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chemdemo/js_this.js

Last active August 29, 2015 13:56
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`this` in javascript
Raw
js_this.js
// `this` in javascript functions points to the object called it!!
function f() {
undefined !== this.x ? this.x ++ : (this.x = 1);
}
var o = {
f: f
};
o.f();
o.f();
o.x; // => 2
f();
window.x; // => 1
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