Ok heres the situation,
We use Solaris 8 at work with Sybase for the db. I need to be able to easily create visual diagrams of some of our more complex systems. I've been using Visio which is such a manual process and takes a while.
I was thinking maybe using Visio somehow in conjunction... (0 Replies)
We have a unix file that contains special characters (ie. Ñ, °, É, ¿ , £ , ø ). When I try to read this file I get a codepage error and the characters are replaced by the # symbol. How do I keep the special characters from being read?
Thanks.
Ryan (3 Replies)
Hi,
I am writing a Perl script that reads in many lines, if a line meets the criteria I want to edit, it. For example, the script will return the following example line... test=abc123
All I want to do is strip off the "test=" and just be left with the abc123. In my script I can easily... (3 Replies)
All I'm trying to split a string at the $ into arrays
@data:=<dataFile>
a $3.33
b $4.44
dfg $0.56
The split command I have been playing with is:
split(/\$/, @data)
which results with
a .33 b .44 dfg .56
any help with this is appreciated
/r
Rick (9 Replies)
Hi,
I have field in a file which would come with any special character, how do i check that field?
Eg: @123TYtaasa>>>/ 131dfetr_~2
In the above example, how do I add pattern for any special character on the keyboard.
Thanks (3 Replies)
Hi all
i have been trying to do a small 'question and answer' script using if-else statement and a combination of pipe. I have succeeded in allowing the user to login with user name and password stored in a sequence username/password in a file named "pass" like this:
echo "please enter your... (14 Replies)
Hi, I'm looking for information about UNIX Special Files. I must write an essay connected with this topic, and I hope you'll tell me where can I found trusty information about it, because Google doesn't really help me. I'll be grateful for answer. (3 Replies)
I have a file that has the name in one of the lines as MARíA MENDOZA in Windows. When this gets FTPed over to UNIX it appears as MAR�A MENDOZA. Is there anyway to overcome this? Its causing a issue because the file is Postional and fields are getting pushed by 2 digits..
Any help would be... (4 Replies)
Any time I do :
ls *.txt > mytext.txt
I get something like this in the output file:
^
Tue Jan 22 16:19:19 EST 2013 x86_64 x86_64 x86_64 GNU/Linux
t1Fam_BrOv :~>alias | grep ls
alias l.='ls -d .* --color=tty'
alias lR='ls -R'
alias la='ls -Al'
alias lc='ls -ltcr'
alias ldd='ls -ltr |... (5 Replies)
Discussion started by: genehunter
5 Replies
LEARN ABOUT PHP
is_string
IS_STRING(3) 1 IS_STRING(3)is_string - Find whether the type of a variable is stringSYNOPSIS
bool is_string (mixed $var)
DESCRIPTION
Finds whether the type given variable is string.
PARAMETERS
o $var
- The variable being evaluated.
RETURN VALUES
Returns TRUE if $var is of type string, FALSE otherwise.
EXAMPLES
Example #1
is_string(3) example
<?php
$values = array(false, true, null, 'abc', '23', 23, '23.5', 23.5, '', ' ', '0', 0);
foreach ($values as $value) {
echo "is_string(";
var_export($value);
echo ") = ";
echo var_dump(is_string($value));
}
?>
The above example will output:
is_string(false) = bool(false)
is_string(true) = bool(false)
is_string(NULL) = bool(false)
is_string('abc') = bool(true)
is_string('23') = bool(true)
is_string(23) = bool(false)
is_string('23.5') = bool(true)
is_string(23.5) = bool(false)
is_string('') = bool(true)
is_string(' ') = bool(true)
is_string('0') = bool(true)
is_string(0) = bool(false)
SEE ALSO is_float(3), is_int(3), is_bool(3), is_object(3), is_array(3).
PHP Documentation Group IS_STRING(3)