Shell Script

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Shell Script

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Subject	Replies	Started by	Views	Last post
csh C shell scripts: if statement syntax csh C shell scripts: if statement syntax Conditional expressions give programs life. The ability to branch mak	0	Mark David	8450	March 16, 2007, 08:12:24 AM by Mark David
csh/C shell scripts: for loop syntax csh/C shell scripts: for loop syntax A for loop allows a program to iterate over a set of values. For loops in	0	Mark David	4366	March 16, 2007, 08:09:08 AM by Mark David
Determine if file exists in a Bourne/bash shell script Determine if file exists in a Bourne/bash shell script [code]if [ -f testfile ] then echo t	0	Mark David	3291	March 16, 2007, 08:07:13 AM by Mark David
Determine if a file is writable by a Bourne script user Determine if a file is writable by a Bourne script user From a Bourne shell script (sh, ksh, bash, ...), it is	0	Mark David	3587	March 16, 2007, 08:06:21 AM by Mark David
Determine if a file is readable by current Bourne shell script user Determine if a file is readable by current Bourne shell script user A well constructed shell script, like any	0	Mark David	3166	March 16, 2007, 08:05:19 AM by Mark David
Bourne/bash shell scripts: if statement syntax Bourne/bash shell scripts: if statement syntax Conditional expressions give programs life. The ability to bran	0	Mark David	4084	March 16, 2007, 08:03:58 AM by Mark David
Bourne/bash shell scripts: string comparison Bourne/bash shell scripts: string comparison To determine if the value of a variable ($var) is empty (null):	0	Mark David	3355	March 16, 2007, 08:02:09 AM by Mark David
Bourne/bash shell scripts: case statement Bourne/bash shell scripts: case statement The case statement is an elegant replacement for if/then/else if/els	0	Mark David	3368	March 16, 2007, 08:00:01 AM by Mark David
Bourne/bash shell script for loop syntax Bourne/bash shell script for loop syntax A for loop allows a program to iterate over a set of values. For loop	0	Mark David	3420	March 16, 2007, 07:57:59 AM by Mark David
Hide password entry in Bourne/bash shell script Hide password entry in Bourne/bash shell script Common practice for inputing passwords is to read the text wit	0	Mark David	4041	March 16, 2007, 07:54:51 AM by Mark David
Bourne/bash shell script: while loop syntax Bourne/bash shell script: while loop syntax A while loop allows execution of a code block an arbitrary number	0	Mark David	2978	March 16, 2007, 07:52:47 AM by Mark David
Bourne/bash shell script functions Bourne/bash shell script functions Writing functions can greatly simplify a program. If a chunk of code is use	0	Mark David	3449	March 16, 2007, 07:49:54 AM by Mark David
bash shell script declaring/creating arrays bash shell script declaring/creating arrays The use of array variable structures can be invaluable. This recip	0	Mark David	2986	March 16, 2007, 07:47:08 AM by Mark David
bash shell script iterate through array values bash shell script iterate through array values Having an array of variables is of no use unless you can use th	0	Mark David	11078	March 16, 2007, 07:44:13 AM by Mark David
bash shell script accessing array variables bash shell script accessing array variables The bash shell allows a number of methods for accessing elements o	0	Mark David	2910	March 16, 2007, 07:39:04 AM by Mark David
bash array operations bash array operations sometimes we need to remove one element from an array for example we remove the eleme	0	Mark David	3350	March 16, 2007, 07:36:42 AM by Mark David
queue and stack using array queue and stack using array here is a series of operation on array, we can use these functions to implement	0	Mark David	3106	March 16, 2007, 07:32:31 AM by Mark David
simple function for print colorful text simple function for print colorful text function to print text with colors(not contain all the colors) can	0	Mark David	3049	March 16, 2007, 07:30:31 AM by Mark David
Simple Menu for User Input Simple Menu for User Input This script will create an input screen in BASH that allows the user to enter in	0	Mark David	3640	March 16, 2007, 07:24:16 AM by Mark David