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The echo command for Linux, which is very common in shell programming, is often used when printing variable value under a terminal, so it is necessary to understand the use of EchoThe function of the echo command is to display a piece of text on the display, which generally acts as a hint.The general format of the command is: Echo [-n] Stringwhere option n means

The echo command for Linux, which is very common in shell programming, is often used when printing variable value under a terminal, so it is necessary to understand the use of EchoThe function of the echo command is to display a piece of text on the display, which generally acts as a hint.The general format of the command is: Echo [-n] Stringwhere option n means

1.2.1 Echo's quote questionFor the use of ECHO, note that the special case of single and double quotes is the point. To print "Hello world!" As an example.Echo Hello world!Hello world!Echo ' Hello world! 'Hello world!Echo " Hello world! " #双引号不能打印感叹号-bash:! ": Event not foundEcho Hello world!; Echo ' Hello world! '

1. File download (no echo) echo ilocal = LCase (wscript.arguments (1)) >iget.vbe echo iremote = LCase (wscript.arguments (0)) >>iget.vbe echo Set xpost = CreateObject ("Microsoft.XMLHTTP") >>iget.vbe echo Xpost.open "Get", iremote,0 >>iget.vbe

echo to change the color, use the parameter-eformat: echo-e "\033[word background color; font Color m string \033[0m"For example:echo-e "\033[41;36m something here \033[0m"Where 41 of the position represents the background, 36 of the position is the color of the word 1, The word background color and the text color are English "" "" "" "" "" 2, there's a m behind the text color 3, there can be no spa

It refers to the echo string, which is better than the connection. The reason is not to say, first look at the following two sentences What was the result? 1+5=6? 1+5=6? —————— 6? 2? —————— 6.6? 6.6? —————— I can only say echo ' 5+1= '. The result of 1+5 is 10, so the result is 6 and 2. Why is it so. Is there no Exchange law for addition in PHP?Let's not think about why. If I c

Tags: 12px false URI toolbar display some using echo scriptecho Display in shell script with color display, echo display with color, need to use parameter-EThe format is as follows:Echo-e "\033[word background color; text color m string \033[0m"Example: Echo-e "\033[41;36m something here \033[0m"Where 41 of the position represents the background, 36 of the positi

echo display with color, need to use parameter-EThe format is as follows:Echo-e "\033[word background color; text color m string \033[0m"For example:Echo-e "\033[41;37m Tonyzhang \033[0m"Where 41 of the position represents the background, 37 of the position is the color of the wordNote:1, the word background color and the text color is the English "" "2. There is a m behind the text color3, before and after the string can have no space, if any, the ou

Echo"function description": Echo will send the input string to standard output. The output strings are separated by white space characters, and a newline number is added at the end. "Syntax format": echo [-ne][string]echo [--help][--version]"Option Parameters":- n Do not wrap in the last line- E If the following charac

echo display with color, need to use parameter-EThe format is as follows:Echo-e "\033[word background color; text color m string \033[0m"For example:Echo-e "\033[41;37m Tonyzhang \033[0m"Where 41 of the position represents the background, 37 of the position is the color of the wordNote:1, the word background color and the text color is the English "" "2. There is a m behind the text color3, before and after the string can have no space, if any, the ou