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Documentation
PHP Manual : Variables
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Recently Asked Questions
Is there a way to reference a variable combined of two variables, as in Perl? e.g.: $name$i?
how can i define variable
It is possible to dynamically build variable names from other variables?
What are the % for ? I often found those in notation like %s or %d.
What is the correct syntax for passing more than 1 variable in a URL? And does the script need to do anything to parse out the variables?
Random Questions
Is it possible to cycle through a series of variables called Xpos1, Xpos2...
What does the $$ mean in variables?
Does empty return true or false if the given value is zero (0)?
Are there any changes to the empty() function from PHP3 to PHP4?
Are there any changes to the empty() function from PHP3 to PHP4?
Does empty return true or false if the given value is zero (0)?
Are there any changes to the empty() function from PHP3 to PHP4?
What does the $$ mean in variables?
If an object is passed to a func by ref ie 'fun(&$instance)' , is only the pointer to the instance passed as in C++, thus saving large data transfers?
What is the correct syntax for passing more than 1 variable in a URL? And does the script need to do anything to parse out the variables?
What are the % for ? I often found those in notation like %s or %d.
It is possible to dynamically build variable names from other variables?
how can i define variable
Is it possible to cycle through a series of variables called Xpos1, Xpos2...
Is there a way to reference a variable combined of two variables, as in Perl? e.g.: $name$i?
Unanswered Questions
When i assign a var from a field in a mysqldb, if there is a blank space in the text i get the first part and lose the rest, how can that be fixt
What is the size limit for an integer with PHP, and how to deal with number > than 3 000 000 000 ???
Is there a possibility like in ASP to store values in an Application Object to use them in other Scr
When casting a var to (int), how is the (int) actually evaluated - by rounding or by truncation?
How to define variables in PHP 4.2.1 (because i obtain the notice: undefined variable)?
How to define variables in PHP 4.2.1 (because i obtain the notice: undefined variable)?
How do I round a number like 3,75+ to 4, a number like 3,74 to 3,5 and a number like 3,49 to 3?
How would you set the width of an image (as percentage) by using an existing variable for the width?
Is there a way of accessing mod_ssl variables (e.g. SSL_CLIENT_CERT) via Apache?
Why I can't get access to $_COOKIE["var_name"], $HTTP_COOKIE_VARS[''var_name]? register_globals=off
In a .csv file can a comma be used in text, not just to make a new variable?
Why ($va = "GLOBALS"; $vari = &$$va;) will set $GLOBALS to NULL? Not the case when $GLOBALS is used!
how can i access a variable whose name is in another variable?
How do I pass a null reference to a method on a COM interface? NULL doesn't work.
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Share Your Knowledge
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