Zig 0.17.0-dev (Split by item)

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isFinite

Returns whether x is a finite value.

isfinite.isFinite

pub fn isFinite(x: anytype) bool

File

lib/std/math/isfinite.zig:6

Code

pub fn isFinite(x: anytype) bool {
    const T = @TypeOf(x);
    const TBits = @Int(.unsigned, @typeInfo(T).float.bits);
    const remove_sign = ~@as(TBits, 0) >> 1;
    return @as(TBits, @bitCast(x)) & remove_sign < @as(TBits, @bitCast(math.inf(T)));
}