어떤 집합의 임의의 원소를 대신하여 수식이나 논리식에 사용하는 기호.
A symbol or character used in a mathematical expression or logical formula to represent an unspecified value or element from a set.
예문:
"In the equation x + 5 = 10, 'x' serves as a placeholder for the unknown number."
"The variable acts as a placeholder that can be replaced by any member of the defined set."
실제 내용이 준비되기 전까지 공간을 채워 두기 위해 사용하는 임시 데이터나 텍스트.
A temporary piece of text, image, or code used to occupy a space until the final content is ready to be inserted.
예문:
"Use 'Lorem Ipsum' as a placeholder text to test the website layout."
"The developer inserted a gray box as a placeholder for the profile picture."
문법적 구조를 맞추기 위해 사용되지만 구체적인 의미는 없는 언어 요소.
A word that fills a syntactic position required by grammar but has no specific meaning of its own.
예문:
"In the sentence 'It is raining,' the word 'it' is a syntactic placeholder."
"Dummy subjects are common placeholders in English to satisfy grammatical rules."
정식 요소를 대신하여 일시적으로 직책이나 자리를 맡고 있는 사람 또는 사물.
A person or thing that temporarily holds a position or role until a permanent replacement is found.
예문:
"He was appointed as a placeholder CEO until a permanent successor was found."
"The 2 PM slot is just a placeholder until we confirm the final schedule."