Math functions (JSF Tools Tag library documentation)

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Math functions

Standard Syntax:


                    
                
                    <%@ taglib prefix="math" uri="http://jsftools.logikdev.com/math" %>

XML Syntax:


                    
                
                    <anyxmlelement xmlns:math="http://jsftools.logikdev.com/math" />

JSF Tools 0.3 Math functions library

Tag Library Information
Display Name	Math functions
Version	0.3
Short Name	math
URI	http://jsftools.logikdev.com/math

Function Summary
`java.lang.Number`	`abs( java.lang.Object)`	Returns the absolute value of the number.
`java.lang.Number`	`add( java.lang.Object[])`	Returns the sum of the numbers. Other functions available: `java.lang.Number add(java.lang.Object, java.lang.Object)` Examples: ${math:add(numbers) ${math:add(number1, number2)}
`java.lang.Integer`	`ceil( java.lang.Object)`	Returns the smallest integer that is not less than the given number.
`java.lang.Number`	`div( java.lang.Object[])`	Returns the quotient of the numbers. Other functions available: `java.lang.Number div(java.lang.Object, java.lang.Object)` Examples: ${math:div(numbers) ${math:div(number1, number2)}
`java.lang.Integer`	`floor( java.lang.Object)`	Returns the integer portion of the number.
`java.lang.Number`	`getAverage( java.util.Collection)`	Returns the average of the values. Other functions available: `java.lang.Number getAverage(java.util.Collection, java.lang.String)` `java.lang.Number getAverage(java.lang.Double[])` `java.lang.Number getAverage(java.lang.Long[])` `java.lang.Number getAverage(java.lang.Object[])` `java.lang.Number getAverage(java.lang.Object[], java.lang.String)` Examples: ${math:getAverage(collection)} ${math:getAverage(collection, field)} ${math:getAverage(values)} ${math:getAverage(values)} ${math:getAverage(array)} ${math:getAverage(array, field)}
`java.lang.Double`	`getRandom( )`	Returns a pseudo-random `Double` greater than or equal to 0.0 and less than 1.0.
`java.lang.Number`	`getTotal( java.util.Collection)`	Returns the sum of the values. Other functions available: `java.lang.Number getTotal(java.util.Collection, java.lang.String)` `java.lang.Number getTotal(java.lang.Double[])` `java.lang.Number getTotal(java.lang.Long[])` `java.lang.Number getTotal(java.lang.Object[])` `java.lang.Number getTotal(java.lang.Object[], java.lang.String)` Examples: ${math:getTotal(collection)} ${math:getTotal(collection, field)} ${math:getTotal(values)} ${math:getTotal(values)} ${math:getTotal(array)} ${math:getTotal(array, field)}
`java.lang.Number`	`idiv( java.lang.Object, java.lang.Object)`	Returns the result of performing integer division on the operands.
`java.lang.Number`	`max( java.lang.Object[])`	Returns the largest of the numbers. Other functions available: `java.lang.Number max(java.lang.Object, java.lang.Object)` Examples: ${math:max(numbers) ${math:max(number1, number2)}
`java.lang.Number`	`min( java.lang.Object[])`	Returns the smallest of the numbers. Other functions available: `java.lang.Number min(java.lang.Object, java.lang.Object)` Examples: ${math:min(numbers) ${math:min(number1, number2)}
`java.lang.Integer`	`mod( java.lang.Object, java.lang.Object)`	Returns the result of performing integer modulus on the operands.
`java.lang.Number`	`mul( java.lang.Object[])`	Returns the product of the numbers. Other functions available: `java.lang.Number mul(java.lang.Object, java.lang.Object)` Examples: ${math:mul(numbers) ${math:mul(number1, number2)}
`java.lang.Number`	`pow( java.lang.Object, java.lang.Object)`	Returns the first number raised to the power of the second.
`java.lang.Number`	`random( java.lang.Object, java.lang.Object)`	Returns a pseudo-random `Number` greater than or equal to the first number and less than the second.
`java.lang.Integer`	`round( java.lang.Object)`	Returns the number rounded to the nearest whole Integer.
`java.lang.Double`	`roundTo( java.lang.Object, java.lang.Object)`	Returns the value rounded to the specified number of decimal places.
`java.lang.Number`	`sub( java.lang.Object[])`	Returns the difference of the numbers (subtracted in order). Other functions available: `java.lang.Number sub(java.lang.Object, java.lang.Object)` Examples: ${math:sub(numbers) ${math:sub(number1, number2)}
`java.lang.Double`	`toDouble( java.lang.Object)`	Returns a `Double` representation of the number.
`java.lang.Integer`	`toInteger( java.lang.Object)`	Returns a `Integer` representation of the number.
`java.lang.Number`	`toNumber( java.lang.Object)`	Returns a `Number` representation of the number.

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