Php Floor Function

The floor function rounds a number down to the nearest integer if necessary and returns the result. The floor function converts the given numeric value to the next lower integer. Floor isn t trying to give you the number closest to zero it s giving you the lowest bounding integer of a float.

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The result will be rounded to 2.

Php floor function.

This function accepts any float number as argument and rounds it down to the next lowest integer. Glen 01 dec 2007 04 22 php echo floor 1 6. What is php floor function. Php user defined functions.

Php floor function is used to round a given input number down to the nearest integer. A function will not execute automatically when a page loads. 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. The greatest integer function also known as the floor function gives the greatest integer less than or equal to its argument the floor of is usually denoted by or the action of this function is the same as rounding down on a positive argument this function is the same as dropping everything after the decimal point but this is not true for negative values.

The floor function is another in built function in php iterpreter. If we take the same example previously described we will have the following results. The result will be rounded to 7. It accepts only a single parameter number that is the nearest integer.

To round a floating point number look at the round function. Will the result be rounded. See example of php floor function. Besides the built in php functions it is possible to create your own functions.

In reply to glen who commented. This function always returns a float number as range of float is bigger than that of integer. To round a number up to the nearest integer look at the ceil function. The floor function works in the inverse of the ceil this rounds the fractional values down.

View the example in the browser. As in 1 is logically greater than 1 6. Will output 1. A function is a block of statements that can be used repeatedly in a program.

To go lower the floor function would go to 2 which is logically less than 1 6. A function will be executed by a call to the function.

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