dataset
- 4.2 Reading a NetCDF Dataset with Known Names
- 4.3 Reading a netCDF Dataset with Unknown Names
- 4.4 Writing Data in an Existing NetCDF Dataset
- 4.5 Adding New Dimensions, Variables, Attributes
- 4.6 Error Handling
- 4.7 Compiling and Linking with the NetCDF Library
5 Datasets
- 5.1 NetCDF Library Interface Descriptions
- 5.2 Get error message corresponding to error status: NF90_STRERROR
- 5.3 Get netCDF library version: NF90_INQ_LIBVERS
- 5.4 Create a NetCDF dataset: NF90_CREATE
- 5.5 Open a NetCDF Dataset for Access: NF90_OPEN
- 5.6 Put Open NetCDF Dataset into Define Mode: NF90_REDEF
- 5.7 Leave Define Mode: NF90_ENDDEF
- 5.8 Close an Open NetCDF Dataset: NF90_CLOSE
- 5.9 Inquire about an Open NetCDF Dataset: NF90_Inquire
- 5.10 Synchronize an Open NetCDF Dataset to Disk: NF90_SYNC
- 5.11 Back Out of Recent Definitions: NF90_ABORT
- 5.12 Set Fill Mode for Writes: NF90_SET_FILL
6 Dimensions
- 6.1 Create a Dimension: NF90_DEF_DIM
- 6.2 Get a Dimension ID from Its Name: NF90_INQ_DIMID
- 6.3 Inquire about a Dimension: NF90_Inquire_Dimension
- 6.4 Rename a Dimension: NF90_RENAME_DIM
7 Variables
- 7.1 Language Types Corresponding to NetCDF External Data Types
- 7.2 Create a Variable: NF90_DEF_VAR
- 7.3 Get a Variable ID from Its Name: NF90_INQ_VARID
- 7.4 Get Information about a Variable from Its ID: NF90_Inquire_Variable
- 7.5 Writing Data Values: NF90_PUT_VAR
- 7.6 Reading Data Values: NF90_GET_VAR
- 7.7 Reading and Writing Character String Values
- 7.8 Fill Values
- 7.9 Rename a Variable: NF90_RENAME_VAR
8 Attributes
- 8.1 Attribute Conventions
- 8.2 Create an Attribute: NF90_PUT_ATT
- 8.3 Get Information about an Attribute: NF90_Inquire_Att and NF90_INQ_ATTNAME
- 8.4 Get Attribute's Values: NF90_GET_ATT
- 8.5 Copy Attribute from One NetCDF to Another: NF90_COPY_ATT
- 8.6 Rename an Attribute: NF90_RENAME_ATT
- 8.7 Delete an Attribute: NF90_DEL_ATT
9 NetCDF File Structure and Performance
- 9.1 Parts of a NetCDF File
- 9.2 The Extended XDR Layer
- 9.3 Large File Support
- 9.4 The I/O Layer
- 9.5 UNICOS Optimization
10 NetCDF Utilities
- 10.1 CDL Syntax
- 10.2 CDL Data Types
- 10.3 CDL Notation for Data Constants
- 10.4 ncgen
- 10.5 ncdump
11 Answers to Some Frequently Asked Questions
Appendix A Units
Appendix B File Format Specification
Appendix C Summary of Fortran 90 Interface
Appendix D FORTRAN 77 to Fortran 90 Transition Guide
Index for Fortran 90
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