JavaScript and PHP Tutorials

JavaScript with PHP

JSON, PHP, and JavaScript: Information on passing data from PHP to JSON and JavaScript. Covers JavaScript Object Notation, PHP's json_encode, JavaScript's JSON.parse, and more.

JavaScript and Forms: How to interact with forms and form elements using JavaScript. Demonstrates with radio buttons, checkboxes, select boxes, and more.
JavaScript Arrays: JavaScript array methods; how to add and remove elements; how to search, sort, and traverse arrays; multi-dimensional arrays, and more.
JavaScript Strings: JavaScript string methods; how to search strings, how to select substrings, how to convert strings to arrays, and more.
JavaScript and Iframes: Using JavaScript to interact with iframes. Examples: cross-document references, setting iframe height, loading new documents, iframe onload, dynamically generating an iframe, and more.
Iframes and postMessage: How to use the postMessage method to safely communicate between documents on different domains.
JavaScript Object Literals: Object literal definition, syntax, and examples. How to access, modify, and add object literal properties.
Data Type and Type Conversion in JavaScript: Find out about JavaScript's loose typing, automatic type conversion, the typeof operator, parseInt and parseFloat, and type conversion functions.

PHP Arrays: Information on PHP arrays and array functions. How to add and remove elements, how to search and traverse arrays, and more.
PHP Strings: Information on strings and string functions in PHP. How to search, compare, cleanup, format and display strings, and more.
Variable Type and Type Conversion in PHP: Find out about automatic type conversion in PHP, and how to check or change the type of a variable or value.