18 lines
447 B
TypeScript
18 lines
447 B
TypeScript
export default function getScroll(target, top) {
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if (typeof window === 'undefined') {
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return 0;
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}
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const prop = top ? 'pageYOffset' : 'pageXOffset';
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const method = top ? 'scrollTop' : 'scrollLeft';
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const isWindow = target === window;
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let ret = isWindow ? target[prop] : target[method];
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// ie6,7,8 standard mode
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if (isWindow && typeof ret !== 'number') {
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ret = window.document.documentElement[method];
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}
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return ret;
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}
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