mdn/js/1_javascript_building_blocks/1_looping_code

1_looping_code

dz / mdn / js / 1_javascript_building_blocks / 1_looping_code

Summary

looping code

Node Tree

Nodes

loops
content loops
children skipping_continue, standard_for_loop, while_do_while, exiting_loops_break, looping_through_collection

looping_through_collection
content Looping Through a Collection
children map, collections_examples, filter, for_of_loop
parents loops

for_of_loop
content for .. of loop
children standard_for_loop (for loop is older than for/of)
parents looping_through_collection

collections_examples
content collections: array, set map
parents looping_through_collection

map
content map(): do something to each item in collection and create a new collection containing the changed items
children filter (similar)
parents looping_through_collection

filter
content filter(): test each item in collection, create new collection containing only items that match
children function_expressions
parents map, looping_through_collection

function_expressions
content used with function expressions
parents filter

standard_for_loop
content Standard for loop
parents for_of_loop, loops

exiting_loops_break
content exiting loops with break
parents loops

skipping_continue
content Skipping iterations with continue
parents loops

while_do_while
content while and do ... while
children do_while_run_at_least_once
parents loops

do_while_run_at_least_once
content Code inside a do/while loop is always expected to run at least once
parents while_do_while