linux scripting books

sundo Echo ' Today is $var 1 ' donefor var2 in {1..10..2}doecho ' this is $var 2 "Donefor Var3 in $ (SEQ 1 2) Doecho" I had a/an $var 3 "Donefor VAR4 in $ (LS) Doecho" Here's the file $var 4 "doneWhile loop#!/bin/bashi=1while ((I SELECT statementThis SELECT statement to the time the wood has seen, run when you can interact with the user, run the following program to understand. If you don't break it, you're going to die.#!/bin/bashecho "which color do you like?" Select Var1 in red Green Bluedoe

instruction (displays the exit status of the last command. 0 means no error, any other value indicates an error)$-shows the current options used by the shell, same as the SET command function[email protected] is similar to $*, but can be used as an array--------------------------------------------------------------------------------------------------#!/bin/sh##############Export lang= "ZH_CN. GB18030 "Export JAVA_HOME=/USR/LOCAL/JDKExport path= $JAVA _home/bin: $PATH:.Export classpath= $JAVA _h

51200083 linuxpartition1doesnotendoncylinderboundary./dev/sda2 64 128131024000008eLinuxLVM/dev/sda3 1281314118 1048981183Linux/dev/sda4 1411915665 12426277+5Extended/dev/sda5 141191542410490413+ NBSP;NBSP;82NBSP;NBSP;LINUXNBSP;SWAPNBSP;/NBSP;SOLARIS2, error path [[emailprotected]scripts]# ./test.shenteradiskNbsp;specialfile:hownosuchfile. [[emailprotected]scripts]#echo$?1[[emailprotected]scripts]#This article is from the "Reading" blog, make sure to keep this source http://sonlich.blog.51cto.co

A. Triangle Square exercise1. Print triangles, method one, regular expressions650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/21/ea1ad50480c4e888094441dee06b962f.png "style=" float: none; "Title=" screenshot from 2017-11-21 21-34-44.png "alt=" Ea1ad50480c4e888094441dee06b962f.png "/>Method two, loop nestingI control lineJ Control Printing symbols650) this.width=650; "src=" Https://s3.51cto.com/oss/201711/21/e08401143190fdb2eb60e1ef084e1528.png "style=" float: none; "Title=" screensho