is_regex

This function determines whether the provided value is of type regex or not.

This function does not generate a change.

Function

is_regex(value)

Arguments

Return value

Returns true if the given value is of type regex, else it returns false.

Example

This code shows some return values for is_regex():

[
    is_regex( /.*/ ),
    is_regex( regex(".*") ),
    is_regex( ".*" ),
];

Return value in JSON format

[
    true,
    true,
    false
]