PHP - тест за начинаещи III

Тест за PHP проверка на знанията ви по PHP за начинаещи.

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PHP is "Y2K" compliant. When might it have date problems?

What's the best way to copy a file from within a piece of PHP?

Use the built in copy() function
Open the input and output files, and use read() and write() to copy the data block by block until read() returns a zero
Print out a message asking your user to "telnet" in to the server and copy the file for you
Use "exec" to run an operating system command such as cp (Unix, Linux) or copy (Windows)

What does the strcspn function do?

Returns the position of the character that's lowest in the ASCII set in a given string
Matches one string in another using glob style matching
Returns the first position in a string that contains a character not in another string
Changes all characters that are not acceptable in a string to another specified character, and returns the count of the number of changes

What could you do with the keyword "var"?

There is no var keyword in PHP
You would use it to cause a variable name to be defined, if you didn't actually want to define a value for the variable
You would define the name of a variable which is to be created in each instance of an objects
You would use it to define a constant who's value can be changed

You should use the mysql_drop_db() function

How do you set a cookie up to persist for 1 day from the time you set it?

Which of these could be used to maintain a variable from one form to the next?

To configure PHP to send emails on a Windows server, you need to:

et the full path to sendmail in the sendmail_path: variable in the php.ini file
et the SMTP: and sendmail_from: variables in the php.ini file
nstall SMTP_relay (or similar) onto your server, and set the sendmail_path: variable in the php.ini file

The -q option on the PHP command line used to mean

The add_new_country function ...

doesn't exist unless you write it
adds a new Locale
Adds a country (or some other top level domain such as .edu or .biz) to the $accept_country array
adds a new country to the time zone lookup list. Allows you timestamp your pages according to the location of the browser rather than the server.

The predefined __FILE__ variable contains

A static variable is

To get the age of a dog held in the object $ourdog, you might write: