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Definition and Usage. The substr () function returns a part of a string. Syntax. substr (string,start,length) Parameter Values. Technical Details. More Examples. Example. Using the start parameter with different positive and negative numbers: <?php. echo substr ("Hello world",10)."<br>"; echo substr ("Hello world",1)."<br>";
It’s possible to create your own PHP functions but there also many built into the programming language. Much of this PHP cheat sheet is devoted to that. The basic syntax to create a function: function NameOfTheFunction() { //place PHP code here }
The substr() function in PHP is used to extract a portion of a string. This function is particularly useful when working with text-based applications where certain parts of a string need to be isolated. In this article, we will discuss the substr() function in detail and how it can be used in PHP.
2 sty 2024 · Master PHP Functions With Practical Examples included in PHP Cheat Sheet PDF. String Functions in PHP: strlen, trim, str_replace, and more. PHP string functions are instrumental in managing and manipulating text data. Among these functions, there is strlen () which returns the length of a string.
<?php echo substr ("Hello world",6); ?> Try it Yourself » Definition and Usage. The substr () function returns a part of a string. Syntax. substr (string,start,length) Parameter Values. Technical Details. More Examples. Example. Using the start parameter with different positive and negative numbers:
PHP Cheat Sheet by Syshella via cheatography.com/128892/cs/34652/ Strings and variables Print as html echo "This is my string "; This is my string String " Hello
5 sie 2009 · The key is to use the strrpos function to look for the last white space in the first 261 chars, return that position, and then slice the string at that position with substr. Remember to include all that in an if statement to apply the functions only if the text is greater than 260 chars.
