将目标c变量传递给ios中的javascript

Question

如何将ObjectiveC字符串变量传递给javascript函数？我刚刚开始使用javascript ..所以请注意我的无知...

Answer 1

NSString * param  = @"foo";   
NSString * jsCallBack = [NSString stringWithFormat:@"myFunc('%@')",param];
[webView stringByEvaluatingJavaScriptFromString:jsCallBack];