Commitff2773c

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refactor(utils): use stringz in cutFrom

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Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,6 @@`
`1`	`1`	`importRfrom'ramda'`
`2`	`2`	`importPubSubfrom'pubsub-js'`
	`3`	`+import{limit,length}from'stringz'`
`3`	`4`
`4`	`5`	`import{TAG_COLOR_ORDER}from'@config'`
`5`	`6`	`import{EVENT}from'@constant'`
`@@ -46,16 +47,7 @@ export const Rlog = (arg = 'Rlog: ') => R.tap(log(arg))`
`46`	`47`	`@param {number} len 需要显示多少个汉字，两个英文字母相当于一个汉字`
`47`	`48`	`*/`
`48`	`49`	`exportconstcutFrom=(str,len=20)=>{`
`49`		`-constreg=/[\u4e00-\u9fa5]/g// 匹配中文`
`50`		`-constslice=str&&str.substring(0,len)`
`51`		`-// eslint-disable-next-line no-bitwise`
`52`		`-constchineseCharNum=~~(`
`53`		`-slice&&`
`54`		`-slice.match(reg)&&`
`55`		`-slice.match(reg).length`
`56`		`-)`
`57`		`-constrealen=slice&&slice.length*2-chineseCharNum`
`58`		`-returnstr&&str.substr(0,realen)+(realen<str.length ?'...' :'')`
	`50`	+returnlen>=length(str) ?str :`${limit(str,len,'')}...`
`59`	`51`	`}`
`60`	`52`
`61`	`53`	`// https://stackoverflow.com/questions/9461621/how-to-format-a-number-as-2-5k-if-a-thousand-or-more-otherwise-900-in-javascrip`

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