有没有办法在Javascript中将变量名称作为字符串?(比如Cocoa中的NSStringFromSelector)
我想这样做:
var myFirstName = 'John';
alert(variablesName(myFirstName) + ":" + myFirstName);
--> myFirstName:John
Run Code Online (Sandbox Code Playgroud)
- 添加
我正在尝试使用JavaScript连接浏览器和其他程序.我想将实例名称从浏览器发送到另一个程序以获取回调方法.
FooClass = function(){};
FooClass.someMethod = function(json) {
// Do something
}
instanceA = new FooClass();
instanceB = new FooClass();
doSomethingInAnotherProcess(instanceB); // result will be substituted by using instanceB.someMethod();
...
Run Code Online (Sandbox Code Playgroud)
....
[来自其他节目]
evaluateJavascriptInBrowser("(instanceName).someMethod("resultA");");
Run Code Online (Sandbox Code Playgroud)
在PHP中:如何在PHP 中将变量名称作为字符串?
javascript ×1