extension_embed_raw_expression.mdx

id	keywords	name	summary	category
embed-raw-expression	javascript embed raw expression	%raw	This is the `embed JavaScript expression` extension point.	extensionpoints

%raw is used to embed JavaScript expressions.

<CodeTab labels={["ReScript", "JS Output"]}>

let canUseCanvas: unit => bool = %raw(`
  function canUseCanvas() {
    return !!document.createElement('canvas').getContext;
  }
`)

var canUseCanvas = function canUseCanvas() {
  return !!document.createElement("canvas").getContext;
};

See %%raw for embedding top level blocks of JavaScript code rather than expressions.

References

• Embed Raw JavaScript
• Extension Point Attributes