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12 lines
193 B
12 lines
193 B
6 months ago
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function splitPhone(str){
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if (str.length !==11){
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return str
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}
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var arr =str.split('')
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arr.splice(3,0,'-')
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arr.splice(8,0,'-')
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return arr.join('')
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}
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module.exports={
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splitPhone: splitPhone
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}
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