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@@ -0,0 +1,99 @@
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+// let students = [
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+// {name: 'a', surname: 'q', age: '13', awd: '12'},
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+// {name: 'b', surname: 'w', fathersname: '12'},
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+// {name: 'c', surname: 'e', sex: 'konechno'}
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+// ]
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+
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+// for (let key in students) {
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+// // console.log(students[key]);
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+// for (let i in students[key]) {
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+// // console.log(i);
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+// if(i != 'name' && i != 'surname') {
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+// alert(i);
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+// }
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+// }
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+
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+// }
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+
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+// let a = {
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+// name: 'Vasya',
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+// surname: 'Dibil',
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+// fathername: 'Petrovich'
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+// }
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+// let b = {
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+// name: 'Petya',
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+// surname: 'Daun',
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+// fathername: 'Abramovich'
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+// }
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+// let c = {
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+// name: 'Kolya',
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+// surname: 'Idiot',
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+// fathername: 'Ivanovich'
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+// }
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+// let person = [a, b, c];
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+
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+
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+//========================================================================================//
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+
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+
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+// for (let i = 0; i < person.length; i++) {
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+// // console.log(person[i].name + '--' +person[i].surname)
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+// for (let k in person[i]) {
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+// console.log(person[i][k])
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+
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+// }
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+
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+// }
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+
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+
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+//========================================================================================//
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+
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+
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+// for (const index in person) {
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+// if((person[index].name != null && person[index].name != '') && (person[index].surname != null && person[index] != '')) {
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+// person[index].fio = person[index].name + ',' + person[index].surname;
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+// }
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+// }
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+
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+
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+
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+
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+//========================================================================================//
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+
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+let a = {
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+ name: 'Vasya',
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+ surname: 'Dibil',
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+ fathername: 'Petrovich'
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+}
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+let b = {
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+ name: 'Petya',
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+ surname: 'Daun',
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+ fathername: 'Abramovich'
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+}
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+let c = {
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+ name: 'Kolya',
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+ surname: 'Idiot',
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+ fathername: 'Ivanovich'
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+}
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+let person = [a, b, c];
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+
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+
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+// let str = "<table border='1'>"
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+// for (let i=0 ; i<person.length ; i++){
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+// str += `<tr><td>${person[i].name}</td><td>${person[i].surname}</td></tr>`
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+// }
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+// str += "</table>"
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+
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+
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+
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+let str = "<table border = '1'>"
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+for (let i in person){
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+
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+ for (const k in person[i]) {
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+ str += `<tr><td>${[k]}</td><td>${person[i][k]}</td></tr>`
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+ }
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+}
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+str += "</table>"
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+
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+console.log(str)
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+document.write(str)
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