Summary:this page is a printf formatting cheat sheet. I originally created this cheat sheet for my own purposes, and then thought I would share it is here.A cool thing about the formatting syntax was that the specifiers you can use be printf very
The printf function is called the format output function, and the last letter F of its keyword is the meaning of format. The function is to display the specified data to the display screen according to the user-specified format. We have used this
/* Use the conversion specifier */# Include # Include # Define PI 3.141593 // The first method to create a symbolic constant# Define pages 93179962# Define blurb "authentic imtation! "# Define words 65618# Define pages2 336Int main (void){Printf ("\
This article is part of the Linux Shell Series Tutorial (eight), more shell tutorials: Linux Shell Tutorials
In previous: Linux Shell series Tutorial (vii) Shell output This article has a brief introduction to the Shell printf command, which
Many of the most common functions in PHP that indicate printouts are the echo print () printf () spintf ().
The Echo and print () functions are the same, but print () has a return value (True and false) for execution success or not.
Using the
The printf command mimics the printf () program in the C library.Standard, so scripting with printf is better than using echo portability.printf uses reference text or space-delimited parameters, which can be used outside of the format string in
1. Echo Function:
The output function, which is a command, cannot return a value. Echo can be followed by many parameters, separated by semicolons, such as:echo $myvar 1;Echo 1,2, $myvar, "bold";
2. Print function:
is a function that can return a
The printf function is called the format output function, and the last letter F of its keyword is the meaning of format. the function is to display the specified data to the display screen according to the user-specified format. We have used this
1. Echo Function:The output function , which is a command, cannot return a value. Echo can be followed by a number of parameters, separated by semicolons, such as:echo $myvar 1;Echo, $myvar, "bold";2. print Function:is a function that returns a
in the previous section we learned about the Shell's echo command, which we'll learn from the Shell's other output command printf.
The printf command mimics the printf () program in the C library.
Standard, so scripting with printf is better than
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