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Jquery.linq 使用示例
/*Linq JS*/ //range var aa = Enumerable.range(1, 10).toArray(); var kk = Enumerable.range(1, 10, 3).toArray(); //select kk = Enumerable.range(1, 10).select("value,index=>index + ‘:‘ + value").toArray(); //where kk = Enumerable.range(1, 10).where("y=>y>3").toArray(); kk = Enumerable.range(1, 10).where("x,y=>y==3").toArray(); kk = Enumerable.range(1, 10).select("y=>y>3").toArray(); //from var arry = [1, 2, 3, 3, 5, 6, 7, 8, 9, 10]; kk = Enumerable.from(arry).where("x=>x>3").toArray(); kk = Enumerable.from(arry).where("$>3").toArray(); var arryObject = [{ Dept: "MFG", EMP: "425305" }, { Dept: "MFG", EMP: "425306" }, { Dept: "MFG", EMP: "425307" }, { Dept: "FINC", EMP: "425308" }, { Dept: "INFO", EMP: "425309" }, { Dept: "INFO", EMP: "425311" }, { Dept: "INFO", EMP: "425312" }, { Dept: "FINC", EMP: "425313" }, { Dept: "FINC", EMP: "425314" }, { Dept: "FINC", EMP: "425315"}]; kk = Enumerable.from(arryObject).where("$.Dept==‘MFG‘").select("$.Dept").toArray(); kk = Enumerable.from(arryObject).where("val,index=>val.Dept==‘MFG‘").select("val=>val.Dept").toArray(); kk = Enumerable.from(arryObject) .where(function (val, index) { return val.Dept == ‘MFG‘ && val.EMP == ‘425305‘ }) .toArray(); //forEach var ss = []; Enumerable.from(arryObject).forEach(function (val, index) { ss.push(val); }); //distinct var qq = Enumerable.from(arryObject) .distinct("x=>x.Dept") .select("x=>x.Dept") .toArray(); //groupBy var newArray = []; var oGrop = Enumerable.from(arryObject).groupBy("$.Dept").forEach(function (val) { var ee = Enumerable.from(val).toArray(); var strDept = ee[0].Dept; var iLength = ee.length; var obj = { Dept: strDept, Length: iLength }; newArray.push(obj); }); var oGrop = Enumerable.from(arryObject).groupBy("$.Dept").select(function (val) { var ee = Enumerable.from(val).toArray(); var strDept = ee[0].Dept; var iLength = ee.length; return { Dept: strDept, Length: iLength }; }).toArray();
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