需求：

 validateAddress(address) {const parts = address.split(':'); //例子：['192.168.0.55', '2022']const host = parts[0];const port = Number(parts[1]);if (/^[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+$/.test(host)) {// 是 IP 地址const octets = host.split('.');if (octets.length !== 4) {return 'IP地址格式错误';}for (let i = 0; i < octets.length; i++) {const octet = Number(octets[i]);if (isNaN(octet) || octet < 0 || octet > 255) {return 'IP地址范围[0,255]';}}if (isNaN(port) || port < 0 || port > 65535) {return '端口取值范围(0,65535)';}return '';} else if (/^[a-zA-Z0-9-_]+(\.[a-zA-Z0-9-_]+)+$/.test(host)) {// 是域名const domainRegex = /^[a-zA-Z0-9-_]+(\.[a-zA-Z0-9-_]+)+$/;if (!domainRegex.test(host)) {return '域名格式错误';}const parts = host.split('.');if (host.length > 253) {return '域名长度不能超过253个字符';}if (parts.length < 2 || parts[parts.length - 1].length < 2) {return '顶级域名长度大于2字符';}for (let i = 0; i < parts.length; i++) {const part = parts[i];if (part.length > 63) {return '每个部分的长度不能超过63个字符';}}return '';} else {return '地址格式错误';}},validateAddresses(addresses) {let valid = true;const messages = [];for (let i = 0; i < addresses.length; i++) {const address = addresses[i];const message = this.validateAddress(address);if (message) {valid = false;messages.push(`第${i + 1}行：${message}`);}}if (!valid) {return messages.join('\n');}return '地址格式正确';},// 测试地址格式const addresses = this.dataSourceForm.host.split('\n');console.log(this.validateAddresses(addresses)); // 输出：第2行：域名格式错误\n第3行：地址格式错误if (this.validateAddresses(addresses) === '地址格式正确') {console.log('成功啦');// 你的操作逻辑----} else {console.log('失败咯');this.$message.error(this.validateAddresses(addresses))}