What is TRIM function in PHP?

1.	What is TRIM function in PHP?
Answer» TRIM() removes all blank spaces or whitespace or other (specified) CHARACTERS from both sides of a string. $var = “ Best INTERVIEW Questions ” echo $var; Types: ltrim() – It removes whitespace/other specified characters from the LEFT side of a string. rtrim() - It removes whitespace/other specified characters from the right side of a string. Example $var = “Best Interview Questions”; ltrim(“Best”, $var); rtrim(“Questions”, $var);

Answer»

TRIM() removes all blank spaces or whitespace or other (specified) CHARACTERS from both sides of a string.

$var = “ Best INTERVIEW Questions ”
echo $var;

Types:

ltrim() – It removes whitespace/other specified characters from the LEFT side of a string.
rtrim() - It removes whitespace/other specified characters from the right side of a string.

Example

$var = “Best Interview Questions”;
ltrim(“Best”, $var);
rtrim(“Questions”, $var);

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