Definition: | atom a = sum(object x) |
Description: | Add together all elements of x, however deeply nested. |
Comments: | This function may be applied to an atom or all elements of a sequence.
Note: Unlike several other functions there is no separate sq_sum function, instead the one routine (see builtins\psum.e) can be used for any argument. |
Example: |
r = sum({1,2,3,4}) -- r is 10 |