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Fix Functions Tabbing

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This commit is contained in:
Akshay Kalose 2015-10-16 21:43:47 -04:00
parent c2b68d138c
commit 05a164fbf8
1 changed files with 17 additions and 17 deletions
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34
php.html.markdown
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@ -379,7 +379,7 @@ for ($i = 0; $i < 5; $i++) {
// Define a function with "function":
function my_function () {
return 'Hello';
return 'Hello';
}
echo my_function(); // => "Hello"
@ -388,8 +388,8 @@ echo my_function(); // => "Hello"
// number of letters, numbers, or underscores.
function add ($x, $y = 1) { // $y is optional and defaults to 1
$result = $x + $y;
return $result;
$result = $x + $y;
return $result;
}
echo add(4); // => 5
@ -400,21 +400,21 @@ echo add(4, 2); // => 6
// Since PHP 5.3 you can declare anonymous functions;
$inc = function ($x) {
return $x + 1;
return $x + 1;
};
echo $inc(2); // => 3
function foo ($x, $y, $z) {
echo "$x - $y - $z";
echo "$x - $y - $z";
}
// Functions can return functions
function bar ($x, $y) {
// Use 'use' to bring in outside variables
return function ($z) use ($x, $y) {
foo($x, $y, $z);
};
// Use 'use' to bring in outside variables
return function ($z) use ($x, $y) {
foo($x, $y, $z);
};
}
$bar = bar('A', 'B');
@ -429,14 +429,14 @@ echo $function_name(1, 2); // => 3
// You can get the all the parameters passed to a function
function parameters() {
$numargs = func_num_args();
if ($numargs > 0) {
echo func_get_arg(0) . ' | ';
}
$args_array = func_get_args();
foreach ($args_array as $key => $arg) {
echo $key . ' - ' . $arg . ' | ';
}
$numargs = func_num_args();
if ($numargs > 0) {
echo func_get_arg(0) . ' | ';
}
$args_array = func_get_args();
foreach ($args_array as $key => $arg) {
echo $key . ' - ' . $arg . ' | ';
}
}
parameters('Hello', 'World'); // Hello | 0 - Hello | 1 - World |