1--TEST--
2Test str_split() function : usage variations - different double quoted strings for 'str' argument
3--FILE--
4<?php
5/*
6* passing different double quoted strings as 'str' argument to str_split()
7* split_length is set to 7
8*/
9
10echo "*** Testing str_split() : double quoted strings for 'str' ***\n";
11
12//Initialize variables
13$split_length = 7;
14
15// different values for 'str'
16$values = array(
17  "",  //empty
18  " ",  //space
19  "1234", //with only numbers
20  "simple string",  //regular string
21  "It's string with quote",  //string containing single quote
22  "string\tcontains\rwhite space\nchars",
23  "containing @ # $ % ^ & chars",
24  "with 1234 numbers",
25  "with \0 and ".chr(0)."null chars",  //for binary safe
26  "with    multiple     space char",
27  "Testing invalid \k and \m escape char",
28  "to check with \\n and \\t" //ignoring \n and \t results
29
30);
31
32//loop through each element of $values for 'str' argument
33for($count = 0; $count < count($values); $count++) {
34  echo "-- Iteration ".($count+1)." --\n";
35  var_dump( str_split($values[$count], $split_length) );
36}
37echo "Done"
38?>
39--EXPECT--
40*** Testing str_split() : double quoted strings for 'str' ***
41-- Iteration 1 --
42array(1) {
43  [0]=>
44  string(0) ""
45}
46-- Iteration 2 --
47array(1) {
48  [0]=>
49  string(1) " "
50}
51-- Iteration 3 --
52array(1) {
53  [0]=>
54  string(4) "1234"
55}
56-- Iteration 4 --
57array(2) {
58  [0]=>
59  string(7) "simple "
60  [1]=>
61  string(6) "string"
62}
63-- Iteration 5 --
64array(4) {
65  [0]=>
66  string(7) "It's st"
67  [1]=>
68  string(7) "ring wi"
69  [2]=>
70  string(7) "th quot"
71  [3]=>
72  string(1) "e"
73}
74-- Iteration 6 --
75array(5) {
76  [0]=>
77  string(7) "string	"
78  [1]=>
79  string(7) "contain"
80  [2]=>
81  string(7) "s
81white"
82  [3]=>
83  string(7) " space
84"
85  [4]=>
86  string(5) "chars"
87}
88-- Iteration 7 --
89array(4) {
90  [0]=>
91  string(7) "contain"
92  [1]=>
93  string(7) "ing @ #"
94  [2]=>
95  string(7) " $ % ^ "
96  [3]=>
97  string(7) "& chars"
98}
99-- Iteration 8 --
100array(3) {
101  [0]=>
102  string(7) "with 12"
103  [1]=>
104  string(7) "34 numb"
105  [2]=>
106  string(3) "ers"
107}
108-- Iteration 9 --
109array(4) {
110  [0]=>
111  string(7) "with � "
112  [1]=>
113  string(7) "and �nu"
114  [2]=>
115  string(7) "ll char"
116  [3]=>
117  string(1) "s"
118}
119-- Iteration 10 --
120array(5) {
121  [0]=>
122  string(7) "with   "
123  [1]=>
124  string(7) " multip"
125  [2]=>
126  string(7) "le     "
127  [3]=>
128  string(7) "space c"
129  [4]=>
130  string(3) "har"
131}
132-- Iteration 11 --
133array(6) {
134  [0]=>
135  string(7) "Testing"
136  [1]=>
137  string(7) " invali"
138  [2]=>
139  string(7) "d \k an"
140  [3]=>
141  string(7) "d \m es"
142  [4]=>
143  string(7) "cape ch"
144  [5]=>
145  string(2) "ar"
146}
147-- Iteration 12 --
148array(4) {
149  [0]=>
150  string(7) "to chec"
151  [1]=>
152  string(7) "k with "
153  [2]=>
154  string(7) "\n and "
155  [3]=>
156  string(2) "\t"
157}
158Done
159