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O'Reilly Platform
book
Learning TypeScript
by
Josh Goldberg
June 2022
Beginner
320 pages
6h 40m
English
O'Reilly Media, Inc.
Book available
Content preview from
Learning TypeScript
Index
Symbols
! (exclamation point)
disabling initialization checking
,
Definitely assigned properties
non-null type assertions
,
Non-Null Assertions
# (pound sign), private class members
,
Member Visibility
-
Member Visibility
& (ampersand), intersection types
,
Intersection Types
() (parentheses)
arrays and
,
Array and Function Types
in function types
,
Function Type Parentheses
. . . (ellipsis), spread operator
,
Rest Parameters
for arrays
,
Spreads
tuples as rest parameters
,
Tuples as rest parameters
? (question mark)
optional parameters
,
Optional Parameters
optional properties
,
Optional Properties
-
Optional Properties
@ts-check comment
,
@ts-check
| (pipe) operator
,
Union Types
A
abstract classes
described
,
Abstract Classes
-
Abstract Classes
finding implementations of
,
Finding Implementations
-
Finding Implementations
access control modifiers, changing
,
Changing Modifiers
-
Changing Modifiers
allowJs compiler option
,
allowJs
allowSyntheticDefaultImports compiler option
,
allowSyntheticDefaultImports
ambient contexts
,
Declaration Files
,
Declaring Runtime Values
ampersand (&), intersection types
,
Intersection Types
any type
ambient contexts
,
Declaring Runtime Values
described
,
any, Again
-
any, Again
evolving any
,
Type Annotations
,
Evolving Any Arrays
noImplicitAny compiler option
,
noImplicitAny
useUnknownInCatchVariables compiler option
,
useUnknownInCatchVariables
-
useUnknownInCatchVariables
arrays
described
,
Arrays
joining with spread operator
,
Spreads
members, retrieving
,
Array Members
-
Caveat: Unsound Members
rest parameters as ...
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Publisher Resources
ISBN: 9781098110321
Errata Page
Supplemental Content