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UPDATE: add array functions, add desc for loops, and made the switch part of the conditionals. #365

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58 changes: 40 additions & 18 deletions languages/php.php
Original file line number Diff line number Diff line change
Expand Up @@ -65,6 +65,25 @@
arsort($arr); // Sort associative arrays in descending order, according to the value.
krsort($arr); // Sort associative arrays in descending order, according to the key.

/** /
* Array Functions
*
* This are functions that you can use to manipulate the arrays
*/

count($arr); // This will count the length of the array values
array_push($arr, ['Jane', 200, 500]); // Accepts two parameters. And this adds new value to the end of the array
array_pop($arr); // This removes the value at the end of the array
array_shift($arr); // This removes the first index of the array
array_unshift($arr, ['PHP', 1999, 2024]); // Accepts two parameters. This adds new value in the first index of the array
array_slice($arr, 0, 1); // Accepts two or three parameters. This removes the selected index from the array.

$arr2 = [["Lebron James", 2003, 2024], ["Michael Jordan", 1989, 2001]];
array_splice($arr, 0, 2, $arr2); // Accepts three or four parameters. This removes specified index from the array and replaces new value.

array_reverse($arr); // This reverses the value of the array.


/**
* Conditions
*/
Expand All @@ -78,6 +97,17 @@

}

// Switch Conditions
switch($arr) {
case 1:
break;
case 2:
break;
case 3:
break;
default:
}

// Ternary
$string = $state == 'Running' ? 'He is running' : 'I don\'t know';

Expand All @@ -86,23 +116,19 @@

/**
* Ways of looping
* NOTE: Look out for and avoid having an infinite loop!
*/
continue; // Skip current iter
break; // Exit loop

// Foreach
foreach($arr as $key => $value) {
$key = $key;
$value = $value;
}

// For
for($i = 0; $i < count($arr); $i++) {
// For loop
// gets the initial value, validates if initial value is less than the count; if true add one.
for($i = 0; $i < count($arr); $i++) {
$key = $i;
$value = $arr[$i];
}

// While
// While loop
$i = 0;
while($i < count($arr) - 1) {
$key = $i;
Expand All @@ -116,15 +142,11 @@
$value = $arr[$i];
} while($i < count($arr));

// Switch
switch($arr) {
case 1:
break;
case 2:
break;
case 3:
break;
default:
// Foreach
// Iterates through the array. It could get only the value or the key and value of the array
foreach($arr as $key => $value) {
$key = $key;
$value = $value;
}

/**
Expand Down