Go Functions

Internal

• Go Language

Overview

Go functions allow variables to be declared, inside the function, with the short variable declaration.

Built-in Functions

Built-in functions are available by default, without importing any package. Their names are predeclared function identifiers.

Length and Capacity

https://golang.org/ref/spec#Length_and_capacity

len()

len() returns string length, array length, slice length and map size.

cap()

cap() returns slice capacity.

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Built-in functions for type conversions.

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