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I have an associative array in the form key => value where key is a numerical value, however it is not a sequential numerical value. The key is actually an ID number and the value is a count. This is fine for most instances, however I want a function that gets the human-readable name of the array …
Continue reading “PHP, how do you change the key of an array element?”
I got so many empty element as well as null values in array and my SQL query is some what complex so i was not able to use IS NOT NULL inmysql Query. Only alternative way i have is removing this null values from array using PHP. I used is_null function of PHP and remove …
array array_unique ( array $array [, int $sort_flags = SORT_STRING ] ) Takes an input array and returns a new array without duplicate values.
Definition and Usage The extract() function imports variables into the local symbol table from an array. This function uses array keys as variable names and values as variable values. For each element it will create a variable in the current symbol table. This function returns the number of variables extracted on success.
$a = array( ‘a’ => 123, ‘b’ => 456, ‘c’ => 789, ‘d’ => 123 ); unset($a[‘b’]); print_r($a);
Remove NULL values only
