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string_operations

364 Treffer, Zuletzt geändert: vor 17 Jahren

riables being undefined. Example: {count:?" undefined!" } prints "count: undefined!" and exits if count is undefined. ${varname:+word} If varname exists and... ns:; a newline; an automatically generated string describing the options declared with mbfl_declare_option; a string describing the MBFL default options. Then exits with code zero. The fol... ive excution option. Interface functions mbfl_declare_option keyword default brief long hasarg description Function Declares a new option. Argu... ned by a script to make use of a different exit code; it may even be redefined to execute arbitrary code and then exit. Catching signals MBFL provides

test

55 Treffer, Zuletzt geändert: vor 16 Jahren

nteger comparison ==== ---- -eq is equal to <code> if [ "$a" -eq "$b" ]</code> ---- -ne is not equal to <code> if [ "$a" -ne "$b" ]</code> ---- -gt is greater than <code> if [ "$a" -gt "$b" ]</code> ---- -ge is greater than or equal to <code>if [ "$a" -ge "$b" ]</code> ---- -lt is less than <code>if [ "$a" -lt "$b" ]</

monitor

2 Treffer, Zuletzt geändert: vor 17 Jahren

== Directory/File Monitoring with Bash ====== <code> #!/bin/bash # File Monitor # function list () { #ls -l #sleep 1 # more elegant: watch -n 1 "ls -l" } while true; do list | grep $1 done </code>