隐藏部分号码为星号,过滤银行卡号手机号
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效果展示:
直接上代码:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <meta http-equiv="X-UA-Compatible" content="ie=edge"> <title>Document</title> <style> input{ width:800px; } </style> </head> <body> <input id="card" type="text" placeholder="请输入银行卡号"> <input id="phone" type="text" placeholder="请输入银行卡号"> <script> var cardInput = document.getElementById(\'card\'); var phoneInput = document.getElementById(\'phone\'); //模拟数据 var str = \'6228480402564890018\'; var phone = \'13367678989\'; //银行卡号过滤 function stringHidePart(strObj){ var strLength = strObj.length; var star = \'\'; var strRel = \'\'; if(strLength>6){ var hideSec = strObj.substring(3); //星号部分 for(var i=7;i<hideSec.length;i++){ star+= "*"; } }; strRel = strObj.substring(0,6) + star + strObj.substr(strObj.length-4); // strRel=strRel.replace(/\\s/g,\'\').replace(/(.{4})/g,"$1 "); return strRel; }; //银行卡号过滤 function stringHidePart2(strObj){ var strLength = strObj.length; var star = \'\'; var strRel = \'\'; if(strLength>3){ var hideSec = strObj.substring(3); //星号部分 for(var i=4;i<hideSec.length;i++){ star+= "*"; } }; strRel = strObj.substring(0,3) + star + strObj.substr(strObj.length-4); // strRel=strRel.replace(/\\s/g,\'\').replace(/(.{4})/g,"$1 "); return strRel; }; window.onload = function(){ // 判断后台数据是否存在 if(str.length>0){ cardInput.value = stringHidePart(str); cardInput.setAttribute(\'disabled\',\'disabled\') }else{ //用户输入 } if(phone.length>0){ phoneInput.value= stringHidePart2(phone); phoneInput.setAttribute(\'disabled\',\'disabled\') }else{ //用户输入 } } </script> </body> </html>
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