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--TEST--
Test trim() function : error conditions
--FILE--
<?php
echo "*** Testing trim() : error conditions ***\n";
$hello = " Hello World\n";
echo "\n-- Test trim function with various invalid charlists --\n";
var_dump(trim($hello, "..a"));
var_dump(trim($hello, "a.."));
var_dump(trim($hello, "z..a"));
var_dump(trim($hello, "a..b..c"));
?>
--EXPECTF--
*** Testing trim() : error conditions ***
-- Test trim function with various invalid charlists --
Warning: trim(): Invalid '..'-range, no character to the left of '..' in %s on line %d
string(14) " Hello World
"
Warning: trim(): Invalid '..'-range, no character to the right of '..' in %s on line %d
string(14) " Hello World
"
Warning: trim(): Invalid '..'-range, '..'-range needs to be incrementing in %s on line %d
string(14) " Hello World
"
Warning: trim(): Invalid '..'-range in %s on line %d
string(14) " Hello World
"
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