Php reads and writes tab-Separated Files

Php reads and writes tab-Separated Files

The example in this article describes how php implements the separation of reading and writing tabs. Share it with you for your reference. The specific analysis is as follows:

This php Code reads and writes tab-separated files, including two independent functions, one read and one write, such as cvs files.

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// // Save an array as tab seperated text file // Function write_tabbed_file ($ filepath, $ array, $ save_keys = false ){ $ Content = ''; Reset ($ array ); While (list ($ key, $ val) = each ($ array )){ // Replace tabs in keys and values to [space] $ Key = str_replace ("\ t", "", $ key ); $ Val = str_replace ("\ t", "", $ val ); If ($ save_keys) {$ content. = $ key. "\ t ";} // Create line: $ Content. = (is_array ($ val ))? Implode ("\ t", $ val): $ val; $ Content. = "\ n "; } If (file_exists ($ filepath )&&! Is_writeable ($ filepath )){ Return false; } If ($ fp = fopen ($ filepath, 'W + ')){ Fwrite ($ fp, $ content ); Fclose ($ fp ); } Else {return false ;} Return true; } // // Load a tab seperated text file as array // Function load_tabbed_file ($ filepath, $ load_keys = false ){ $ Array = array (); If (! File_exists ($ filepath) {return $ array ;} $ Content = file ($ filepath ); For ($ x = 0; $ x <count ($ content); $ x ++ ){ If (trim ($ content [$ x])! = ''){ $ Line = explode ("\ t", trim ($ content [$ x]); If ($ load_keys ){ $ Key = array_shift ($ line ); $ Array [$ key] = $ line; } Else {$ array [] = $ line ;} } } Return $ array; } /* ** Example usage: */ $ Array = array ( 'Line1' => array ('data-1-1 ', 'Data-1-2', 'Data-1-3 '), 'Line2' => array ('data-2-1 ', 'Data-2-2', 'Data-2-3 '), 'Line3' => array ('data-3-1 ', 'Data-3-2', 'Data-3-3 '), 'Line4' => 'foobar ', 'Line5' => 'Hello world' ); // Save the array to the data.txt file: Write_tabbed_file('data.txt ', $ array, true ); /* The data.txt content looks like this: Line1 data-1-1 data-1-2 data-1-3 Line2 data-2-1 data-2-2 data-2-3 Line3 data-3-1 data-3-2 data-3-3 Line4 foobar Line5 hello world */ // Load the saved array: $ Reloaded_array = load_tabbed_file('data.txt ', true ); Print_r ($ reloaded_array ); // Returns the array from above

I hope this article will help you with php programming.