Tag: array

What is undefined index Notice in PHP array process and How to avoid it?

PHP

Undefined index Notice in PHP array processing. When we try to access key in PHP array which not exists in array, PHP gives Undefined index Notice.

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CodeIgniter form validation errors display array format

CodeIgniter Rocks

CodeIgniter form validation errors display array format. validation_errors() function return errors in string format, For get it in array use error_array(). You will get detailed example with code for get form validation errors in array instead of string.

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Array to query string php – Query string to array php

PHP

Content Array to query string php Query string to array php PHP two userful function for convert Array to query string php and Query string to array php with example.

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PHP validate all element of array by type (Integer-String-Boolean-Digit..) By master condition

PHP validate all element of array by type

PHP validate all element of array contains only integer-String-Boolean-Digit-Float or any specific type value by master condition. Single condition for check all element of array contains only integer, check all element of array contains only string, check all…

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Remove null values from array php using array_filter

Remove null values from array php using array_filter

Remove null values from array php using array_filter. Remove only null values from array and do not remove boolean false, integer zero 0 and blank string.

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PHP change array key in foreach

Remove null values from array php using array_filter

PHP change array key in foreach or php rename array key for mapping array. Here is example for replace array key using foreach.

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php array_filter get keys using pass variable example

Remove null values from array php using array_filter

Simple example for php array_filter get keys with array_filter pass variable in process.

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PHP ONE LINE CODE – U NEVER USED – array to comma separate string wrapped with character

PHP ONE LINE CODE - U NEVER USED - array to comma separate string wrapped with character

Convert array value to string. String with comma separate value and wrapped both side with given character. Generate string without any long code but just using one line code.

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How to convert multi-dimensional array key to string type

How to convert multi-dimention array key to string type

PHP convert multi-dimention array all keys to type string from numeric type. If found issue/fatal error/warning with numeric type array keys in php or php7 use below simple one line code to convert array keys to string type.

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PHP apply function recursively to every member of an array

PHP apply function recursively to every member of an array

Apply a function or required process recursively to every member of multidimensional array. Applies the function or required process to each element of the array. This function will recurse into deeper arrays. multiDimArrayMap() will make loop on given…

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