Floor Php Function

In mathematics and computer science the floor and ceiling functions map a real number to the greatest preceding or the least succeeding integer respectively.

Floor php function.

Besides the built in php functions it is possible to create your own functions. You can simply make a ceil with decimals function by using the round function and add 0 05 to the value if the value must have 1 decimal accuracy or 0 005 for 2 decimals accuracy or 0 0005 for 3 decimals etc. Returns the largest integer that is smaller than or equal to x i e. To round a floating point number look at the round function.

The floor function rounds a number down to the nearest integer if necessary and returns the result. In mathematics and computer science the floor function is the function that takes as input a real number and gives as output the greatest integer less than or equal to denoted or similarly the ceiling function maps to the least integer greater than or equal to denoted or. Rounds downs the nearest integer. The datatype of variable should be double float long double only.

Floor isn t trying to give you the number closest to zero it s giving you the lowest bounding integer of a float. As a worksheet function the floor function can be entered as part of a formula in a cell of a worksheet. As in 1 is logically greater than 1 6. For example and while.

A function will be executed by a call to the function. The floor function is a built in function in excel that is categorized as a math trig function. Glen 01 dec 2007 04 22 php echo floor 1 6. It can be used as a worksheet function ws in excel.

It takes single value whoes floor value is to be calculated. Floor value of 10 is 10 floor value of 111 13 is 112 floor value of 100 01 is 100 floor value of 200 is 200. View the example in the browser. This function is also declared in cmath header file in c language.

A function will not execute automatically when a page loads. The floor function returns the largest integer that is smaller than or equal to x. The floor function returns the largest possible integer value which is equal to the value or smaller than that. Will output 1.

Required header in the c language the required header for the floor function is. Php user defined functions. To round a number up to the nearest integer look at the ceil function.