stringByEvaluatingJavaScript(from:)
Returns the result of running a JavaScript script.
Declaration
func stringByEvaluatingJavaScript(from script: String) -> String?Parameters
- script:
The JavaScript script to run.
Return Value
The result of running the JavaScript script passed in the script parameter, or nil if the script fails.
Discussion
New apps should instead use the evaluateJavaScript(_:completionHandler:) method from the WKWebView class. Legacy apps should adopt that method if possible.