i am having a weird error on mac os x running some shell scripts. i am a complete newbie at this and this question concerns 2 scripts. one of which a friend of mine wrote (videochecker.sh) a couple weeks ago and it's been running fine on another machine.
then last week i wrote capture.sh and it... (2 Replies)
Hi All,
Linux lxs3er06 2.6.9-67.ELsmp #1 SMP Wed Nov 7 13:58:04 EST 2007 i686 i686 i386 GNU/Linux
Issue:
While executing shell scripts in bash shell, following error messages are thrown:
rm:command not found
On doing little investigation, I added '/bin' to $PATH and on doing echo... (9 Replies)
I downloaded and installed "Cygwin yesterday onto my PC running Windows XP. When I tried to type "vi" in Cygwin's window, I got the following message bash: vi: Command not found
What shud i do inorder to get into vi editor
Thanks (10 Replies)
# check host value regex='^(||1|2|25)(\.(||1|2|25)){3}$' if ')" != "" ]; then if ]; then echo host $host not found exit 4 fi elif ]; then echo $host is an invalid host address exit 5 fi
espeacailly the top regex part?
---------- Post updated at 06:58 PM ---------- Previous update was... (1 Reply)
i=0
numberofproducts=${#urls} #gets number of entries in array called "urls"
numberofproductsminusone=`expr $numberofproducts - 1` #-subtract by one
while
do
wget ${urls}
i=$(( $i + 1 ))
sleep 10
done
I'm getting an error
./scrape: line 22: [0: command not found
that... (3 Replies)
I'm facing issues in executing the bash script of mine. This script will pick the latest file received and connects SFTP server and files is placed on this remote server.
Error message
Enter password:
"File movement"
sftp> cd Test
sftp> put Test_File_201309.txt
File "Test_File_201309.txt"... (6 Replies)
I am wondering if someone can help me out. I am new to oracle and given a task to install Oracle 11g on Solaris. I am running into some major problems since last week since I can't seem to get it to work.
I can't start GUI, tried different blogs but no luck. Then, I decided to install it in a... (4 Replies)
Hello Experts,
I have been trying to send a test mail in our linux server with sendmail command.But I am getting command not found error message.
-->when I tried whether sendmail installed or not with the command
rpm -qa sendmail* I got the below,
sendmail-cf-8.14.4-8.el6.noarch... (26 Replies)
Using AudioScope.sh on Ubuntu 17.04 from a live DVD disc I came across an error.
Consider the code below it is a MUCH shortened version of the KEYBOARD input in AudioScope.
#!/bin/bash
bash --version
uname -a
status=0
KEYBOARD()
{
read -r -p "Enter QUIT or EXIT to quit:- " kbinput
if ||... (11 Replies)
Hello,
I have a question regarding while loop and existence of files.
I am running under ubuntu 18.04 bionic, have around fifty video files inside the directory.
script:
for file in *.mp4
do
/root/bin/ffmpeg -i $file \
-i $(basename "${file/.mp4}").bs.srt \
-i $(basename... (12 Replies)
Discussion started by: baris35
12 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)