Hi,
i want to write a script that executes a program (exec?) .
this program then requires a filename as input.
how do i give it this input in the script so the program will be complete run and close by the script.
e.g.
exec prog.exe
program then asks for filename
"enter filename:"... (1 Reply)
Long story short: I'm working inside of a Unix SSH under a bash shell. I have to code a C program that generates a random number. Then I have to call the compiled C program with a Perl program to run the C program 20 times and put all the generated random #s into a text file, then print that text... (1 Reply)
Hello!
I have a question to native English-speaking people. In the popular program's "hello world" greeting, what meaning the "world" has: "all", "everybody", "people", "friends" or "whole world", "planet", "Earth", "Universe"?
In other words, to whom this greeting is addressed: to the... (14 Replies)
I created a program, so a kid can practice there math on it. It dispenses varies math problems and the kid must input an answer. I also want it to grade the work they have done, but I can't find the best place for it to print out the grade.
I have:
if ( $response =~ m/^/ ) {
$user_wants_to_quit... (1 Reply)
This is an excellent video comment on modern society and the remix is good too:
https://www.youtube.com/watch?v=5DU1B_XkyIk
5DU1B_XkyIk
Watch the video above and post your comments. (3 Replies)
Discussion started by: Neo
3 Replies
LEARN ABOUT PHP
ltrim
LTRIM(3) 1 LTRIM(3)ltrim - Strip whitespace (or other characters) from the beginning of a stringSYNOPSIS
string ltrim (string $str, [string $character_mask])
DESCRIPTION
Strip whitespace (or other characters) from the beginning of a string.
PARAMETERS
o $str
- The input string.
o $character_mask
- You can also specify the characters you want to strip, by means of the $character_mask parameter. Simply list all characters
that you want to be stripped. With .. you can specify a range of characters.
RETURN VALUES
This function returns a string with whitespace stripped from the beginning of $str. Without the second parameter, ltrim(3) will strip
these characters:
o " " (ASCII
32 ( 0x20)), an ordinary space.
o " " (ASCII
9 ( 0x09)), a tab.
o "
" (ASCII
10 ( 0x0A)), a new line (line feed).
o "
" (ASCII
13 ( 0x0D)), a carriage return.
o "