xmlstarlet:tldr:d3fcf
xmlstarlet: Insert an attribute to all matching nodes, and print to stdout (source file is unchanged).
$ xmlstarlet edit --insert ${xpath} --type attr --name ${attribute_name} --value ${attribute_value} ${filename-xml}
try on your machine
The command you mentioned is using the xmlstarlet tool to edit an XML file by inserting a new attribute at a specific location specified by an XPath expression. Here's a breakdown of the command:
xmlstarlet: This is the executable command for the xmlstarlet tool. It is used for processing and editing XML files from the command line.edit: This is the specific action or subcommand of the xmlstarlet tool that instructs it to perform editing operations on an XML document.--insert ${xpath}: It specifies the XPath expression that identifies the location in the XML document where the new attribute should be inserted.${xpath}is a placeholder for the actual XPath expression you need to provide.--type attr: This option specifies that the editing operation is an attribute insertion.--name ${attribute_name}: It specifies the name of the attribute to be inserted.${attribute_name}is a placeholder for the actual name you need to provide.--value ${attribute_value}: This option specifies the value of the attribute to be inserted.${attribute_value}is a placeholder for the actual value you need to provide.${filename-xml}: It specifies the path or name of the XML file you want to modify.${filename-xml}is a placeholder for the actual filename or path you need to provide. Make sure to replace it with the actual file name or path.
This explanation was created by an AI. In most cases those are correct. But please always be careful and
never run a command you are not sure if it is safe.