Precourse-3.js

// camelcasing myIndia='Bharath';

// snakecasingvar my_India='Bharath';

// cobol var _myIndia='Bharath';

var languages=['telugu','tamil','malayalam','kannada'];
console.log(languages);
console.log(languages[0]);
console.log(languages[1]);
console.log(languages[2]);
console.log(languages[3]);
console.log(languages[4]);

var carNames=['hyundia','tata','bmw','renault'];
console.log(carNames);
console.log(carNames.length);
carNames.push('toyoto');
console.log(carNames);
carNames.unshift('ford');
console.log(carNames);
carNames.pop();
console.log(carNames);
carNames.shift();
console.log(carNames);
console.log(carNames.length);
console.log(carNames.includes('mercendres'));
console.log(languages.includes('hindi'));
console.log(languages.includes('tamil'));
//array-loop
var cementCompanies=['zuari','binami','dalmia','priya'];
console.log(cementCompanies);
for(var i=0;i<cementCompanies.length;i++)
{
    console.log(i,cementCompanies[i]);
}
for(var i=0;i<carNames.length;i++)
{
    console.log(i,carNames[i]);
}

for(var i=0;i<languages.length;i++)
{
    console.log(i,languages[i]);
}