10print(len(
a)) # prints
'2'
13- Their elements can be read and written with the `getitem` and `setitem` operators, respectively:
17print(
a[0]) # prints
'0.2'
size_t size(const MatrixT &matrix)
retrieve the size of a square matrix
Array of chars or bytes (8 bits per element).
Array of doubles (64 bits per element).
Array of floats (32 bits per element).
Array of integers (32 bits per element).
Array of longs (32 or 64 bits per element).
Array of shorts (16 bits per element).
Abstract array base class.