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1.1     ! misho       1: --TEST--
        !             2: Test 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: 
        !            10: echo "*** 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: 
        !            21: echo "\n-- Calling printf() with no arguments --\n";
        !            22: $result = printf($format);
        !            23: echo "\n";
        !            24: var_dump($result);
        !            25: 
        !            26: echo "\n-- Calling printf() with one arguments --\n";
        !            27: $result = printf($format1, $arg1);
        !            28: echo "\n";
        !            29: var_dump($result);
        !            30: 
        !            31: echo "\n-- Calling printf() with two arguments --\n";
        !            32: $result = printf($format2, $arg1, $arg2);
        !            33: echo "\n";
        !            34: var_dump($result);
        !            35: 
        !            36: 
        !            37: echo "\n-- Calling printf() with string three arguments --\n";
        !            38: $result = printf($format3, $arg1, $arg2, $arg3);
        !            39: echo "\n";
        !            40: var_dump($result);
        !            41: 
        !            42: ?>
        !            43: ===DONE===
        !            44: --EXPECTF--
        !            45: *** Testing printf() : basic functionality - using string format ***
        !            46: 
        !            47: -- Calling printf() with no arguments --
        !            48: format
        !            49: int(6)
        !            50: 
        !            51: -- Calling printf() with one arguments --
        !            52: arg1 argument
        !            53: int(13)
        !            54: 
        !            55: -- Calling printf() with two arguments --
        !            56: arg1 argument arg2 argument
        !            57: int(27)
        !            58: 
        !            59: -- Calling printf() with string three arguments --
        !            60: arg1 argument arg2 argument arg3 argument
        !            61: int(41)
        !            62: ===DONE===