what is .push in javascript code example

Example 1: javascript pushing to an array

some_array = ["John", "Sally"];
some_array.push("Mike");

console.log(some_array); //output will be =>
["John", "Sally", "Mike"]

Example 2: pushing to an array

array = ["hello"]
array.push("world");

console.log(array);
//output =>
["hello", "world"]

Example 3: javascript array push

var SomeRandomArray = [];
SomeRandomArray.push("Hello, world!");

Example 4: how to append object in array javascript

var select =[2,5,8];
var filerdata=[];
for (var i = 0; i < select.length; i++) {
  filerdata.push(this.state.data.find((record) => record.id == select[i]));
}
//I have a data which is object,
//find method return me the filter data which are objects
//now with the push method I can make array of objects

Example 5: javascript array push

var fruits = [ "Orange", "Apple", "Mango"];

fruits.push("Banana");