atribuir textbox value as string for comparison c# code example

Example 1: how to check an array for a value in python

s = set(a)
if 7 in s:
  # do stuff

Example 2: how to change input value in javascript using class

// Find the input element with a class of "bar" that is a direct child of a form with a name attribute of "foo"
document.querySelector("form[name='foo'] > input.bar").value = "hehe works"