Php array functions (3)

: This article mainly introduces php array functions (3). For more information about PHP tutorials, see. 6. array_sum ( $ Array); Array_product ( $ Array);

$ Arr = array ("2", "3", "4"); $ sum = array_sum ($ arr); $ product = array_product ($ arr ); print ($ sum."
"); Print ($ product );

The result is as follows:

In the sum and product functions, if there are non-numeric units in the array, the unit is zero. Therefore, for arrays that contain non-numeric units, the result is 0. for example

$ Arr = array ("2", "3", "4", "a"); $ sum = array_sum ($ arr); $ product = array_product ($ arr ); print ($ sum."
"); Print ($ product );

The above introduces the php array function (3), including the content, hope to be helpful to friends interested in the PHP Tutorial.