const amountInput = document.getElementById("number") Ĭonst addForm = document.getElementById("addForm") Ĭonst budgetAmount = document.getElementById("budgetAmount") Ĭonst balanceAmount = document.getElementById("balanceAmount") Ī = "1px solid #b80c09" Īaceholder = "input can not be empty" Ī = "1px solid gray" ĪddForm.JavaScript Find Index Of Object In Array By Property Knowing what a function is in javaScript and what it does let move further to creating our first function.
A function can include one or more parameters. A function can be defined using function keyword and can be executed using () operator. JavaScript a function allows you to define a block of code, give it a name and then execute it as many times as you want. In this project we will creating different functions that execute different tasks.īefore we proceed lets us know what is a function? We are going to create a function that takes the budget amount and displays it after the user adds an amount. Let create a form that takes the budget amount. One is to display the budget amount, the other one is to display the balance amount after making a list of all expenses and the last is to display the amount of the total expenses. So, we are going to build a budget App that allow user’s to add a budget amount, list down his expenses from the budget amount, get total balance after making list of expenses, edit an expense, and delete an expense.
We have understood what budget is, now thinking of what a budget App is? We will say a budget app is an app that takes a budget amount and helps us to plan or breakdown our expenses from the budget amount.
… It may include a budget surplus, providing money for use at a future time, or a deficit in which expenses exceed income. It may also include planned sales volumes and revenues, resource quantities, costs and expenses, assets, liabilities, and cash flows. A budget is a financial plan for a defined period, often one year.
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