repl.txt (544B)
1 2 {{alias}}() 3 Returns an accumulator function which incrementally updates a count. 4 5 If provided a value, the accumulator function returns an updated count. If 6 not provided a value, the accumulator function returns the current count. 7 8 Returns 9 ------- 10 acc: Function 11 Accumulator function. 12 13 Examples 14 -------- 15 > var accumulator = {{alias}}(); 16 > var v = accumulator() 17 0 18 > v = accumulator( 2.0 ) 19 1 20 > v = accumulator( -5.0 ) 21 2 22 > v = accumulator() 23 2 24 25 See Also 26 -------- 27