# simd_char16 A vector of sixteen 8-bit signed integer elements. ``` typealias simd_char16 = SIMD16 ``` ## Topics ### Functions to Create Sixteen-Element Vectors From Other Vectors [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-5aqmo) Returns a new vector from the specified two-element vector, and other elements set to zero. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-5e63t) Returns a new vector from the specified three-element vector, and other elements set to zero. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-54urm) Returns a new vector from the specified four-element vector, and other elements set to zero. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-4pte6) Returns a new vector from the specified eight-element vector, and other elements set to zero. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-516bc) Returns a new vector from the specified vector. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-tfq4) Returns a new vector by truncating the specified thirty two-element vector. [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-2j94t) Returns a new vector by truncating the specified sixty four-element vector. [`simd_make_char16(_:_:)`](/documentation/simd/simd_make_char16(_:_:)) Returns a new vector from the specified vectors. [`vector16`](/documentation/simd/vector16-gwvj) Returns a new vector from the specified vectors. [`simd_make_char16_undef(_:)`](/documentation/simd/simd_make_char16_undef(_:)-5kb1b) Returns a new vector from the specified two-element vector, and other elements undefined. [`simd_make_char16_undef(_:)`](/documentation/simd/simd_make_char16_undef(_:)-5gvk6) Returns a new vector from the specified three-element vector, and other elements undefined. [`simd_make_char16_undef(_:)`](/documentation/simd/simd_make_char16_undef(_:)-5ddf1) Returns a new vector from the specified four-element vector, and other elements undefined. [`simd_make_char16_undef(_:)`](/documentation/simd/simd_make_char16_undef(_:)-4yci9) Returns a new vector from the specified eight-element vector, and other elements undefined. ### Functions to Create Sixteen-Element Vectors From Scalar Values [`simd_make_char16(_:)`](/documentation/simd/simd_make_char16(_:)-9skzf) Returns a new vector with the first element set to a scalar value, and other elements set to zero. [`simd_make_char16_undef(_:)`](/documentation/simd/simd_make_char16_undef(_:)-9uhre) Returns a new vector with the first element set to a scalar value, and other elements undefined. ### Functions to Create Sixteen-Element Vectors From Vectors of Other Types [`simd_char`](/documentation/simd/simd_char-98lzg) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_char`](/documentation/simd/simd_char-98c7g) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_char`](/documentation/simd/simd_char-98qy4) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_char`](/documentation/simd/simd_char-98h4c) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_char`](/documentation/simd/simd_char-98nqs) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_char`](/documentation/simd/simd_char-98dx0) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_char`](/documentation/simd/simd_char-98dt4) Returns a new vector from the specified vector of 32-bit, floating-point elements. ### Functions to Perform Saturating Conversion From Vectors of Other Types [`simd_char_sat`](/documentation/simd/simd_char_sat-6mtcs) Returns a new vector from the specified vector of 8-bit, signed integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6n38c) Returns a new vector from the specified vector of 8-bit, unsigned integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6mogs) Returns a new vector from the specified vector of 16-bit, signed integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6myfw) Returns a new vector from the specified vector of 16-bit, unsigned integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6mwk4) Returns a new vector from the specified vector of 32-bit, signed integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6n6j8) Returns a new vector from the specified vector of 32-bit, unsigned integer elements. [`simd_char_sat`](/documentation/simd/simd_char_sat-6n1q0) Returns a new vector from the specified vector of 32-bit, floating-point elements. ### Common Functions [`simd_abs(_:)`](/documentation/simd/simd_abs(_:)-475ng) Returns the absolute value of each element in a vector. [`simd_clamp(_:_:_:)`](/documentation/simd/simd_clamp(_:_:_:)-509lj) Returns each element in a vector clamped to a specified range. [`simd_equal(_:_:)`](/documentation/simd/simd_equal(_:_:)-19z1a) Returns true if every element in a vector is exactly equal to the corresponding element in a second vector, and otherwise returns false. ### Reduce Functions [`simd_reduce_min(_:)`](/documentation/simd/simd_reduce_min(_:)-3crdj) Returns the miniumum value in a vector. [`simd_reduce_max(_:)`](/documentation/simd/simd_reduce_max(_:)-8idj9) Returns the maximum value in a vector. [`simd_reduce_add(_:)`](/documentation/simd/simd_reduce_add(_:)-7mtzs) Returns the sum of all elements in a vector. ### Extrema Functions [`simd_min(_:_:)`](/documentation/simd/simd_min(_:_:)-3t06b) Returns the minimum value of each element in a vector. [`simd_max(_:_:)`](/documentation/simd/simd_max(_:_:)-2pboz) Returns the maximum value of each element in a vector. ### Logic and Bitwise Functions [`simd_any(_:)`](/documentation/simd/simd_any(_:)-92tuy) [`simd_all(_:)`](/documentation/simd/simd_all(_:)-iajg) [`simd_bitselect(_:_:_:)`](/documentation/simd/simd_bitselect(_:_:_:)-5uq86) Returns a vector that contains elements from either the first or second parameter, based on the corresponding element in the third parameter. ### Alternative Type Alias [`vector_char16`](/documentation/simd/vector_char16) --- Copyright © 2026 Apple Inc. 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