DELTA()
DELTA(float $a, float $b) : int|string
DELTA.
Excel Function: DELTA(a[,b])
Tests whether two values are equal. Returns 1 if number1 = number2; returns 0 otherwise. Use this function to filter a set of values. For example, by summing several DELTA functions you calculate the count of equal pairs. This function is also known as the Kronecker Delta function.
Parameters
| float | $a | the first number |
| float | $b | The second number. If omitted, b is assumed to be zero. |
Returns
int|string —(string in the event of an error)