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|
--TEST--
"ucfirst()" function
--INI--
precision=14
--FILE--
<?php
/* Make a string's first character uppercase */
echo "#### Basic and Various operations ####\n";
$str_array = array(
"testing ucfirst.",
"1.testing ucfirst",
"hELLO wORLD",
'hELLO wORLD',
"\0", // Null
"\x00", // Hex Null
"\x000",
"abcd", // double quoted string
'xyz', // single quoted string
"-3",
-3,
'-3.344',
-3.344,
"NULL",
"0",
0,
TRUE, // bool type
"TRUE",
"1",
1,
1.234444,
FALSE,
"FALSE",
" ",
" ",
'b', // single char
'\t', // escape sequences
"\t",
"12",
"12twelve", // int + string
);
/* loop to test working of ucfirst with different values */
foreach ($str_array as $string) {
var_dump( ucfirst($string) );
}
echo "\n#### Testing miscellaneous inputs ####\n";
echo "\n--- Testing objects ---\n";
/* we get "Recoverable fatal error: saying Object of class could not be converted
to string" by default when an object is passed instead of string:
The error can be avoided by choosing the __toString magix method as follows: */
class StringCapable {
function __toString() {
return "hello, world";
}
}
$obj_string = new StringCapable;
var_dump(ucfirst("$obj_string"));
echo "\n--- Testing a longer and heredoc string ---\n";
$string = <<<EOD
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
EOD;
var_dump(ucfirst($string));
echo "\n--- Testing a heredoc null string ---\n";
$str = <<<EOD
EOD;
var_dump(ucfirst($str));
echo "\n--- Testing simple and complex syntax strings ---\n";
$str = 'world';
/* Simple syntax */
var_dump(ucfirst("$str"));
var_dump(ucfirst("$str'S"));
var_dump(ucfirst("$strS"));
/* String with curly braces, complex syntax */
var_dump(ucfirst("${str}S"));
var_dump(ucfirst("{$str}S"));
echo "\n--- Nested ucfirst() ---\n";
var_dump(ucfirst(ucfirst("hello")));
echo "Done\n";
?>
--EXPECTF--
Deprecated: Using ${var} in strings is deprecated, use {$var} instead in %s on line %d
#### Basic and Various operations ####
string(16) "Testing ucfirst."
string(17) "1.testing ucfirst"
string(11) "HELLO wORLD"
string(11) "HELLO wORLD"
string(1) "%0"
string(1) "%0"
string(2) "%00"
string(4) "Abcd"
string(3) "Xyz"
string(2) "-3"
string(2) "-3"
string(6) "-3.344"
string(6) "-3.344"
string(4) "NULL"
string(1) "0"
string(1) "0"
string(1) "1"
string(4) "TRUE"
string(1) "1"
string(1) "1"
string(8) "1.234444"
string(0) ""
string(5) "FALSE"
string(1) " "
string(5) " "
string(1) "B"
string(2) "\t"
string(1) " "
string(2) "12"
string(8) "12twelve"
#### Testing miscellaneous inputs ####
--- Testing objects ---
string(12) "Hello, world"
--- Testing a longer and heredoc string ---
string(639) "Abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789
@#$%^&**&^%$#@!~:())))((((&&&**%$###@@@!!!~~~~@###$%^&*
abcdefghijklmnopqrstuvwxyz0123456789abcdefghijklmnopqrstuvwxyz0123456789"
--- Testing a heredoc null string ---
string(0) ""
--- Testing simple and complex syntax strings ---
string(5) "World"
string(7) "World'S"
Warning: Undefined variable $strS in %s on line %d
string(0) ""
string(6) "WorldS"
string(6) "WorldS"
--- Nested ucfirst() ---
string(5) "Hello"
Done
|
