function extractPhoneNumber(input) { let regex = /^\+?1[3-9]\d{2}[-\s]?(\d{4})[-\s]?(\d{4})$/; let match = input.match(regex); if (match) { return match.slice(1).join(''); } return null; } function formatPhoneNumber(input) { let regex = /^\+?1[3-9]\d{2}...
// test返回'true'如果有匹配,如果没有则返回'false' const match = regex.test(phoneNumber); 源于:https://indepthjavascript.dev/how-to-match-a-phone-number-wit...
return regex.test(phoneNumber); } console.log(isValidPhoneNumber("123-456-7890")); // true console.log(isValidPhoneNumber("123.456.7890")); // true console.log(isValidPhoneNumber("1234567890")); // true console.log(isValidPhoneNumber("123-456-789")); // false console.log(isValidPho...
Validate a Phone Number Using a JavaScript Regex and HTML To validate a phone number using the JavaScript regex and HTML, you just need to follow these steps: 1. Create an HTML file. Then add these lines: div class="p-4" form id="myform" div label for="myform_phone" Phone: /label...
//phone number is not valid. Please notice that you don't need to check if it's empty or null since Regex checks it for you anyways if (!phonePattern.test(phoneNumber)) { alert("Please Enter your Phone or Mobile Number - Preferably Phone Number"); ...
phoneNum = str; formatedPhoneNum = phoneNum.replace(/(\d{3,3})/g,"$1\-"); formatedPhoneNum.slice(-1) ==="-"&& (formatedPhoneNum = formatedPhoneNum.slice(0,-1)); 2、组件封装之中用到的模板 实现核心代码: varregex =/(\{(\w+)\})/gfor(vari =0, len = data.length; i <...
functionvalidatePhoneNumber(phoneNumber){// 正则表达式:匹配中国大陆手机号码constregex=/^1[3-9]\d{9}$/;returnregex.test(phoneNumber);}// 示例调用constphoneNumber="13800138000";if(validatePhoneNumber(phoneNumber)){console.log("手机号码格式正确");}else{console.log("手机号码格式不正确");} ...
return regex.test(phoneNumber); } // 使用示例 var phoneNumber = '13800138000'; if (validatePhoneNumber(phoneNumber)) { console.log('手机号码格式正确'); } else { console.log('手机号码格式错误'); } 在上面的示例中,我们定义了一个validatePhoneNumber函数,它接受一个手机号码作为参数,函数内部使用...
Errno 2] No such file or directory: 'xx.xlsx' 这个时候,就需要检测文件名,是否包含中文,及时return。 二、原理 中文字符的编码范围是: \u4e00 - \u9fff 只要编码在此范围就可判断为中文字符 三、函数 def is_chinese(self, string): """ 检查整个字符串是否包含中文 :param s ...
constphoneRegex=/^\d{11}$/; 5.匹配IP地址(IPv4): constipRegex=/^(\d{1,3}\.){3}\d{1,3}$/; 6.匹配数字: constnumberRegex=/^\d+$/; 7.匹配字母和数字: constalphanumericRegex=/^[a-zA-Z0-9]+$/; 8.匹配至少包含一个大写字母、一个小写字母和一个数字的密码: ...