28 Numerics library [numerics]

28.6 Numeric arrays [numarray]

28.6.7 Class template gslice_array [template.gslice.array]

28.6.7.4 Fill function [gslice.array.fill]

void operator=(const T&) const;
This function has reference semantics, assigning the value of its argument to the elements of the valarray<T> object to which the gslice_array object refers.