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Diffstat (limited to 'help/header.md')
| -rw-r--r-- | help/header.md | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/help/header.md b/help/header.md new file mode 100644 index 00000000..c881943a --- /dev/null +++ b/help/header.md @@ -0,0 +1,20 @@ +*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/header.html).* + +# Colon (`:`) + +## `:`: Header +[โfull documentation](../doc/block.md#block-headers) + +Placed at the end of a block header. A header has syntax that matches the way the block is called. It indicates the block type, and number and structure of inputs. + + "xy" {aโฟb _op c: b} โ + +Multiple bodies are searched in order to find one with a matching header. + + F โ {m Fn n: m+Fn n; ๐n: 2รn; ๐โผ๐ฉ: ๐ฉรท2} + + F 3 # ๐n + + Fโผ 6 # ๐โผ๐ฉ + + 10 F 3 # m Fn n |