GitHub Flavored Markdown

commonmark.md

@@ -42,13 +42,6 @@
 
 > some entity references
 
-# Blocks and inlines
-
-- `one
-- two`
-
-> Not inline code, but a list
-
 # Leaf blocks
 
 ***

gfm.md

@@ -0,0 +1,184 @@
+# GitHub flavored markdown extensions
+
+This document is derived from [GitHub Flavored Markdown Spec](https://github.github.com/gfm/) and GitHub docs. CC BY-SA
+
+## Tables
+
+| foo | bar |
+| --- | --- |
+| baz | bim |
+| abc | defghi |
+:-: | -----------:
+bar | baz
+
+> a table, the second is delimiter row
+
+| f\|oo  |
+| ------ |
+| b `\|` az |
+| b **\|** im |
+
+> escape `|`
+
+| abc | def |
+| --- | --- |
+| bar |
+| bar | baz | boo |
+
+> empty cell and ignored boo
+
+## Task list items
+
+- [x] foo
+  - [ ] bar
+  - [x] baz
+- [ ] bim
+
+## Strikethrough
+
+~~Hi~~ Hello, world!
+
+## Autolinks
+
+www.commonmark.org
+
+www.commonmark.org/help<lp
+
+foo@bar.baz
+
+## Graphs
+
+```mermaid
+graph TD;
+    A-->B;
+    A-->C;
+    B-->D;
+    C-->D;
+```
+
+> a simple flow chart
+
+```geojson
+{
+  "type": "FeatureCollection",
+  "features": [
+    {
+      "type": "Feature",
+      "id": 1,
+      "properties": {
+        "ID": 0
+      },
+      "geometry": {
+        "type": "Polygon",
+        "coordinates": [
+          [
+              [-90,35],
+              [-90,30],
+              [-85,30],
+              [-85,35],
+              [-90,35]
+          ]
+        ]
+      }
+    }
+  ]
+}
+```
+
+> geojson map with Alabama selected
+
+```topojson
+{
+  "type": "Topology",
+  "transform": {
+    "scale": [0.0005000500050005, 0.00010001000100010001],
+    "translate": [100, 0]
+  },
+  "objects": {
+    "example": {
+      "type": "GeometryCollection",
+      "geometries": [
+        {
+          "type": "Point",
+          "properties": {"prop0": "value0"},
+          "coordinates": [4000, 5000]
+        },
+        {
+          "type": "LineString",
+          "properties": {"prop0": "value0", "prop1": 0},
+          "arcs": [0]
+        },
+        {
+          "type": "Polygon",
+          "properties": {"prop0": "value0",
+            "prop1": {"this": "that"}
+          },
+          "arcs": [[1]]
+        }
+      ]
+    }
+  },
+  "arcs": [[[4000, 0], [1999, 9999], [2000, -9999], [2000, 9999]],[[0, 0], [0, 9999], [2000, 0], [0, -9999], [-2000, 0]]]
+}
+```
+
+> topojson map with Malaysia
+
+```stl
+solid cube_corner
+  facet normal 0.0 -1.0 0.0
+    outer loop
+      vertex 0.0 0.0 0.0
+      vertex 1.0 0.0 0.0
+      vertex 0.0 0.0 1.0
+    endloop
+  endfacet
+  facet normal 0.0 0.0 -1.0
+    outer loop
+      vertex 0.0 0.0 0.0
+      vertex 0.0 1.0 0.0
+      vertex 1.0 0.0 0.0
+    endloop
+  endfacet
+  facet normal -1.0 0.0 0.0
+    outer loop
+      vertex 0.0 0.0 0.0
+      vertex 0.0 0.0 1.0
+      vertex 0.0 1.0 0.0
+    endloop
+  endfacet
+  facet normal 0.577 0.577 0.577
+    outer loop
+      vertex 1.0 0.0 0.0
+      vertex 0.0 1.0 0.0
+      vertex 0.0 0.0 1.0
+    endloop
+  endfacet
+endsolid
+```
+
+> STL 3D model
+
+## LaTeX (MathJax/KaTeX)
+
+$\sqrt{3x-1}+(1+x)^2$
+
+$$
+\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)
+$$
+
+```math
+\sqrt{3}
+```
+
+> Inline math, math block, math block as code
+
+$\{n\in\mathbb{N}:\: n \text{even}\}$
+
+$`U`$
+
+$x = \text{my $y$}$
+
+&dollar;\frac{f}{a}&dollar;
+
+> Some tricky math formula, from [Math on GitHub: The Good, the Bad and the Ugly](https://nschloe.github.io/2022/05/20/math-on-github.html). Have curly brackets, have colon, math text, no math