mirror of
https://github.com/NaiboWang/EasySpider.git
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78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
// function isExtract() { //检测当前锚点之前的元素是否为提取数据字段
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// if (app.$data.nowArrow["position"] == -1) {
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// return false;
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// } else if (nodeList[nodeList[app.$data.nowArrow["pId"]].sequence[app.$data.nowArrow["position"]]]["option"] == 3) {
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// return true;
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// } else {
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// return false;
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// }
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// }
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function DateFormat(datetime) {
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let date = new Date(datetime);
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// Format the date and time
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let formatted = date.getFullYear() +
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'-' + String(date.getMonth() + 1).padStart(2, '0') +
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'-' + String(date.getDate()).padStart(2, '0') +
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' ' + String(date.getHours()).padStart(2, '0') +
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':' + String(date.getMinutes()).padStart(2, '0') +
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':' + String(date.getSeconds()).padStart(2, '0');
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return formatted;
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}
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function getUrlParam(name) {
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let reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); //构造一个含有目标参数的正则表达式对象
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let r = window.location.search.substr(1).match(reg); //匹配目标参数
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if (r != null) return unescape(r[2]);
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return ""; //返回参数值,默认后台地址
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}
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// 判断字符串中英文字符的个数哪个多
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function detectLang(str) {
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let enCount = 0;
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let cnCount = 0;
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for (let i = 0; i < str.length; i++) {
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const charCode = str.charCodeAt(i);
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if ((charCode >= 0x0000) && (charCode <= 0x007F)) {
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enCount += 1;
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} else if ((charCode >= 0x4E00) && (charCode <= 0x9FA5)) {
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cnCount += 1;
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}
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}
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if (enCount === cnCount) {
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return 2;
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} else if (enCount > cnCount) {
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return 0;
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}
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return 1;
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}
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Vue.filter('lang', function (value) {
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let value1 = value.split("~")[0];
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let value2 = value.split("~")[1];
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let value_zh = "";
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let value_en = "";
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if (detectLang(value1) == 1) {
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value_zh = value1;
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value_en = value2;
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} else {
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value_zh = value2;
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value_en = value1;
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}
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if (getUrlParam("lang") == "zh") {
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return value_zh;
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} else {
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return value_en;
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}
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})
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function isValidMySQLTableName(tableName) {
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// 正则表达式：以字母或汉字开头，后接字母、数字、下划线或汉字的字符串，长度为1到64字符
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const pattern = /^[\u4e00-\u9fa5a-zA-Z][\u4e00-\u9fa5a-zA-Z0-9_]{0,63}$/;
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return pattern.test(tableName);
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}
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