--TEST-- Test wordwrap() function : usage variations - unexpected values for width argument --FILE-- \n'; $cut = true; // resource var $fp = fopen(__FILE__, "r"); // get an unset variable $unset_var = 10; unset($unset_var); // array with different values as width $values = array ( // zerovalue for width 0, // -ve value for width -1, -10, // array values array(), array(0), array(1), array(1, 2), array('color' => 'red', 'item' => 'pen'), // boolean values true, false, TRUE, FALSE, // string values "string", 'string', // objects new stdclass(), // Null value NULL, null, // empty string "", '', // resource variable $fp, // undefined variable @$undefined_var, // unset variable @$unset_var ); // loop though each element of the array and check the working of wordwrap() // when $width arugment is supplied with different values echo "\n--- Testing wordwrap() by supplying different values for 'width' argument ---\n"; $counter = 1; for($index = 0; $index < count($values); $index ++) { echo "-- Iteration $counter --\n"; $width = $values [$index]; var_dump( wordwrap($str, $width) ); var_dump( wordwrap($str, $width, $break) ); // cut as false $cut = false; var_dump( wordwrap($str, $width, $break, $cut) ); // cut as true $cut = true; var_dump( wordwrap($str, $width, $break, $cut) ); $counter ++; } // close the resource fclose($fp); echo "Done\n"; ?> --EXPECTF-- *** Testing wordwrap() : usage variations *** --- Testing wordwrap() by supplying different values for 'width' argument --- -- Iteration 1 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 2 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" string(223) "
\nt
\ne
\ns
\nt
\ni
\nn
\ng
\n
\nw
\no
\nr
\nd
\nw
\nr
\na
\np
\n
\nf
\nu
\nn
\nc
\nt
\ni
\no
\nn" -- Iteration 3 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" string(223) "
\nt
\ne
\ns
\nt
\ni
\nn
\ng
\n
\nw
\no
\nr
\nd
\nw
\nr
\na
\np
\n
\nf
\nu
\nn
\nc
\nt
\ni
\no
\nn" -- Iteration 4 -- Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL -- Iteration 5 -- Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL -- Iteration 6 -- Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL -- Iteration 7 -- Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL -- Iteration 8 -- Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, array given in %s on line %d NULL -- Iteration 9 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" string(199) "t
\ne
\ns
\nt
\ni
\nn
\ng
\nw
\no
\nr
\nd
\nw
\nr
\na
\np
\nf
\nu
\nn
\nc
\nt
\ni
\no
\nn" -- Iteration 10 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 11 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" string(199) "t
\ne
\ns
\nt
\ni
\nn
\ng
\nw
\no
\nr
\nd
\nw
\nr
\na
\np
\nf
\nu
\nn
\nc
\nt
\ni
\no
\nn" -- Iteration 12 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 13 -- Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL -- Iteration 14 -- Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL -- Iteration 15 -- Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, object given in %s on line %d NULL -- Iteration 16 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 17 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 18 -- Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL -- Iteration 19 -- Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, string given in %s on line %d NULL -- Iteration 20 -- Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d NULL Warning: wordwrap() expects parameter 2 to be long, resource given in %s on line %d NULL -- Iteration 21 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) -- Iteration 22 -- string(25) "testing wordwrap function" string(39) "testing
\nwordwrap
\nfunction" string(39) "testing
\nwordwrap
\nfunction" Warning: wordwrap(): Can't force cut when width is zero in %s on line %d bool(false) Done