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--TEST--
Test ltrim() function
--FILE--
<?php
/* Testing for Error conditions */
/* Invalid Number of Arguments */
echo "\n *** Output for Error Conditions ***\n";
echo "\n *** Output for zero argument ***\n";
var_dump( ltrim() );
echo "\n *** Output for more than valid number of arguments (Valid are 1 or 2 arguments) ***\n";
var_dump( ltrim("", " ", 1) );
/* heredoc string */
$str = <<<EOD
us
ing heredoc string
EOD;
echo "\n *** Using heredoc string ***\n";
var_dump( ltrim($str, "\nusi") );
/* Testing the Normal behaviour of ltrim() function */
echo "\n *** Output for Normal Behaviour ***\n";
var_dump ( ltrim(" \t\0 ltrim test") ); /* without second Argument */
var_dump ( ltrim(" ltrim test" , "") ); /* no characters in second Argument */
var_dump ( ltrim(" ltrim test", NULL) ); /* with NULL as second Argument */
var_dump ( ltrim(" ltrim test", true) ); /* with boolean value as second Argument */
var_dump ( ltrim(" ltrim test", " ") ); /* with single space as second Argument */
var_dump ( ltrim("\t\n\r\0\x0B ltrim test", "\t\n\r\0\x0B") ); /* with multiple escape sequences as second Argument */
var_dump ( ltrim("ABCXYZltrim test", "A..Z") ); /* with characters range as second Argument */
var_dump ( ltrim("0123456789ltrim test", "0..9") ); /* with numbers range as second Argument */
var_dump ( ltrim("@$#ltrim test", "#@$") ); /* with some special characters as second Argument */
echo "\n *** Output for scalar argument) ***\n";
var_dump( ltrim( 12345 ) ); /* Scalar argument */
echo "\n *** Output for NULL argument) ***\n";
var_dump( ltrim(NULL) ); /* NULL Argument */
echo "\nDone\n";
?>
--EXPECTF--
*** Output for Error Conditions ***
*** Output for zero argument ***
Warning: ltrim() expects at least 1 parameter, 0 given in %s on line %d
NULL
*** Output for more than valid number of arguments (Valid are 1 or 2 arguments) ***
Warning: ltrim() expects at most 2 parameters, 3 given in %s on line %d
NULL
*** Using heredoc string ***
string(17) "ng heredoc string"
*** Output for Normal Behaviour ***
string(10) "ltrim test"
string(13) " ltrim test"
string(18) " ltrim test"
string(18) " ltrim test"
string(10) "ltrim test"
string(11) " ltrim test"
string(10) "ltrim test"
string(10) "ltrim test"
string(10) "ltrim test"
*** Output for scalar argument) ***
string(5) "12345"
*** Output for NULL argument) ***
string(0) ""
Done