How to remove non-alphanumeric characters from a string – To remove non-alphanumeric characters from a string, you need to basically defined it as a regex.
How do I check if a string contains a specific word in PHP?
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exec() vs system() vs passthru() exec — Execute an external program passthru — Execute an external program and display raw output
How do we check with PHP if directory exists – Both would return true on Unix systems – in Unix is a file, including directories
Get first n characters of a string – The Multibyte extension can come in if you need control over the string charset.
There are few ways to change the type of a value from integer to string. In the following you’ll find three ways- Method 1: Applying type casting In this method,…