JavaScript array get index by value
What you will learn here about JavaScript
- JavaScript array get first element
- JavaScript array get last element
- JavaScript array get unique values
- JavaScript array get first 10 elements
- JavaScript array get index by value
- JavaScript array get indexs by value
- JavaScript array get max value
- JavaScript array get min value
JavaScript array get first element
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
document.getElementById('result').innerHTML=numbers[0];
document.getElementById('result').innerHTML=numbers[0];
JavaScript array get last element
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
document.getElementById('result').innerHTML=numbers[numbers.length-1];
document.getElementById('result').innerHTML=numbers[numbers.length-1];
JavaScript array get unique values
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
var uniqueNumbers = Array.from(new Set(numbers));
var uniqueNumbers = Array.from(new Set(numbers));
JavaScript array get first 10 elements
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
for(var i=0;i<10;i++)
{
elements+=numbers[i]+" ";
}
JavaScript array get index by value
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
document.getElementById('result5').innerHTML="index of 15 is : "+numbers.indexOf(15);
JavaScript array get min value
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
document.getElementById('result6').innerHTML="Minimum number is : "+Math.min(...numbers);
JavaScript array get max value
var numbers=[1,2,5,7,10,12,15,7,5,10,19,20,10];
document.getElementById('result6').innerHTML="Minimum number is : "+Math.max(...numbers);
