Subtracts $decimal-var2 from $decimal-var1. The - operator invokes the decimal-subtract operator.
op:decimal-subtract(xs:decimal $decimal-var1, xs:decimal $decimal-var2) —> xs:decimal
Returns the decimal value of subtracting $decimal-var2 from $decimal-var1.
Invoking decimal-subtract("2.2","1.1") returns the decimal value 1.1 as shown in the following example query:
<decimal-subtract>{op:decimal-subtract("2.2","1.1")}</decimal-subtract>
The preceding query generates the following result:
<decimal-subtract>1.1</decimal-subtract>
W3C decimal data type description.
W3C numeric-subtract operator description.