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The difference between echo, print, printf and sprintf_PHP Tutorial

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2016-07-21 15:59:41756browse

- echo

is a command and cannot return a value. Echo can be followed by many parameters, separated by semicolons, such as:
echo $myvar1;
echo 1,2,$myvar,"bold";

- print

is a function that can return a value and can only have one parameter.

- printf

function, format the text and then output it, such as:
$name="hunte";
$age=25;
printf("my name is %s, age %d", $name, $age);

- sprintf

is similar to printf, but does not print, but returns formatted text, others Same as printf.
- echo

is a command and cannot return a value. Echo can be followed by many parameters, separated by semicolons, such as:
echo $myvar1;
echo 1,2,$myvar,"bold";

- print

is a function that can return a value and can only have one parameter.

- printf

function, format the text and then output it, such as:
$name="hunte";
$age=25;
printf("my name is %s, age %d", $name, $age);

- sprintf

is similar to printf, but does not print, but returns formatted text, others Same as printf.

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