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Remove first 4 characters of a string with PHP
How can I remove the first 4 characters of a string using PHP?
7 Answers
7
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How to trim white spaces of array values in php
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array_walk() can be used with trim() to trim array
<?php
function trim_value(&$value)
{
$value = trim($value);
}
$fruit = array('apple','banana ', ' cranberry ');
var_dump($fruit);
array_walk($fruit, 'trim_value');
var_dump($fruit);
?>
See 2nd example at http...
GPU Emulator for CUDA programming without the hardware [closed]
Question: Is there an emulator for a Geforce card that would allow me to program and test CUDA without having the actual hardware?
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Abort Ajax requests using jQuery
...1.5 the returned object is a wrapper for the native XMLHttpRequest object called jqXHR. This object appears to expose all of the native properties and methods so the above example still works. See The jqXHR Object (jQuery API documentation).
UPDATE 2:
As of jQuery 3, the ajax method now returns a p...
How to show math equations in general github's markdown(not github's blog)
...portant word being "secure" there, considering your question :).
Indeed, allowing javascript to be executed would be a bit off of the MarkDown standard text-to-HTML contract.
Moreover, everything that looks like a HTML tag is either escaped or stripped out.
Tell me how to show math symbols in...
How to Sort Multi-dimensional Array by Value?
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Try a usort, If you are still on PHP 5.2 or earlier, you'll have to define a sorting function first:
function sortByOrder($a, $b) {
return $a['order'] - $b['order'];
}
usort($myArray, 'sortByOrder');
Starting in PHP 5.3, you can use an anonymous func...
How do I get the current date in JavaScript?
...h and date if you're not in north America.
– Mark Micallef
Jun 11 '14 at 4:11
6
The new Date.prot...
Is it possible to use a div as content for Twitter's Popover
...ing if there was anyway to put a <div> inside the popover. Potentially, I would like to use php and mysql in there, but if i could get a div to work i think i can figure out the rest. I tried setting data-content to a div ID, but it didnt work.
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The $.param( ) inverse function in JavaScript / jQuery
...ht with accepted answer "this won't work with arrays". Your solution works all right.
– Robert Koritnik
Sep 16 '09 at 12:44
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How do I execute a string containing Python code in Python?
...;>> x
4
However, the first step should be to ask yourself if you really need to. Executing code should generally be the position of last resort: It's slow, ugly and dangerous if it can contain user-entered code. You should always look at alternatives first, such as higher order functions, ...