Okay I will let users input spaces as well :)
I am having a mental block. I have done a couple of searches but havent found anything that I understand (the likes of :alpha: and awk).
Basically I want to give the user an option to enter some text which will go down as a field within a flat... (3 Replies)
Hi! I'm using
echo $string | grep "" -c
to test in a script if a string is a number and it seems to work. But how can i find, for example, if a string is a four figures number ?
Thanks to all! (2 Replies)
This is the code:
while test 1 -eq 1
do
read a
$a
if test $a = stop
then
break
fi
done
I read a command on every loop an execute it.
I check if the string equals the word stop to end the loop,but it say that I gave too many arguments to test.
For example echo hello.
Now the... (1 Reply)
How do I test multiple words in a string test like below:
if ]
then
print "You entered $TBS name.\n"
else
print "You entered an incorrect response.\n"
fi
This test does not work. I have tried different syntax versions. How does this work? And is there a better way to do it?
... (10 Replies)
Hi there, I have a bunch of interface names like
e1000g0
nge1
dmfe3
I also have some that have longer (vlan tagged) names
like
e1000g123001
nge23003
e1000g999002
I need to determine whether the interface is one of the former or latter types and I would do that by seeing... (7 Replies)
Hi guys
I am performing a simple test for a blank string with the following code:
if ] ]] ; then
echo "Blanks are NOT a valid input "
return 1
fi
The above fails giving a syntax error message:
syntax error at line 142 : `=~' unexpected
I am in ksh88
is there... (2 Replies)
I want to find whether string values are available in a field of a file. Let it be any character other than number . I just want to know whether characters will be available in it . Please share a single step command for this without creating a shell script. (5 Replies)
Discussion started by: Sang
5 Replies
LEARN ABOUT PHP
stream_wrapper_register
STREAM_WRAPPER_REGISTER(3) 1 STREAM_WRAPPER_REGISTER(3)stream_wrapper_register - Register a URL wrapper implemented as a PHP classSYNOPSIS
bool stream_wrapper_register (string $protocol, string $classname, [int $flags])
DESCRIPTION
Allows you to implement your own protocol handlers and streams for use with all the other filesystem functions (such as fopen(3), fread(3)
etc.).
PARAMETERS
o $protocol
- The wrapper name to be registered.
o $classname
- The classname which implements the $protocol.
o $flags
- Should be set to STREAM_IS_URL if $protocol is a URL protocol. Default is 0, local stream.
RETURN VALUES
Returns TRUE on success or FALSE on failure.
stream_wrapper_register(3) will return FALSE if the $protocol already has a handler.
CHANGELOG
+--------+------------------------------+
|Version | |
| | |
| | Description |
| | |
+--------+------------------------------+
| 5.2.4 | |
| | |
| | Added the $flags parameter. |
| | |
+--------+------------------------------+
EXAMPLES
Example #1
How to register a stream wrapper
<?php
$existed = in_array("var", stream_get_wrappers());
if ($existed) {
stream_wrapper_unregister("var");
}
stream_wrapper_register("var", "VariableStream");
$myvar = "";
$fp = fopen("var://myvar", "r+");
fwrite($fp, "line1
");
fwrite($fp, "line2
");
fwrite($fp, "line3
");
rewind($fp);
while (!feof($fp)) {
echo fgets($fp);
}
fclose($fp);
var_dump($myvar);
if ($existed) {
stream_wrapper_restore("var");
}
?>
The above example will output:
line1
line2
line3
string(18) "line1
line2
line3
"
SEE ALSO
The "streamWrapper" prototype class, "Example class registered as stream wrapper", stream_wrapper_unregister(3), stream_wrapper_restore(3),
stream_get_wrappers(3).
PHP Documentation Group STREAM_WRAPPER_REGISTER(3)