====== FLOOR ====== {{:en:mervis-ide:35-help:floor.png}} ===== Function name ===== FLOOR ===== ST call ===== PROGRAM FLOOR_DEMO VAR REAL1,REAL2: REAL; END_VAR REAL2:= FLOOR(IN:=REAL1); END_PROGRAM ===== Description ===== Returns the largest whole number which is not greater than the input value. ===== Inputs ===== |Input|Type |Description| |IN |ANY_REAL|Input value| ===== Outputs ===== |Output|Type |Description | |=> |ANY_REAL|Output value| ===== Application example ===== {{:en:mervis-ide:35-help:floor_example.png}} ===== Calculation example ===== |Input value|round ( _TO_ )|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:030-floor|floor]]|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:020-ceil|ceil]]|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:065-trunc|trunc]]| |5.5 |6 |5 |6 |5 | |3.8 |4 |3 |4 |3 | |2.3 |2 |2 |3 |3 | |-2.3 |-2 |-3 |-2 |-2 | |-3.8 |-4 |-4 |-3 |-3 | |-5.5 |-6 |-6 |-5 |-5 |