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Learn how to use the substr () function to return a part of a string in PHP. See the syntax, parameters, examples, and technical details of this function.
Prior to PHP 5.3, substr() tries to cast the second parameter to int and doesn't throw any errors. Since PHP 5.3 a warning is thrown.
Learn how to use the PHP substr() function to extract a substring from a string, with syntax, arguments, and examples. Also, learn how to use the mb_substr() function for non-ASCII characters.
Learn how to use the substr() function in PHP to isolate certain parts of a string. See the syntax, example usage, and practice your knowledge with interactive quizzes.
substr — Return part of a string; substr_compare — Binary safe comparison of two strings from an offset, up to length characters; substr_count — Count the number of substring occurrences; substr_replace — Replace text within a portion of a string; trim — Strip whitespace (or other characters) from the beginning and end of a string
Obsługa ciągów tekstowych (stringów) w języku programowania PHP. Sposoby podmiany pojedynczych znaków oraz całych fragmentów. Wycinanie kawałków tekstów ze zmiennych.
substr () is a built-in PHP function which returns part of a string. The function substr () will take a string as input, the index form where you want the string to be trimmed, and an optional parameter is the length of the substring. You can see proper documentation and example code on substr.
