warp.len
========

.. currentmodule:: warp._src.lang

.. function:: len(a: Vector[Scalar, Any]) -> int

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: Quaternion[Float]) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: Matrix[Scalar, Any, Any]) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: Transformation[Float]) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: Array[Any]) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: Tile[Any, tuple[int, ...]]) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.
   

.. function:: len(a: tuple) -> int
   :noindex:

   .. wp-function-tags::
      :kernel: true
      :python: false
      :differentiable: false

   Query the length of ``a``.
   
   :returns: The number of elements for vectors, quaternions, and transformations; the number
             of rows for matrices and tiles; or the size of the leading dimension for arrays.