nook bnrv350

(); }); Cancels the button event $ ("#noOk"). Click (function () {$ (". Dialog"). Hide (); $ (". Mask"). Hide (); }); OK button leave $ ("#ok"). Click (function () {$ (". Dialog"). Hide (); $ (". Mask"). Hide (); if ($ ("input:checked"). Length!=0) {//Note filter selector cannot exist in the middle of a space $ ("input:checked") This is the wrong $ (". Divshow"). Remove ();//delete a piece of data} }); }); It is i

System variables, display all variables of the current shell set reference variable $ plus variable nameGlobal variable: Export variable nameAssign the return value of the command to the variable: a= ' ls-la ' inverted quote equals a=$ (Ls-la)Judgment statement: [condition] echo OK | | Echo Nook (conditional execution later code execution | | The following code)Defines a function function name () {}Simple shell command

Logical judgments in shell scriptsFormat 1:if condition; Then statement; FiIf a>3, output OK#!/bin/basha=5if [ $a -gt 3 ]then echo okfiFormat 2:if condition; Then statement; else statement; FiIf the a>8 output is OK, the output nook[[emailprotected]]# vim if1.sh#!/bin/basha=5if [ $a -gt 8 ]then echo okelse echo nookfiFormat 3:if ...; Then ...; Elif ...; Then ...; else ...; Fia=5if [ $a -gt 1 ]then echo ">1"elif [ $a -lt 6 ]then echo "Lo

\_load $load. /log/load.tmpfiecho "' Date +%t ' load is $load" [[[emailprotected] shares]# vim 502.sh#! /bin/bashd= ' date-d "1 min" +%h:%m ' c_502= ' grep: $d: $log |grep ' 502 ' |wc-l ' if [$c _502-gt] [$send = = 1 ]; Then echo, "$addr $d 502 count is $c _502" ... /log/502.tmp/bin/bash. /mail/mail.sh $addr \_502 $c _502. /log/502.tmpfiecho "' Date +%t ' 502 $c _502" [[emailprotected] shares]# vim disk.sh#!/bin/bash# #Writen by zlinu# #rm- F.. /log/disk.tmpfor R in ' df-h |awk-f ' [%]+ ' {pr

Tags: Linux learning20.5 logical judgments in shell scripts格式1：if 条件 ; then 语句; fi格式2：if 条件; then 语句; else 语句; fi格式3：if …; then … ;elif …; then …; else …; fi逻辑判断表达式：if [ $a -gt $b ]; if [ $a -lt 5 ]; if [ $b -eq 10 ]等 -gt (>); -lt(Operation Process[Email protected] shell]# vim if1.sh#!/bin/bashA=5If [$a-GT 3]ThenEcho OKFi[[emailprotected] shell]# sh if1.sh ok[Email protected] shell]# vim if2.sh#!/bin/bashA=5If [$a-GT 3]ThenEcho OKElseEcho NookFi[[emailprotected] shell]# sh if2.sh ok[Email protec

Tags: tmp One mode add error file Erro script case. ShLogical judgments in shell scripts Format 1:if condition; Then statement; Fi (Common) #以命令的方式表达[[emailprotected] ~]# for i in `seq 1 5`; do echo $i; done12345[[emailprotected] ~]# for i in `seq 1 5`> do> echo $i> done12345[[emailprotected] ~]# a=5[[emailprotected] ~]# if [ $a -gt 3 ]> then> echo ok> fiok[[emailprotected] ~]# if [ $a -gt 3 ]; then echo ok; fiok#脚本执行[[emailprotected] ~]# cd shell/[[emailprotected] shell]# vi if1.s