# Function core::arch::wasm64::f32x4_replace_lane

1.54.0 · source · [−]

    pub fn f32x4_replace_lane<const N: usize>(a: v128, val: f32) -> v128

Available on `target_family="wasm"` and target feature `simd128` and WebAssembly only.
Expand description

Replaces a lane from a 128-bit vector interpreted as 4 packed f32 numbers.

Replaces the scalar value of lane specified fn the immediate mode operand `N` from `a`. If `N` is out of bounds then it is a compile time error.