Method enumerate()
- Method enumerate
array(int) enumerate(int n)
array enumerate(int n, void|mixed step, void|mixed start, void|function(:void) operator)- Description
Create an array with an enumeration, useful for initializing arrays or as first argument to map() or foreach().
The defaults are: step = 1, start = 0, operator = `+
Advanced use
The resulting array is calculated like this:
array enumerate(int n, mixed step, mixed start, function operator) { array res = allocate(n); for (int i=0; i < n; i++) { res[i] = start; start = operator(start, step); } return res; }
- See also
map(), foreach()