Question

How to output a formatted string with printf() in PHP

Answer 1

$n = 100;
$f = 3.14;
$s = "PHP";

printf("%d %f %s", $n, $f, $s);


/*
run:
    
100 3.140000 PHP 

       
*/

 

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Answer 2

$n = 100;
$l = 1000000123;
$f = 3.14;
$s = "PHP";

printf("%d %ld %.2f %s", $n, $l, $f, $s);


/*
run:
    
100 1000000123 3.14 PHP 

       
*/

 

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Answer 3

$f = 1.035;

printf("%.2lf<br />", $f);
printf("%.2lf", round($f, 2));


/*
run:
    
1.03
1.04 

       
*/

 

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