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|
--TEST--
Test str_split() function : usage variations - different single quoted strings for 'str' argument
--FILE--
<?php
/* Prototype : array str_split(string $str [, int $split_length])
* Description: Convert a string to an array. If split_length is
specified, break the string down into chunks each
split_length characters long.
* Source code: ext/standard/string.c
* Alias to functions: none
*/
/*
* passing different single quoted strings as 'str' argument to str_split()
* split_length is set to 5
*/
echo "*** Testing str_split() : single quoted strings for 'str' ***\n";
//Initialize variables
$split_length = 5;
// different values for 'str'
$values = array(
'', //empty
' ', //space
'1234', //with only numbers
'simple string', //regular string
'It\'s string with quote', //string containing single quote
'string\tcontains\rwhite space\nchars',
'containing @ # $ % ^ & chars',
'with 1234 numbers',
'with \0 and ".chr(0)."null chars', //for binary safe
'with multiple space char',
'Testing invalid \k and \m escape char',
'to check with \\n and \\t' //ignoring \n and \t results
);
//loop through each element of $values for 'str' argument
for($count = 0; $count < count($values); $count++) {
echo "-- Iteration ".($count+1)." --\n";
var_dump( str_split($values[$count], $split_length) );
}
echo "Done"
?>
--EXPECTF--
*** Testing str_split() : single quoted strings for 'str' ***
-- Iteration 1 --
array(1) {
[0]=>
string(0) ""
}
-- Iteration 2 --
array(1) {
[0]=>
string(1) " "
}
-- Iteration 3 --
array(1) {
[0]=>
string(4) "1234"
}
-- Iteration 4 --
array(3) {
[0]=>
string(5) "simpl"
[1]=>
string(5) "e str"
[2]=>
string(3) "ing"
}
-- Iteration 5 --
array(5) {
[0]=>
string(5) "It's "
[1]=>
string(5) "strin"
[2]=>
string(5) "g wit"
[3]=>
string(5) "h quo"
[4]=>
string(2) "te"
}
-- Iteration 6 --
array(8) {
[0]=>
string(5) "strin"
[1]=>
string(5) "g\tco"
[2]=>
string(5) "ntain"
[3]=>
string(5) "s\rwh"
[4]=>
string(5) "ite s"
[5]=>
string(5) "pace\"
[6]=>
string(5) "nchar"
[7]=>
string(1) "s"
}
-- Iteration 7 --
array(6) {
[0]=>
string(5) "conta"
[1]=>
string(5) "ining"
[2]=>
string(5) " @ # "
[3]=>
string(5) "$ % ^"
[4]=>
string(5) " & ch"
[5]=>
string(3) "ars"
}
-- Iteration 8 --
array(4) {
[0]=>
string(5) "with "
[1]=>
string(5) "1234 "
[2]=>
string(5) "numbe"
[3]=>
string(2) "rs"
}
-- Iteration 9 --
array(7) {
[0]=>
string(5) "with "
[1]=>
string(5) "\0 an"
[2]=>
string(5) "d ".c"
[3]=>
string(5) "hr(0)"
[4]=>
string(5) "."nul"
[5]=>
string(5) "l cha"
[6]=>
string(2) "rs"
}
-- Iteration 10 --
array(7) {
[0]=>
string(5) "with "
[1]=>
string(5) " mu"
[2]=>
string(5) "ltipl"
[3]=>
string(5) "e "
[4]=>
string(5) " spac"
[5]=>
string(5) "e cha"
[6]=>
string(1) "r"
}
-- Iteration 11 --
array(8) {
[0]=>
string(5) "Testi"
[1]=>
string(5) "ng in"
[2]=>
string(5) "valid"
[3]=>
string(5) " \k a"
[4]=>
string(5) "nd \m"
[5]=>
string(5) " esca"
[6]=>
string(5) "pe ch"
[7]=>
string(2) "ar"
}
-- Iteration 12 --
array(5) {
[0]=>
string(5) "to ch"
[1]=>
string(5) "eck w"
[2]=>
string(5) "ith \"
[3]=>
string(5) "n and"
[4]=>
string(3) " \t"
}
Done
|
