js隐藏手机号中间四位,变成*星号
var tel = "13122223333";
var reg = /^(\d{3})\d{4}(\d{4})$/;
tel = tel.replace(reg, "$1****$2");console.log(tel);
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var tel = "13122223333";
var reg = /^(\d{3})\d{4}(\d{4})$/;
tel = tel.replace(reg, "$1****$2");console.log(tel);