When the result state variable is updated, the div is re-rendered with the new results. The prevResult argument passed to the setResult function is used to update the result state variable with the new results. It uses the forEach method to iterate through the array of fruits and append each fruit and its index to the result state variable. Line 9: We use a forEach loop to iterate through every element where ele represents the elements in the array. All the elements are returned in a new Array then we can call forEach method on our Array But looking at your initial answer: var timestamps document. A for statement looks as follows: for (initialization condition afterthought) statement When a for loop executes, the following occurs: The initializing expression initialization, if any, is executed. Line 6: We declare an empty JavaScript object. The myFunction function is called when the button is clicked. The JavaScript for loop is similar to the Java and C for loop. Java Script for.in loop javascript for.in loop the for.in loop is used to loop through an properties. The div tag is used to display the results of the forEach loop using dangerouslySetInnerHTML. The button tag is used to trigger the myFunction function when clicked. The h3 and p tags are used to display a heading and a description, respectively. The App component is defined as a function that returns JSX. array is an array of strings that contains the names of fruits, and result is an empty string that will be used to store the result of the forEach loop. Our for loop consists of three statements, one that is executed before our loop starts ( i 0 ), one that defines how long our loop should run ( i < 10 ), and. The useState hook is used to define two state variables - array and result. JavaScript has powerful semantics for looping through arrays and array-like objects. This code is a React functional component that demonstrates how to iterate through an array of fruits using the forEach method and display the results using React. How to Use Array foreach loop method with React Js?
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