Question

what are placeholders​

Answer 1

$\huge{ \mathfrak{ \underline{ \red{ placeholder}}}}$

In computer programming, a placeholder is a character, word, or string of characters that temporarily takes the place of the final data. For example, a programmer may know that she needs a certain number of values or variables, but doesn't yet know what to input.

Hope it helps. Mark brainliest ✌️

Answer 2

Placeholder is a dotted rectangular box used to hold presentation object like images,text,sound,videos ,charts etc.