The PHP manual for split()
says
This function has been DEPRECATED as of PHP 5.3.0. Relying on this feature is highly discouraged...Use
explode()
instead.
But I can't find a difference between split()
and explode()
. join()
hasn't been deprecated, so what gives?
The explode function is utilized to "Split a string into pieces of elements to form an array". The explode function in PHP enables us to break a string into smaller content with a break. This break is known as the delimiter.
explode() is a built in function in PHP used to split a string in different strings. The explode() function splits a string based on a string delimiter, i.e. it splits the string wherever the delimiter character occurs. This functions returns an array containing the strings formed by splitting the original string.
split() is deprecated as of PHP 5.3. 0. preg_split() is the suggested alternative to this function. If you don't require the power of regular expressions, it is faster to use explode(), which doesn't incur the overhead of the regular expression engine.
It's been deprecated because
explode()
is substantially faster because it doesn't split based on a regular expression, so the string doesn't have to be analyzed by the regex parserpreg_split()
is faster and uses PCRE regular expressions for regex splitsjoin()
and implode()
are aliases of each other and therefore don't have any differences.
split
uses regex, while explode
uses a fixed string. If you do need regex, use preg_split
, which uses PCRE (the regex package now preferred across the PHP standard library).
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