shell script中read的用法 1、read基本读取 1 2 3 4 5 6 #!/bin/bash #testing the read command echo -n "Enter you name:" #echo -n 让用户直接在后面输入 read name #输入的多个文本将保存在一个变量中 echo "Hello $name, welcome to my progra 执行: 1 2 3 # ./read.sh Enter ...
Shell中内置read命令,功能是读取从键盘输入的数据。 read命令用法 1 read [-options] [variables] options表示选项,如下表所示;variables表示用来存储数据的变量,可以有一个,也可以有多个。 Shell read 命令支持的选项 问题解决 我是在windows系统上,运行.sh脚本遇到这个问题,这里应该是read在获取用户输入的时候,第一...
then echo "hello $name, welcome to my script" else echo "sorry,too slow" fi exit 0 3.设置计数输入的字符 当输入的字符数目达到预定数目时,自动退出,并将输入的数据赋值给变量。 #!/bin/bash read -n1 -p "Do you want to continue [Y/N]? " answer case $answer in Y|y) echo "fine ,co...
while true; do read -r -p "Do you wish to reboot the system? (Y/N): " answer case $answer in [Yy]* ) reboot; break;; [Nn]* ) exit;; * ) echo "Please answer Y or N.";; esac done 如果shell脚本要求用户输入敏感信息(例如密码),请使用-s选项,告诉read不要在终端上打印输入: 代...
If you want to test yourself, usetest.shscript. Root privilege is required for edge case test around the root directory. Therefore using Docker by default for safely create files on the root directory. ./test.sh [SHELL (default:sh)] [Dockerfile] [DOCKER-TAG (default: latest)] ...
PowerShell 复制 Read-SqlViewData [-TopN <Int64>] [-ColumnName <String[]>] [-ColumnOrder <String[]>] [-ColumnOrderType <OrderType[]>] [-OutputAs <OutputTypeSingleTable>] [-InputObject] <ScriptSchemaObjectBase[]> [-AccessToken <PSObject>] [-TrustServerCertificate] [-HostNameInCertificate...
Note: To mimic the removed script_stop option, add set -e at the top of your shell script. ⚡ Quick Start Run remote SSH commands in your workflow with minimal configuration: name: Remote SSH Command on: [push] jobs: build: name: Build runs-on: ubuntu-latest steps: - name: Execute...
Windows PowerShell Index -contains operator vs .contains() method -ea operator -ErrorAction:SilentlyContinue parameter is not being respected & $error variable not updated -ExpandProperty & Export CSV !!! powershell script to add a word in the beginning of the text file - URGENT !!! 'A pos...
This is an overview of the cluster in MySQL Shell: Copy code snippet Copied to Clipboard Error: Could not Copy Copied to Clipboard Error: Could not Copy JS>cluster.status(){"clusterName":"fred","defaultReplicaSet":{"name":"default","primary":"127.0.0.1:3310","ssl":"REQUIRED","status...
SH Shell Script BPLIST Binary Property List BMP, DIB Bitmap BZ2 Bunzip2 Compressed CAB Microsoft Cabinet CLASS Java Bytecode CONFIG .NET Configuration File CRT, CERT Certificate CUR Cursor DB Windows Thumbs.db Thumbnail Database DDS DirectDraw Surface DLL Windows Dynamic Linkage Library DMG Apple Di...