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Diffstat (limited to 'src/utils/within-range.lisp')
| -rw-r--r-- | src/utils/within-range.lisp | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/utils/within-range.lisp b/src/utils/within-range.lisp new file mode 100644 index 0000000..9a0b762 --- /dev/null +++ b/src/utils/within-range.lisp @@ -0,0 +1,5 @@ +(in-package :lizfcm.utils) + +(defun within-range-p (x true-value delta) + (and (< x (+ true-value delta)) + (> x (- true-value delta)))) |