Scalar Variable

See: Scalar Literal, Scalar Value.

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References

1996

• (Wall et al., 1996) ⇒ Larry Wall, Tom Christiansen, and Randal L. Schwartz. (1996). “Programming Perl, 2nd edition." O'Reilly. ISBN:1565921496
  • scalar variable: A variable prefixed with $ that holds a single value.

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