PHP Notes and Examples - Revision history

Chubbard: /* Slim4 Framework Notes */

2025-06-11T18:05:46Z

Slim4 Framework Notes

← Older revision		Revision as of 11:05, 11 June 2025
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	return $this->respondWithData($data);		return $this->respondWithData($data);
	throw new HttpBadRequestException($this->request, "Error message details");		throw new HttpBadRequestException($this->request, "Error message details");
			</pre>

			==Simple PHP validation==
			<pre>
			find src -type f -name '*.php' -exec php -l {} \;
	</pre>		</pre>

Chubbard: /* Make Indexed Array Unique */

2023-09-20T17:48:08Z

Make Indexed Array Unique

@@ Line 111: / Line 111: @@
          $temp_array[$v['name']] =& $v;
+}
 </pre>

Chubbard: /* Set defaults if not provided to function */

2023-09-03T16:32:46Z

Set defaults if not provided to function

← Older revision		Revision as of 09:32, 3 September 2023
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	}		}
	code here!		code here!
			}
			</pre>

			== Make Indexed Array Unique ==
			<pre>
			$temp_array = array();
			foreach ($array as &$v) {
			if (!isset($temp_array[$v['name']]))
			$temp_array[$v['name']] =& $v;
	}		}
	</pre>		</pre>

Chubbard: /* Set defaults if not provided to function */

2023-09-01T16:37:06Z

Set defaults if not provided to function

← Older revision		Revision as of 09:37, 1 September 2023
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	== Set defaults if not provided to function ==		== Set defaults if not provided to function ==
			[https://stackoverflow.com/questions/9166914/using-default-arguments-in-a-function\| Using defaults in a function in PHP]
	<pre>		<pre>
	function foo($blah, $x = null, $y = null) {		function foo($blah, $x = null, $y = null) {

Chubbard: /* Working with file creation and removal */

2023-09-01T16:36:30Z

Working with file creation and removal

@@ Line 88: / Line 88: @@
        unlink "$file";
        $result['file'] = $file;
 </pre>

Chubbard: /* Add Space before every capital letter */

2023-07-07T18:32:28Z

Add Space before every capital letter

@@ Line 79: / Line 79: @@
 preg_replace('/(\w+)([A-Z])/U', '\\1 \\2', $cleanStorage);
 </pre>
 ==Slim4 Framework Notes==
 <pre>

Chubbard at 01:35, 5 July 2023

2023-07-05T01:35:50Z

← Older revision		Revision as of 18:35, 4 July 2023
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	===PHP Notes and Examples===		===PHP Notes and Examples===
	change Array to JSON		==change Array to JSON ==
	<pre>		<pre>
	$foo=json_encode($array,1);		$foo=json_encode($array,1);
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	</pre>		</pre>

	Convert a VALID JSON string to array		==Convert a VALID JSON string to array==
	<pre>		<pre>
	$foo=json_decode($json, True);		$foo=json_decode($json, True);
Line 12:		Line 12:
	</pre>		</pre>

	Example foreach loop (simple)		==Example foreach loop (simple)==
	<pre>		<pre>
	foreach ($nestedArray1 as $Array1) {		foreach ($nestedArray1 as $Array1) {
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	</pre>		</pre>

	Example Try Catch block		==Example Try Catch block==
	<pre>		<pre>
	Use Exception;		Use Exception;
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	</pre>		</pre>

	Checking if file or dir exists. Starting point:		==Checking if file or dir exists. Starting point:==
	<pre>		<pre>

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	</pre>		</pre>

	Go BACKWARDS in array		==Go BACKWARDS in array==
	From: [https://stackoverflow.com/questions/2194388/php-how-to-get-the-element-before-the-last-element-from-an-array php-how-to-get-the-element-before-the-last-element-from-an-array]		From: [https://stackoverflow.com/questions/2194388/php-how-to-get-the-element-before-the-last-element-from-an-array php-how-to-get-the-element-before-the-last-element-from-an-array]
	* Note that you need more than 2 elements in the array for this to work properly according to answer.		* Note that you need more than 2 elements in the array for this to work properly according to answer.
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	Returns TEST three		Returns TEST three
	</pre>		</pre>



	All arrays have an "internal array pointer" which points to the current array element, PHP has several functions which allow you to navigate through the array and view the current elements key and value.		All arrays have an "internal array pointer" which points to the current array element, PHP has several functions which allow you to navigate through the array and view the current elements key and value.
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	each() - Return the current key and value pair from an array and advance the array cursor		each() - Return the current key and value pair from an array and advance the array cursor

			== Add Space before every capital letter==
			From [https://bytes.com/topic/php/answers/8589-how-insert-space-before-capital-letters-string -how-insert-space-before-capital-letters-string]
			<pre>
			preg_replace('/(\w+)([A-Z])/U', '\\1 \\2', $cleanStorage);
			</pre>
	==Slim4 Framework Notes==		==Slim4 Framework Notes==
	<pre>		<pre>

Chubbard: /* Slim4 Framework Notes */

2023-06-27T16:17:23Z

Slim4 Framework Notes

← Older revision		Revision as of 09:17, 27 June 2023
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	====Slim4 Framework Notes====		==Slim4 Framework Notes==
	<pre>		<pre>
	return $this->respondWithData($data);		return $this->respondWithData($data);

Chubbard at 16:17, 27 June 2023

2023-06-27T16:17:07Z

← Older revision		Revision as of 09:17, 27 June 2023
Line 82:		Line 82:
	throw new HttpBadRequestException($this->request, "Error message details");		throw new HttpBadRequestException($this->request, "Error message details");
	</pre>		</pre>

			== Some cheat-sheets ==
			Random cheat-sheets found on the net that are kinda useful

			# [https://cheatography.com/davechild/cheat-sheets/php/\| Looks like a pretty good PHP sheet]
			# [https://cheatography.com/krabat1/cheat-sheets/php/\| This one is REALLY big, but looks to have good info]
	[[Category:PHP]]		[[Category:PHP]]

Chubbard at 23:21, 19 June 2023

2023-06-19T23:21:58Z

← Older revision		Revision as of 16:21, 19 June 2023
Line 63:		Line 63:
	Returns TEST three		Returns TEST three
	</pre>		</pre>



			All arrays have an "internal array pointer" which points to the current array element, PHP has several functions which allow you to navigate through the array and view the current elements key and value.

			end() - Set the internal pointer of an array to its last element
			reset() - Set the internal pointer of an array to its first element
			prev() - Rewind the internal array pointer
			next() - Advance the internal array pointer of an array
			current() - Return the current element in an array
			key() - Fetch a key from an array
			each() - Return the current key and value pair from an array and advance the array cursor