1--TEST-- 2Test printf() function : basic functionality - string format 3--FILE-- 4<?php 5/* Prototype : int printf ( string $format [, mixed $args [, mixed $... ]] ) 6 * Description: Produces output according to format . 7 * Source code: ext/standard/formatted_print.c 8 */ 9 10echo "*** Testing printf() : basic functionality - using string format ***\n"; 11 12// Initialise all required variables 13$format = "format"; 14$format1 = "%s"; 15$format2 = "%s %s"; 16$format3 = "%s %s %s"; 17$arg1 = "arg1 argument"; 18$arg2 = "arg2 argument"; 19$arg3 = "arg3 argument"; 20 21echo "\n-- Calling printf() with no arguments --\n"; 22$result = printf($format); 23echo "\n"; 24var_dump($result); 25 26echo "\n-- Calling printf() with one arguments --\n"; 27$result = printf($format1, $arg1); 28echo "\n"; 29var_dump($result); 30 31echo "\n-- Calling printf() with two arguments --\n"; 32$result = printf($format2, $arg1, $arg2); 33echo "\n"; 34var_dump($result); 35 36 37echo "\n-- Calling printf() with string three arguments --\n"; 38$result = printf($format3, $arg1, $arg2, $arg3); 39echo "\n"; 40var_dump($result); 41 42?> 43===DONE=== 44--EXPECT-- 45*** Testing printf() : basic functionality - using string format *** 46 47-- Calling printf() with no arguments -- 48format 49int(6) 50 51-- Calling printf() with one arguments -- 52arg1 argument 53int(13) 54 55-- Calling printf() with two arguments -- 56arg1 argument arg2 argument 57int(27) 58 59-- Calling printf() with string three arguments -- 60arg1 argument arg2 argument arg3 argument 61int(41) 62===DONE=== 63