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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | 1x 9x 1x 8x 8x 1x | /* eslint-disable no-control-regex */
/**
* 获取字符串长度,一个中文算2个字符
* @method byteLength
* @param {String} str 要计算长度的字符串
* @return {Number} 字符串长度
* @example
* import { byteLength } from '@spore-ui/tskit';
* byteLength('中文cc'); // 6
*/
export function byteLength(str: string): number {
let aMatch = null;
if (!str) {
return 0;
}
aMatch = str.match(/[^\x00-\xff]/g);
return (str.length + (!aMatch ? 0 : aMatch.length));
}
export default byteLength;
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