Extend your language: Difference between revisions

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 =={{header|langur}}==
-Langur doesn't currently have macros, but the following will otherwise accomplish the task, using the fact that a given expression may accept multiple test expressions. No extension of the language is necessary. This is not limited to 2 conditions.
+Langur doesn't have macros, but the following will otherwise accomplish the task, using the fact that a switch expression may accept multiple test expressions. No extension of the language is necessary. This is not limited to 2 conditions.
 We could use the nxor (logical equivalence) operator to test truthiness.
-<syntaxhighlight lang="langur">given .x nxor, .y nxor {
+<syntaxhighlight lang="langur">switch[and] .x nxor, .y nxor {
     case true: ...          # both true
     case true, false: ...   # first true, second false
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 To test directly for Boolean values (not truthiness), we could use the default == comparison.
-<syntaxhighlight lang="langur">given .x, .y {
+<syntaxhighlight lang="langur">switch[and] .x, .y {
     case true: ...          # both true
     case true, false: ...   # first true, second false