Loops Quiz 4
what are loops good for?
Performing calculations that require iterations. -OR- Generating repetitive text. Sometimes that text is HTML. Tags like these can often be generated with a loop: •<table> rows •<select> options •<ul> items •<ol> items.
How many lines of code can go in the code block of a JavaScript for loop?
You can include as many lines of code as you want inside of the for loop.
What's a loop?
a block of code that repeats for a specified number of iterations
Syntax
for (counter initialization; condition; increment expression ) { statements }
(the numbers 10 to 1)
for (let i = 10; i >= 1; i--) { console.log(i); }
write some "for" loops that write the following series: (the numbers 1 to 10)
for (let i = 1; i <= 10; i++) { console.log(i); }
•(the numbers 5 to 30, counting by 5)
for (let i = 5; i <= 30; i += 5) { console.log(i); }
Different kinds of loops
•for•for/in•for/of•while•do/while