网页端JS 必须是 window.webkit.
function locationClick() {
/// "showMessage". 为我们和前端开发人员的约定
window.webkit.messageHandlers.showMessage.postMessage(null);
}
WKWebViewConfiguration *webConfiguration = [[WKWebViewConfiguration alloc] init];
WKWebView *wkwebView = [[WKWebView alloc] initWithFrame:CGRectMake(0, 0, 100, 100) configuration:webConfiguration];
//添加JS
[wkwebView.configuration.userContentController addScriptMessageHandler:self name:@"showMessage"];
userContentController方法里判断JS
-(void)userContentController:(WKUserContentController *)userContentController didReceiveScriptMessage:(WKScriptMessage *)message
{
//判断是否点击更多
if ([message.name isEqualToString:@"showMessage"]) {
message.boby
}
}
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