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Detect WebR Environment

is_webr.Rd

Checks if code is running in WebR/WebAssembly environment. Uses the same detection as existing vignettes.

Usage

is_webr()

Value

Logical. TRUE if in WebR, FALSE otherwise

Details

Detection methods:

  1. .webr_env object in global environment (set by WebR runtime)

  2. WEBR="1" environment variable

References

  • WebR documentation: https://docs.r-wasm.org/webr/latest/

  • Existing usage: vignettes/dynamic_broadcasting.qmd:50-51

Examples

if (FALSE) { # \dontrun{
if (is_webr()) {
  message("Running in WebR/browser environment")
} else {
  message("Running in native R")
}
} # }