xmlAsNumber

Arguments

xp

xp, a XML mlist typed XMLSet or XMLList

nums

nums, a single row of doubles

Description

The result of a XPath query or the chidren of a node can be a set of XMLElements which contains numbers, so the aim of this function is to convert the contents of each nodes into a double.

Examples

doc = xmlReadStr("<root><a>12</a><a>13</a><a>1.2345678</a><a>45e3</a><a>.23E-2</a></root>");

// Retrieve the content of the nodes with name equal to "a"
xp = xmlXPath(doc, "//a/text()");

// convert the result into doubles
data = xmlAsNumber(xp)

xmlDelete(doc);

See Also

• xmlXPath — Make a XPath query on a XML document
• xmlAsText — Convert the result of a XPath query into a row of strings
• xmlName — Retrieve the name of the elements.

History