Files
JeecgBoot/ant-design-jeecg-vue/src/components/_util/StringUtil.js
2019-02-25 15:58:05 +08:00

25 lines
587 B
JavaScript

export const getStrFullLength = (str = '') =>
str.split('').reduce((pre, cur) => {
const charCode = cur.charCodeAt(0)
if (charCode >= 0 && charCode <= 128) {
return pre + 1
}
return pre + 2
}, 0)
export const cutStrByFullLength = (str = '', maxLength) => {
let showLength = 0
return str.split('').reduce((pre, cur) => {
const charCode = cur.charCodeAt(0)
if (charCode >= 0 && charCode <= 128) {
showLength += 1
} else {
showLength += 2
}
if (showLength <= maxLength) {
return pre + cur
}
return pre
}, '')
}