Method: Ferrum::Browser#evaluate_on_new_document

Defined in:: lib/ferrum/browser.rb

#evaluate_on_new_document(expression) ⇒ `Object`

Evaluate JavaScript to modify things before a page load.

Examples:

browser.evaluate_on_new_document "Object.defineProperty(navigator, \"languages\", {\n  get: function() { return [\"tlh\"]; }\n});\n"

Parameters:

expression (String) —

The JavaScript to add to each new document.



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# File 'lib/ferrum/browser.rb', line 188

def evaluate_on_new_document(expression)
  extensions << expression
end