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100 lines
2.7 KiB
PHP
100 lines
2.7 KiB
PHP
--TEST--
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Test substr_count() function (variation - 1)
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--FILE--
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<?php
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echo "\n*** Testing possible variations ***\n";
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echo "-- 3rd or 4th arg as string --\n";
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$str = "this is a string";
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var_dump( substr_count($str, "t", "5") );
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var_dump( substr_count($str, "t", "5", "10") );
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var_dump( substr_count($str, "i", "5t") );
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var_dump( substr_count($str, "i", "5t", "10t") );
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echo "\n-- 3rd or 4th arg as NULL --\n";
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var_dump( substr_count($str, "t", "") );
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var_dump( substr_count($str, "T", "") );
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var_dump( substr_count($str, "t", "", 15) );
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var_dump( substr_count($str, "I", NULL) );
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var_dump( substr_count($str, "i", NULL, 10) );
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echo "\n-- overlapped substrings --\n";
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var_dump( substr_count("abcabcabcabcabc", "abca") );
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var_dump( substr_count("abcabcabcabcabc", "abca", 2) );
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echo "\n-- complex strings containing other than 7-bit chars --\n";
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$str = chr(128).chr(129).chr(128).chr(256).chr(255).chr(254).chr(255);
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var_dump(substr_count($str, chr(128)));
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var_dump(substr_count($str, chr(255)));
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var_dump(substr_count($str, chr(256)));
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echo "\n-- heredoc string --\n";
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$string = <<<EOD
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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acdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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acdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
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EOD;
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var_dump(substr_count($string, "abcd"));
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var_dump(substr_count($string, "1234"));
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echo "\n-- heredoc null string --\n";
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$str = <<<EOD
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EOD;
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var_dump(substr_count($str, "\0"));
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var_dump(substr_count($str, "\x000"));
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var_dump(substr_count($str, "0"));
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echo "Done\n";
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?>
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--EXPECTF--
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*** Testing possible variations ***
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-- 3rd or 4th arg as string --
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int(1)
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int(1)
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Notice: A non well formed numeric value encountered in %s on line %d
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int(2)
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Notice: A non well formed numeric value encountered in %s on line %d
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Notice: A non well formed numeric value encountered in %s on line %d
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int(2)
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-- 3rd or 4th arg as NULL --
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Warning: substr_count() expects parameter 3 to be long, string given %s on line %d
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NULL
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Warning: substr_count() expects parameter 3 to be long, string given %s on line %d
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NULL
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Warning: substr_count() expects parameter 3 to be long, string given %s on line %d
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NULL
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int(0)
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int(2)
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-- overlapped substrings --
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int(2)
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int(2)
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-- complex strings containing other than 7-bit chars --
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int(2)
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int(2)
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int(1)
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-- heredoc string --
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int(14)
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int(16)
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-- heredoc null string --
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int(0)
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int(0)
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int(0)
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Done
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