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javascript

/

019声明提升.html

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30 lines (23 loc) · 351 Bytes

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javascript

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019声明提升.html

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30 lines (23 loc) · 351 Bytes

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<!DOCTYPE html>

<html>

<head>

<meta charset="UTF-8">

<title></title>

<script>

var n;

var test;

n = 2;

(function(){

var n;

console.log(n);

n = 10;

console.log(n);

})();

console.log(test);

test = function(){

}

</script>

</head>

<body>

</body>

</html>

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