Category Archives: PHP Interview Questions

At least 3 ways: 1. Put the variable into session in the first page, and get it back from session in the next page. 2. Put the variable into cookie in the first page, and get it back from the … Continue reading →

2 ways: a) sizeof($array) – This function is an alias of count() b) count($urarray) – This function returns the number of elements in an array. Interestingly if you just pass a simple var instead of an array, count() will return … Continue reading →

Sorting functions in PHP: asort() arsort() ksort()krsort() uksort() sort() natsort() rsort()

subject=Feedback” using regular expression of PHP? $text = “mailto:info@abc.com?subject=Feedback”; preg_match(‘|.*@([^?]*)|’, $text, $output); echo $output[1]; Note that the second index of $output, $output[1], gives the match, not the first one, $output[0].So if md5() generates the most secure hash, why would you … Continue reading →

htmlspecialchars only takes care of <, >, single quote ‘, double quote ” and ampersand. htmlentities translates all occurrences of character sequences that have different meaning in HTML.

$formatted = ucwords(“TECHPREPARATIONS IS COLLECTION OF INTERVIEW QUESTIONS”); print $formatted; What will be printed is TECHPREPARATIONS IS COLLECTION OF INTERVIEW QUESTIONS. ucwords() makes every first letter of every word capital, but it does not lower-case anything else. To avoid this, … Continue reading →

On large strings that need to be formatted according to some length specifications, use wordwrap() or chunk_split().

As individual objects so single record or as a set or arrays.Can we use include (“abc.php”) two times in a php page “makeit.php”? Yes.For printing out strings, there are echo, print and printf. Explain the differences. echo is the most … Continue reading →

We can create MySQL database with the use of mysql_create_db($databaseName) to create a database.

We can use a simple JavaScript code linked to an event trigger of any form field. In the JavaScript code, we can call the document.form.submit() function to submit the form. For example: <input type=button value=”Save” onClick=”document.form.submit()”>