# Function _mm_cmpestrz

1.27.0 · Source

    pub fn _mm_cmpestrz(
        a: __m128i,
        la: i32,
        b: __m128i,
        lb: i32,
        const IMM8: i32,
    ) -> i32

Available on (x86 or x86-64) and target feature `sse4.2` and x86 only.
Expand description

Compares packed strings in `a` and `b` with lengths `la` and `lb` using the control in `IMM8`, and return `1` if any character in `b` was null, and `0` otherwise.

Intel’s documentation