What is difference between echo and printf?
echo always exits with a 0 status, and simply prints arguments followed by an end of line character on the standard output, while printf allows for definition of a formatting string and gives a non-zero exit status code upon failure. printf has more control over the output format.
What is difference between $* and $@?
What’s the difference between $@ and $* [duplicate] The $@ holds list of all arguments passed to the script. The $* holds list of all arguments passed to the script.
Should I use printf or echo?
While printf is better for many reasons, most people still use echo because the syntax is simpler. echo is not standardized, it will behave differently on different systems. Since some (but not all) implementations of echo support command line switches, it is hard to print a string that starts with a – .
Is echo faster than printf statement?
echo and print are virtually (not technically) the same thing. The (pretty much only) difference between the two is that print will return the integer 1 , whereas echo returns nothing.
Is echo like print?
echo and print are more or less the same. They are both used to output data to the screen. The differences are small: echo has no return value while print has a return value of 1 so it can be used in expressions. echo can take multiple parameters (although such usage is rare) while print can take one argument.
What is echo in bash?
The echo command is used to display a line of text that is passed in as an argument. This is a bash command that is mostly used in shell scripts to output status to the screen or to a file.
Is in between correct?
In between should always appear as two words. Although inbetween is common, it is a misspelling and does not appear in any English dictionary. Unnecessarily adding in to between is also a common grammatical mistake. As a compound adjective, in-between should be hyphenated.
Is it correct to say thinking of you?
“Thinking about you” means that you’re actually thinking thoughts about a person. “Thinking of you” to me has a couple of meanings. One is more like “Something reminded me of you.” For example, let’s say your favorite ice cream is strawberry banana swirl.
What is an alternative command to echo?
printf
cshksh
echo/See also
What is B in printf?
The Printf module API details the type conversion flags, among them: %B: convert a boolean argument to the string true or false %b: convert a boolean argument (deprecated; do not use in new programs).
Which one is faster echo or print?
They are both used to output data to the screen. The differences are small: echo has no return value while print has a return value of 1 so it can be used in expressions. echo can take multiple parameters (although such usage is rare) while print can take one argument. echo is marginally faster than print .
What is difference between echo and Print_r in PHP?
print_r prints human-readable information about a variable, while echo is used only for strings. Echo just gives the value, print_r gives more information about the variable itself, such as the type of data and the elements in the array, if applicable.