JS-Methods Flashcards by Udaibir Virk

Q

Why do we use console.log

A

easier to debug

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Q

what is a method?

A

function which is a property of an object

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Q

how do you remove last element from array

A

.pop

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Q

how do you round a number down

A

math.round

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Q

how do you generate a random number

A

math.random

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Q

how do you delete an element

A

.splice

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Q

how to append an element from an array

A

.push

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Q

how to break up string into array

A

.split

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Q

do string methods change original string?

A

no they do not, can console.log to see if they did

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Q

Is return value useful in every situation

A

no

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Q

3 letter acronym for research?

A

MDN

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