examples: lang: Fix env0 example
Change function calls to the correct one, remove extra argument in getenv call, and fix typo.
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@@ -4,20 +4,20 @@
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import "fmt"
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import "fmt"
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import "sys"
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import "sys"
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$x = sys.getenv("TEST", "321")
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$x = sys.getenv("TEST")
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print "print1" {
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print "print1" {
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msg => fmt.printf("the value of the environment variable TEST is: %s", $x),
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msg => fmt.printf("the value of the environment variable TEST is: %s", $x),
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}
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}
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$y = sys.getenv("DOESNOTEXIT", "321")
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$y = sys.defaultenv("DOESNOTEXIT", "321")
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print "print2" {
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print "print2" {
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msg => fmt.printf("environment variable DOESNOTEXIT does not exist, defaulting to: %s", $y),
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msg => fmt.printf("environment variable DOESNOTEXIT does not exist, defaulting to: %s", $y),
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}
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}
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$z = sys.getenv("EMPTY", "456")
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$z = sys.defaultenv("EMPTY", "456")
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print "print3" {
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print "print3" {
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msg => fmt.printf("same goes for epmty variables like EMPTY: %s", $z),
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msg => fmt.printf("same goes for empty variables like EMPTY: %s", $z),
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}
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}
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