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NCL Language Documentation

This page covers some of the more common things that people should know about NCL, like how to reorder arrays, how to do coordinate subscripting, how algebraic operators work, etc. It also covers some common error messages and how to fix them.

For a comprehensive coverage on NCL language syntax, see the NCL Reference Manual.

Environment variables

Error messages

Arrays

• dimension reduction
• manual creation
• preallocation
• reversal
• reordering
• stride

Language

• algebraic operators
• function embedding
• if statements
• logical expressions
• loops
• mass store: accessing within NCL
• pointers: functions that accept

Missing values

• about missing values

NetCDF

• coordinate variables
• loss of
• what are they?
• attributes
• add carriage return to strings when creating
• add UNLIMITED dimension
• named dimensions

Subscripting

• general
• standard
• coordinate

Supported file formats

• read/write

Variables

• assignment / reassignment
• hyphenated

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