Php-mysql Course

Some PHP functions and code snippets useful for PHP Programmers and scripts.
New PHP Code Snippets might be added soon.

Daily Test with Code Example

HTML
CSS
JavaScript
PHP-MySQL
Which HTML element can be used to embed a SWF flash content?
<object> <div> <script>
<object type="application/x-shockwave-flash" data="file.swf" width="500" height="250">
 <param name="src" value="file.swf" />
 Your browser not support SWF.
</object>
Which CSS pseudo-class adds a style to an input form field that has keyboard input focus?
:active :focus :hover
input:focus {
  background-color: #88fe88;
}
Click on the instruction which converts a JSON string into a JavaScript object.
JSON.stringify(javascript_object) object.toString() JSON.parse(json_string)
var jsnstr = '{"url": "http://coursesweb.net/", "title": "Web Development Courses"}';
var obj = JSON.parse(jsnstr);
alert(obj.url);
Indicate the PHP function which can be used to create or write a file on server.
fopen() file_put_contents() file_get_contents()
if (file_put_contents("file.txt", "content")) echo "The file was created";
else echo "The file can not be created";
PHP Code Snippets

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