# newbie question about cmake escape character

**URL:** https://discourse.cmake.org/t/newbie-question-about-cmake-escape-character/15722
**Category:** Usage
**Created:** [June 20, 2026, 2:36am UTC](https://discourse.cmake.org/t/newbie-question-about-cmake-escape-character/15722 "2026-06-20T02:36:21Z")
**Posts on this page:** 1
**Page:** 1

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### Author: ![yushang](https://discourse.cmake.org/user_avatar/discourse.cmake.org/yushang/32/4574_2.png) [@yushang](https://discourse.cmake.org/u/yushang)
#### Post date: [June 20, 2026, 2:36am UTC](https://discourse.cmake.org/t/newbie-question-about-cmake-escape-character/15722/1 "2026-06-20T02:36:21Z")

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Hi guys,

by this syntax [https://cmake.org/cmake/help/latest/manual/cmake-language.7.html#escape-sequences](https://cmake.org/cmake/help/latest/manual/cmake-language.7.html#escape-sequences) `$` is not a valid escape character, but `\${}` works. What I’v missed?