September 2015
Intermediate to advanced
250 pages
6h 40m
English
Content preview from Pragmatic Scala
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Reading and Writing XML
Once we get an XML document in memory, we know how to parse it. The next step is to figure out a way to get an XML document loaded into the program and to save an in-memory document to a file. As an example, let’s load an XML file that contains symbols and units, increase the units by 1, and store the updated content back into another XML file. Let’s first tackle the step of loading the file.
Here’s a sample file stocks.xml that we’ll use:
| UsingScala/stocks.xml | |
| | <symbols> |
| | <symbol ticker="AAPL"><units>200</units></symbol> |
| | <symbol ticker="ADBE"><units>125</units></symbol> |
| | <symbol ticker="ALU"><units>150</units></symbol> |
| | <symbol ticker="AMD"><units>150</units></symbol> ... |
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