Web Development : JavaScript and the DOM Lecture Notes

4️⃣
DOM and JavaScript
SUMMARY MAIN NOTES

JS is a prototype Contents
based language: JavaScript
OOP where Regular Expressions
inheritance is Input Validation

performed by Example from Exercises

linking to other
prototype objects

Functions are
viewed as object
constructors

Regular
expressions are
used to match a
pattern, useful to
check validity in JavaScript
form inputs and
urls. A prototype based language: style of
object oriented programming where
inheritance is performed by linking to
other prototype objects


💡 Functions are viewed as object constructor




Regular Expressions
To check validity in form inputs, urls



DOM and JavaScript 1