@iimm/shared
Version:
shared utils on browser and react env
9 lines • 425 B
JavaScript
/** 从base64字符串（含data部分）获取mime
* (返回mimeType或空字符串)
*/
export var getMimeTypeFromBase64 = function getMimeTypeFromBase64(base64Str) {
var _splitedArr$0$match;
var splitedArr = (base64Str || '').split(',');
var mimeType = ((_splitedArr$0$match = splitedArr[0].match(/:(.*?);/)) === null || _splitedArr$0$match === void 0 ? void 0 : _splitedArr$0$match[1]) || '';
return mimeType;
};