Syntax Lookup

Enter some language construct you want to know more about.

This is the raw expression extension point.

%raw is used to embed "raw JavaScript expressions".

ReScriptJS Output

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

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