js 手机号用横线分隔

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2022-07-14

alert("18723568888".replace(/(?=(\d{4})+$)/g,"-"));//横线


alert("18723568888".replace(/(?=(\d{4})+$)/g,"-")); //空格

alert("18723568888".replace(/(?=(\d{4})+$)/g,"-"));

js 手机号用横线分隔_java

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