Javascript Error Return Statement Outside Function

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Jan 31, 2013. All variables declared outside a function are in the global scope. In the browser, which is. return “”+element.text+””;. shouldn't I have got a “Reference Error” for variable name here as I did not have a var name statement?

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A Survey of the JavaScript Programming Language.

From its use as a front-end scripting language for web development, Javascript. written to perform), a function can be instructed to return the results of its.

Mar 21, 2011. What's useful here is that JavaScript has function level scoping. the anonymous function aren't available to the code outside of it, function baz(){ return foo + ' ' + bar; } window.baz = baz; //Assign 'baz' to the global variable 'baz'. the mark so no wonder I was adding error after error after least.

Dec 29, 2013. All scopes in JavaScript are created with Function Scope only, they aren't created. sayHello('Todd'); // nothing happens, no errors, just silence. Simply accessing variables outside of the immediate lexical scope creates a closure. The return statement here is what returns our public methods, which are.

. statement 'return Validate()' in Add Watch of IE to see the real value and was getting the error 'return' statement outside of function". a JavaScript function.

I was creating a form validator for a client and ran into this weird error ONLY in Internet Exploder (Explorer) 7/8. 'return' outside of function, line 1, char 1.

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We’ll compare various languages on how they approach errors: Python, JavaScript, Lua, Go. and sometimes Elixir do where you, on a per function basis, return.

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Function Declarations vs. Function Expressions – JavaScript. – Jul 6, 2010. If you didn't answer 8, 3, 3 and [Type Error: bar is not a function]. return 3;. } // named function expression. var a = function bar() {. The function name (if any) is not visible outside of it's scope (contrast with Function Declarations). However as kangax pointed out, in mozilla a Function Statement is an.

You used a return statement in the global scope of your code. The return statement should only appear within the body of a function. Invoking a function with the.

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A return statement is within the global scope of the code or from the body of a class or package. The return statement should only appear within the body of a function.

There’s also the TypeScript playground, an interactive webpage that completes statements, prompts for parameters and their types, and warns about type.

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