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Sep 30, 2011 · The syntax is concise because the find and replacement parameters are corresponding strings. str_replace() and preg_replace() will fully traverse the input string once for each array value. This function only traverses the string once. This function avoids the need for a regex pattern or an array to make multiple replacements.
It's worth noting that the order of strtolower and str_replace doesn't matter unless the replacement strings depend on lowercase or uppercase characters. – Pharap Commented Aug 3, 2018 at 17:55
Str_replace for multiple items (8 answers) Closed 8 years ago . I want to be able to replace spaces with - but also want to remove commas and question marks.
Aug 31, 2015 · First difference: An interesting example of a different behaviour between strtr and str_replace is in the comments section of the PHP Manual: To make this work, use "strtr" instead: This means that str_replace is a more global approach to replacements, while strtr simply translates the chars one by one.
source: PHP str_replace. Share. Improve this answer. Follow answered Jul 3, 2014 at 13:20. swlim swlim ...
Jul 30, 2010 · In PHP 5.4 the intl extension provides a new class named Transliterator.. I believe that's the best way to remove diacritics for two reasons:
Quote from PHP documentation: Note : Unlike the double-quoted and heredoc syntaxes, variables and escape sequences for special characters will not be expanded when they occur in single quoted strings.
Because str_replace() replaces left to right, it might replace a previously inserted value when doing multiple replacements. // Outputs F because A is replaced with B, then B is replaced with C, and so on...
Aug 10, 2009 · Here's a simple class I created to wrap our slightly modified str_replace() functions. Our php::str_rreplace() function also allows you to carry out a reverse, limited str_replace() which can be very handy when trying to replace only the final X instance(s) of a string. These examples both use preg_replace().
6. You may save some str_replace() calls, but you get always additional strpos() -calls and !== false comparisons. However, I don't think, that it will make any measureable impact, as long as this code will not run around 100000 times (or such). Thus as long as you don't need to know, if there are replacements to made, you should avoid this ...
