Remove array elements useful PHP array functions

php array remove blank it from the elements (including elements of only blank characters) to a two-dimensional array into hashmap ** * remove the blank from the array elements (including elements of only whitespace characters) * * @ param array arr * @ param boolean trim * / CODE: functiona ...

php remove it from the array of empty elements (including elements of only whitespace characters) into a two-dimensional array of hashmap

**

* Remove the blank from the array elements (including elements only whitespace)

*

* @ Param array arr

* @ Param boolean trim

* /

CODE: function array_remove_empty (& arr, trim = true) ( foreach (arr as key => value) ( if (is_array (value)) ( array_remove_empty (arr [key]); ) Else ( value = trim (value); if (value =='') ( unset (arr [key]); ) Elseif (trim) ( arr [key] = value; ) ) ) )

/ **

* To convert a two-dimensional array of hashmap

*

* If omitted valueField parameters, then convert the result that each contain all the data for the array.

*

* @ Param array arr

* @ Param string keyField

* @ Param string valueField

*

* @ Return array

* /

CODE: function array_to_hashmap (& arr, keyField, valueField = null) ( ret = array (); if (valueField) ( foreach (arr as row) ( ret [row [keyField]] = row [valueField]; ) ) Else ( foreach (arr as row) ( ret [row [keyField]] = row; ) ) return ret; )