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Stage 4
Folder: Proposals/Stage-4
65 items under this folder.
Apr 26, 2025
allsettled
async
promise
asynchronous
Apr 26, 2025
array-grouping
arrays
collections
iterators
array
map
iterator
Apr 26, 2025
array-includes
arrays
array
typedarray
Apr 26, 2025
arraybuffer-transfer
arrays
memory
performance
arraybuffer
memory_management
Apr 26, 2025
async-await
async
iterators
promises
generator
asynchronous
Apr 26, 2025
async-iteration
async
iterators
asynchronous
iterator
promise
Apr 26, 2025
at
arrays
index
array
typedarray
Apr 26, 2025
atomics
concurrency
performance
memory
synchronization
memory_management
Apr 26, 2025
await
modules
async
asynchronous
promises
Apr 26, 2025
bigint
numbers
bigint
integer
arithmetic
Apr 26, 2025
chaining
objects
others
property
short-circuiting
access
Apr 26, 2025
change-array-by-copy
arrays
others
array
immutable
typedarray
Apr 26, 2025
class-fields
objects
others
encapsulation
initializer_evaluation
inheritance
decorators
visibility
class
Apr 26, 2025
dot-all
regex
others
multiline
any_character
Apr 26, 2025
dynamic-import
modules
async
performance
module
dynamic_loading
promise
Apr 26, 2025
error-cause
others
error
error_handling
debug
Apr 26, 2025
escape
regex
others
string
Apr 26, 2025
exponentiation
numbers
arithmetic
Apr 26, 2025
finally
async
promise
asynchronous
Apr 26, 2025
find-last
arrays
iterators
performance
array
typedarray
iterator
Apr 26, 2025
flat
arrays
iterators
array
iterator
Apr 26, 2025
for-in-mechanics
iterators
others
enumeration
ordering
iterator
Apr 26, 2025
function-commas
functions
others
code_style
grammar
transpilation
Apr 26, 2025
function-to-string
others
types
source_code_representation
strict_mode
Apr 26, 2025
globalThis
others
global
window
windowproxy
Apr 26, 2025
hashbang-grammar
others
hashbang
cli
comments
grammar
Apr 26, 2025
import-attributes
modules
security
module
module_specifier
Apr 26, 2025
import-meta
modules
module
host_environment
Apr 26, 2025
iterator-helpers
iterators
arrays
iterator
array
helper
Apr 26, 2025
json-modules
objects
modules
security
json
module
Apr 26, 2025
json-superset
objects
others
json
grammar
parse
Apr 26, 2025
logical-assignment
others
performance
logical_operator
short_circuiting
Apr 26, 2025
lookbehind
others
regex
assertions
pattern_matching
Apr 26, 2025
matchall
regex
iterators
others
performance
iterator
global
Apr 26, 2025
named-capture-groups
regex
named_groups
backreference
Apr 26, 2025
named-groups
regex
named_groups
backreference
Apr 26, 2025
nonblocking
async
concurrency
asynchronous
wait
Apr 26, 2025
nullish-coalescing
others
objects
null
undefined
property
default_value
Apr 26, 2025
numeric_separators
numbers
others
numeric_literal
readability
floating_point
integer
bigint
Apr 26, 2025
object-from-entries
collections
iterators
objects
key_value_pairs
iterable
object_transformation
Apr 26, 2025
object-gopds
objects
descriptors
copy
property
composition
Apr 26, 2025
object-has
objects
others
property
accessibility
redefinition
inheritance
Apr 26, 2025
object-rest-spread
objects
iterators
others
property
copy
iterable
rest_properties
spread_properties
destructuring
Apr 26, 2025
object-values-entries
iterators
collections
arrays
iterator
key_value_pairs
array
Apr 26, 2025
optional-catch
others
grammar
error_handling
error
Apr 26, 2025
private-fields-in-in
objects
types
private_field
brand_check
encapsulation
class
Apr 26, 2025
promise-any
async
iterators
others
promise
iterable
error_handling
short_circuiting
asynchronous
Apr 26, 2025
promise-defer
async
others
promise
asynchronous
error_handling
Apr 26, 2025
regex-match-indices
arrays
iterators
objects
regex
performance
array
index
iterator
property
Apr 26, 2025
regexp-modifiers
regex
others
modifiers
flags
Apr 26, 2025
regexp-v-flag
regex
others
collections
flag
string
set
Apr 26, 2025
replace-all
others
regex
performance
string
global
Apr 26, 2025
resizable
arrays
memory
performance
security
iterators
arraybuffer
sharedarraybuffer
memory_management
typedarray
iterator
Apr 26, 2025
set-methods
objects
collections
property
set
Apr 26, 2025
static-blocks
objects
private_field
decorator
field_initialization
instance_private
class
Apr 26, 2025
string-padding
others
intl
string_manipulation
formatting
string
Apr 26, 2025
symbol-description
others
objects
symbol
property
Apr 26, 2025
symbols-weakmap
collections
others
objects
key_value_pairs
symbol
referencing
records
tuples
Apr 26, 2025
template-literal-lift
others
performance
expressions
interpolation
functionality
literals
extensibility
Apr 26, 2025
trims
others
intl
string
string_manipulation
formatting
Apr 26, 2025
try
async
concurrency
others
promise
synchronous
error_handling
Apr 26, 2025
unicode-escapes
intl
objects
regex
performance
unicode
property
Apr 26, 2025
usv-string
intl
others
performance
unicode
string
Apr 26, 2025
weakrefs
objects
memory
webassembly
iterators
weak_reference
finalizer
garbage_collection
memory_management
iterator
Apr 26, 2025
well-formed-stringify
intl
others
objects
unicode
string
json