Re: JSON and PHP

In article <[email protected]>,
J.O. Aho <[email protected]> wrote:
>On 28/12/2022 01.34, The Doctor wrote:
>> Trying to implement a JSON array in PHP
>> Using
>
><too much code so removed, use a code repository and link to it>
>
>> 	  Just wonder how to supress repeats.
>
>Don't insert the same data multiple times into an array.
>
>Here is a short code demonstrating what you are doing
>--- example.php ---
><?PHP
>for($i = 0; $i < 3; $i++) { // this replaces the foreach in the original 
>code
>$MyObj[] = array("same each time", "this from round $i");
>var_dump($MyObj);
>}
>?>
>--- eof ---
>
>You can see how the array grows each iteration of the loop.
>

Just that we are converting from php to php/json.

Further, the foreach is due to a line that is coming is from
a previous session being passed on.

>Some tips:
>Separate display and logic into two files, one with only the logic and 
>one with only showing the resulting data, this makes it far cleaner and 
>simpler to update the design of the page without affecting the logic.
>
>Do not have variable with the same name but different case, it makes 
>your code far more difficult to follow and more mistakes can sneak in
>
>Validate input data, always go with whitelisting of what is allowed to 
>be in a input, this way you always know the data is safe to use. Regular 
>expression can make this simpler.
>
>Always calculate the total, do not trust that from a post or else 
>customers gets all the items for free. Also item prices should always be 
>fetched from the stored price list, not from a post value.
>
>Store data that you don't want to be manipulated but you need no the 
>next page in the session, as this data can't be manipulated by the user 
>and you don't need to revalidate the data on each page.
>
>-- 
>  //Aho


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