What is the purpose of the -ldflags option in the go build command?
- It specifies the location of the Go linker.
- It defines linker flags for the Go linker.
- It specifies the Go library directory.
- It disables linking when building the program.
The -ldflags option in the go build command is used to define linker flags for the Go linker. This allows you to set various options related to the binary's behavior, such as setting custom version information or embedding build-time information into the binary. For example, you can use -ldflags "-X main.version=1.0" to set the version variable in your code at build time.
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