1--TEST-- 2Test fscanf() function: usage variations - file opened in write only mode 3--FILE-- 4<?php 5 6/* 7 Prototype: mixed fscanf ( resource $handle, string $format [, mixed &$...] ); 8 Description: Parses input from a file according to a format 9*/ 10 11/* Test fscanf() to scan a file for read when file is opened inwrite only mode */ 12 13$file_path = dirname(__FILE__); 14 15echo "*** Test fscanf(): to read from a file opened in write only mode ***\n"; 16 17// create a file 18$filename = "$file_path/fscanf_variation51.tmp"; 19$file_handle = fopen($filename, "w"); 20if($file_handle == false) 21 exit("Error:failed to open file $filename"); 22//writing data to the file 23@fwrite($file_handle,"sample text\n"); 24 25//closing the file 26fclose($file_handle); 27 28// various formats 29$formats = array( "%d", "%f", "%e", "%u", " %s", "%x", "%o"); 30 31$counter = 1; 32 33// various write only modes 34$modes = array("w", "wb", "wt", 35 "a", "ab", "at", 36 "x", "xb", "xt" 37 ); 38 39$counter = 1; 40// reading the values from file using different integer formats 41foreach($modes as $mode) { 42 43 $file_handle = fopen($filename, $mode); 44 if($file_handle == false) { 45 exit("Error:failed to open file $filename"); 46 } 47 echo "\n-- iteration $counter --\n"; 48 49 foreach($formats as $format) { 50 var_dump( fscanf($file_handle,$format) ); 51 rewind($file_handle); 52 } 53 $counter++; 54 fclose($file_handle); 55 unlink($filename); 56} 57 58echo "\n*** Done ***"; 59?> 60--CLEAN-- 61<?php 62$file_path = dirname(__FILE__); 63$filename = "$file_path/fscanf_variation51.tmp"; 64if(file_exists($filename)) { 65 unlink($filename); 66} 67?> 68--EXPECT-- 69*** Test fscanf(): to read from a file opened in write only mode *** 70 71-- iteration 1 -- 72bool(false) 73bool(false) 74bool(false) 75bool(false) 76bool(false) 77bool(false) 78bool(false) 79 80-- iteration 2 -- 81bool(false) 82bool(false) 83bool(false) 84bool(false) 85bool(false) 86bool(false) 87bool(false) 88 89-- iteration 3 -- 90bool(false) 91bool(false) 92bool(false) 93bool(false) 94bool(false) 95bool(false) 96bool(false) 97 98-- iteration 4 -- 99bool(false) 100bool(false) 101bool(false) 102bool(false) 103bool(false) 104bool(false) 105bool(false) 106 107-- iteration 5 -- 108bool(false) 109bool(false) 110bool(false) 111bool(false) 112bool(false) 113bool(false) 114bool(false) 115 116-- iteration 6 -- 117bool(false) 118bool(false) 119bool(false) 120bool(false) 121bool(false) 122bool(false) 123bool(false) 124 125-- iteration 7 -- 126bool(false) 127bool(false) 128bool(false) 129bool(false) 130bool(false) 131bool(false) 132bool(false) 133 134-- iteration 8 -- 135bool(false) 136bool(false) 137bool(false) 138bool(false) 139bool(false) 140bool(false) 141bool(false) 142 143-- iteration 9 -- 144bool(false) 145bool(false) 146bool(false) 147bool(false) 148bool(false) 149bool(false) 150bool(false) 151 152*** Done *** 153