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Published on 2010-03-27T09:02:03Z
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I'd have expected ${$b} to be 'a' but it is 'b', why is this the case?
$a = "b";
$b = "a";
Sorry again I forgot to put ${$b} produces "b"
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I have set an array in my config file that I use global in my functions.
This works fine, but now I want to pass the name of this array as a @param in my function.
// in config file:
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global $album_type_arr; // pull in from db_config
echo $album_type_arr[0];
function…
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I have a tricky one.
By means of a <cfoutput query="…"> I list some records in the page from a SQL Server database.
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One of the very tricky question asked in an interview...
we need to swap the values of two variables like a=10 and b=15
Generaly to swap two variables values, we need 3rd variable like..
temp=a
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Hey guys...
$bookA = "123";
$crack = "A";
I want to do something similar to this:
echo $book$crack;
Such that the output is 123.
What is the correct syntax for the echo command?
Thanks.
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is it possible to copy a variable like this this?
class Colours {
var $var = "one";
var $var2 = array('something', $var);
}
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Hi,
I’ve run into a bit of a situation with Windows environment variables. I’ve narrowed it down to what may or may not makes sense and/or possibly be by design. It seems that expandable-string environment variables of the local machine cannot reference environment variables of the current user.
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Why is it that instance variables are initialised to default values while local variables aren't?
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In python, there is no way to differentiate between arguments, local variables, and global variables. The easy way to do so might be have some coding convention such as
Global variables start with _ and capital letter
arguments end with with _
_Global variable = 10
def hello(x_, y_):
z =…
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In python, there is no way to differentiate between arguments, local variables, and global variables. The easy way to do so might be have some coding convention such as
Global variables start with _ and capital letter
arguments end with with _
_Gvariable = 10
def hello(x_, y_):
z = x_ + y_
Is…
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Say I declare a header file with a variable:
int count;
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extern int count
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