![SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring(). SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring().](https://cdn.numerade.com/ask_images/c1b7b97382ca4edebf84369ab39dc6fa.jpg)
SOLVED: Q1: Explain the following PHP string functions with examples: substr(), strlen(), strreplace(), trim(), strpos(), strtolower(), strtoupper(), isstring().
Wrong type detected for a variable assigned in a is_string function · Issue #4761 · phpstan/phpstan · GitHub
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