I'm getting the following errors when I try to write a script to unzip some zip files. When I use the free trial copy of the commerical winzip program, however, they work fine. When I use -l or -t on unzip it indicates no errors. When I use the -o switch interactively from the bash command line it... (1 Reply)
Hi,
I use AIX (ksh) and Linux (bash) servers. I'm trying to do scripts to will run in both ksh and bash, and most of the time it works. But this time I don't get it in bash (I'm more familar in ksh).
The goal of my script if to read a "config file" (like "ini" file), and make various report.... (2 Replies)
I want to write a bash script to:
1. Send an email from localhost to an external gmail account. (gmail then automatically forwards the message back to a pop account on the same server.
2. Script waits 3 minutes then checks to see if the email arrived, and if not, it sends an email to... (9 Replies)
Im trying to write a script using the host command but its not working properly. I cant understand what Im doing wrong. When I use it at the command prompt, it works fine. But its being used actually in the script, it says its not found: 2 SERVFAIL. Can anyone help me? Here's what I have so far: no... (6 Replies)
Hi,
I need to automate some repacking tasks of a boot image for Android
When in command line, I can use this command:
mkbootfs /path/to/root > /path/to/ramdisk-recovery.cpio;However, if I try to run the command from a shell script under Ubuntu, it fails and outputs to stdout instead of the... (27 Replies)
Hello,
I want to write a bash script to delete the content after '#'. However, if '#' appears in a string with "", ignore this. For example,
input file:
test #delete
"test #not delete"
Output file:
test
"test #not delete"
Does anyone know how to write this script?
Thanks (1 Reply)
Hi,
I have a bash script to run many system commands on CentOS machine, but I am puzzled by some commands had no effect on parent environment.
For example, I want to refresh the desktop xdg menu when some processes added or deleted items from desktop xdg menu. If I run "killall gnome-panel"... (4 Replies)
Hi,
I wanted to load data from HDFS to HIVE by writing bash script.
Description:
I have written a bash script to validate the data and loaded validated data from local file system to HDFS. Now in the same bash script i wanted to load the data from HDFS to HIVE. How can i do it ? Also how tyhe... (2 Replies)
Hi,
I have a script file where i'm validatig the input file and storing the validated records on HDFS.
I wanted to load data from HDFS to HBASE using pig script. So for that i have created a HBASE table and written pig script to load data from HDFS to HBASE which is working fine. Now i wanted... (0 Replies)
Discussion started by: shree11
0 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)