wgpu-types 26.0.0

Common types and utilities for wgpu, the cross-platform, safe, pure-rust graphics API
Documentation 
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use alloc::string::String;

/// No-std friendly version of `std::env::var`. Returns `None` if the environment variable is not set
/// or we are in a no-std context.
pub fn var(_key: &str) -> Option<String> {
    #[cfg(feature = "std")]
    return std::env::var(_key).ok();

    #[cfg(not(feature = "std"))]
    return None;
}