strtolower(): to change upper case chars to lower case

We can use strtolower() function in PHP to change all the alphabetic characters to lowercase. This simple function takes one string as input and changes the characters present inside to lower case. Here is an example code.
$my_str="Hello welcome to";
echo $my_str;
Above code output will be
hello welcome to


Output :

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PHP String Functions


good code

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