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@@ -0,0 +1,81 @@
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+//3 person
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+var a = new Object();
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+a.name="";
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+a.surname="";
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+var b = new Object();
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+b.name="";
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+b.surname="";
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+var c = new Object();
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+c.name="";
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+c.surname="";
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+//different fileds
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+a.patronymic="";
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+a.collorHair='';
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+a.sex='';
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+b.collorSkin='';
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+b.gender='';
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+b.presenceOfChildren='';
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+c.collorEyes='';
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+c.nationality='';
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+c.footSize='';
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+//fileds check
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+for ( let boobSyzze in a ) {
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+ if( boobSyzze != "name" || boobSyzze != "surname" || boobSyzze != "patronymic" || boobSyzze != "collorHair" || boobSyzze != "sex" );
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+ alert(boobSyzze);
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+}
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+for ( let boobSyzze in b ) {
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+ if( boobSyzze != "name" || boobSyzze != "surname" || boobSyzze != "collorSkin" || boobSyzze != "gender" || boobSyzze != "presenceOfChildren" );
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+ alert(boobSyzze);
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+}
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+for ( let boobSyzze in c ) {
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+ if( boobSyzze != "name" || boobSyzze != "surname" || boobSyzze != "collorEyes" || boobSyzze != "nationality" || boobSyzze != "footSize" );
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+ alert(boobSyzze);
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+}
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+//array of persons
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+let persons =[{}, {}, {}];
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+for (let key of persons){
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+ key.name = 'Mary';
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+ key.surname = 'Jain';
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+ key.familyDoctor = 'dr.Dre';
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+}
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+//loop of persons
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+for (let key of persons) { console.log(key);}
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+//loop of name and surname;
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+for (let key in persons){
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+ console.log(persons[key].name);
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+ console.log(persons[key].surname);
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+}
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+// loop of loop of values;
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+persons.forEach(function(keyOfPersone){
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+ for (let key in keyOfPersone){
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+ console.log(keyOfPersone[key]);
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+ }
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+});
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+//full name
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+persons.forEach(function(fullN){
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+ let counter = 0;
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+ for (let key in fullN){
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+ if (key==='name')
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+ counter++;
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+ }
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+ if (counter >= 1) {
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+ fullN.fullname = "Mary Jain";
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+ }
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+})
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+//serialize
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+let serialize = JSON.stringify(persons);
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+console.log(serialize);
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+//deserialize
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+let deserialize = JSON.parse('{"name": "2pac", "surname": "shakur"}');
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+person.push(deserialize);
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+//HTML
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+var str = '<table border="1">';
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+for (let i = 0; i < persons.length; i++){
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+ str += '<tr style="background-color:black; color:yellow;">';
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+ for (let key in persons[i]){
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+ str += `<td>${persons[i][key]}</td>`;
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+ }
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+ str += '</tr>';
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+}
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+str += '</table>';
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+document.write(str);
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pavlovm503