swift 转 Object-clet web = WKWebViewinitframe CGRectinitx 0 y 100 width viewboundssizewidth height viewboundssizeheight - 100 let js = consolelog = functionoriLogFunc

#import <WebKit/WebKit.h>

WKWebView *web = [[WKWebView alloc] initWithFrame:CGRectMake(0, 100, CGRectGetWidth(self.view.bounds), CGRectGetHeight(self.view.bounds) - 100)]; NSString *js = @"console.log = (function(oriLogFunc){
return function(str){
oriLogFunc.call(console,str);
window.webkit.messageHandlers.log.postMessage(str);
}
})(console.log);"; WKUserScript *script = [[WKUserScript alloc] initWithSource:js injectionTime:WKUserScriptInjectionTimeAtDocumentStart forMainFrameOnly:NO]; [web.configuration.userContentController addUserScript:script]; [web.configuration.userContentController addScriptMessageHandler:self name:@"log"]