Add $double-var1 to $double-var2. The + operator invokes the double-add operator.
op:double-add(xs:double $double-var1, xs:double $double-var2) —> xs:double
Represents a double precision (64 bit) floating point number, for example: 1.1. |
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Represents a double precision (64 bit) floating point number, for example: 1.1. |
Returns the double value of adding $double-var1 to $double-var2.
Invoking double-add("1.0","2.0") returns the double precision floating point value: 3.0 as shown in the following example query:
<double-add>{op:double-add("1.0","2.0")}</double-add>
The preceding query generates the following result:
<double-add>3.0</double-add>
W3C double data type description.
W3C numeric-add operator description.