mirror of https://github.com/CesiumGS/cesium.git
23 lines
692 B
JavaScript
23 lines
692 B
JavaScript
/**
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* Creates a Globally unique identifier (GUID) string. A GUID is 128 bits long, and can guarantee uniqueness across space and time.
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*
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* @function
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*
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* @returns {string}
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*
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*
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* @example
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* this.guid = Cesium.createGuid();
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*
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* @see {@link http://www.ietf.org/rfc/rfc4122.txt|RFC 4122 A Universally Unique IDentifier (UUID) URN Namespace}
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*/
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function createGuid() {
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// http://stackoverflow.com/questions/105034/how-to-create-a-guid-uuid-in-javascript
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return "xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx".replace(/[xy]/g, function (c) {
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const r = (Math.random() * 16) | 0;
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const v = c === "x" ? r : (r & 0x3) | 0x8;
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return v.toString(16);
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});
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}
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export default createGuid;
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