A/B (LMATH)
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A/B (LMATH)

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Article summary

LMath: A/B

Divides numeric input A by numeric input B and returns the quotient

Purpose

Use this function to:
  • Calculate quotients
  • Divide one number by another

Return Value

PropertyValue
FieldTypeInteger
FieldSizeLow / Med / High / Continuous
DataTypeDiscrete / Continuous
DataSizeShort / Integer
Example Return Value: X*...-X*

e.g.  20, 98754654, -5, -654
Dividing by zero or null
  • Dividing by zero will produce a null
  • Dividing by null will produce a null

AOverB_Sample


Parameters

ParameterJSONDescription
Table“targetTable”: “MyTableName”The target table on which the new field will be created
Filter“dataset”: {DataSet_JSON}Optional.   If a filter is applied, records not in the filter recordset will be returned as null.
Math Function“p1”: “A/B”A/B
A“p2”: “NumericFieldName”
“p2”: ““#N*.N*” 
Required.  The numerator.  Accepts Integer or Double.
Supports:  
  • DataType: Discrete / Continuous
  • Field Type: Integer, Double
  • Fixed Value:  #N*    e.g. #201596,    #-87
  • Fixed Value: #N*.N* e.g. #201596.05,    #-87.98
B“p3”: “NumericFieldName”
“p3”: “#N*.N*”
Required.  The denominator. Accepts Integer or Double.
Supports:  
  • DataType: Discrete / Continuous
  • Field Type: Integer, Double
  • Fixed Value:  #N*    e.g. #201596,    #-87
  • Fixed Value: #N*.N* e.g. #201596.05,    #-87.98
Treat Null as Zero"nullIsZero": true
"nullIsZero": false

True/False.
Default = False
If true, then any null values in the input fields will be treated as if they have a value of 0.

JSON Sample

{
  "method": "BuildBakedField",
  "project": "BikeData",
  "targetTable": "worldcities",
  "overwrite": true,
  "name": "lat_over_long",
  "function": "lmath",
  "p1": "A/B",
  "p2": "lat",
  "p3": "lng"
}


Usage Notes

A/B (DMATH) returns a decimal (i.e., quotient + remainder), A/B (LMATH) returns an integer (i.e., quotient)

See Also:   

Example

ExampleDetails
DescriptionDivide start station ID by 10
Input
  • Table: = [BikeTripData]
  • Filter: = [No Filter]
  • Function: = LMath
  • Math Function = A/B
  • A:= [BikeTripData ].[startStation Id]
  • B:= #10
  • Name: = SSOver10
SampleAOverB_Example





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