blob: f89ff654a1869707fc20be3cada710fced06b1e3 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
|
--TEST--
Test strtr() function : usage variations - empty string & null for 'str' argument
--FILE--
<?php
/* Testing strtr() function by passing the
* empty string & null for 'str' argument and
* corresponding translation pair of chars for 'from', 'to' & 'replace_pairs' arguments
*/
echo "*** Testing strtr() : empty string & null for 'str' arg ***\n";
/* definitions of required input variables */
$count = 1;
$heredoc_str = <<<EOD
EOD;
//array of string inputs for $str
$str_arr = array(
"",
'',
FALSE,
false,
$heredoc_str
);
$from = "";
$to = "TEST";
$replace_pairs = array("" => "t", '' => "TEST");
/* loop through to test strtr() with each element of $str_arr */
for($index = 0; $index < count($str_arr); $index++) {
echo "-- Iteration $count --\n";
$str = $str_arr[$index]; //getting the array element in 'str' variable
//strtr() call in three args syntax form
var_dump( strtr($str, $from, $to) );
//strtr() call in two args syntax form
var_dump( strtr($str, $replace_pairs) );
$count++;
}
echo "*** Done ***";
?>
--EXPECT--
*** Testing strtr() : empty string & null for 'str' arg ***
-- Iteration 1 --
string(0) ""
string(0) ""
-- Iteration 2 --
string(0) ""
string(0) ""
-- Iteration 3 --
string(0) ""
string(0) ""
-- Iteration 4 --
string(0) ""
string(0) ""
-- Iteration 5 --
string(0) ""
string(0) ""
*** Done ***
|