File: allowed_rounding_error.inc

package info (click to toggle)
php5 5.3.3-7%2Bsqueeze17
  • links: PTS, VCS
  • area: main
  • in suites: squeeze
  • size: 122,824 kB
  • ctags: 55,742
  • sloc: ansic: 633,963; php: 19,620; sh: 11,344; xml: 5,816; cpp: 2,400; yacc: 1,745; exp: 1,514; makefile: 1,019; pascal: 623; awk: 537; sql: 22
file content (18 lines) | stat: -rw-r--r-- 395 bytes parent folder | download | duplicates (8) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
<?php
function allowed_rounding_error ($number, $expected) {

	//different machines  may give slightly different floating point numbers
	//This assumes that the results will be the same to + or - 1.0E-10.

	$small_number = 1.0e-10;
	$min = $expected - $small_number;
	$max = $expected + $small_number;

	if ($number < $max  && $number > $min ) {
		return true;
	}
	else {
		return false;
	}
}
?>