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
|
--TEST--
Test ltrim() function : basic functionality
--FILE--
<?php
echo "*** Testing ltrim() : basic functionality ***\n";
$text = " \t\r\n\0\x0B ---These are a few words--- ";
$hello = "!===Hello World===!";
$binary = "\x09\x0AExample string";
$alpha = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
echo "\n-- Trim string with all white space characters --\n";
var_dump(ltrim($text));
echo "\n-- Trim non-whitespace from a string --\n";
var_dump(ltrim($hello, "=!"));
echo "\n-- Trim some non-white space characters from a string --\n";
var_dump(ltrim($hello, "!oleH="));
echo "\n-- Trim some non-white space characters from a string suing a character range --\n";
var_dump(ltrim($alpha, "A..Z"));
echo "\n-- Trim the ASCII control characters at the beginning of a string --\n";
var_dump(ltrim($binary, "\x00..\x1F"));
?>
--EXPECT--
*** Testing ltrim() : basic functionality ***
-- Trim string with all white space characters --
string(29) "---These are a few words--- "
-- Trim non-whitespace from a string --
string(15) "Hello World===!"
-- Trim some non-white space characters from a string --
string(10) " World===!"
-- Trim some non-white space characters from a string suing a character range --
string(10) "0123456789"
-- Trim the ASCII control characters at the beginning of a string --
string(14) "Example string"
|
