FindInIntgArray searches for the indicated element 'elem' in array 'a'.

FindInStringArray searches for the indicated element 'elem' in array 'a'.

GetNonNullFields returns an array with all the fields that aren't nil in the structure's instance.

IsEmailAddress returns true if str seems to be an email address.

MaskString creates a mask with `maskChar` for the indicated string `s`.

Random generates a random number between min and max.

RandomString generates a random string of the specified length.

UpdateStructFromMap can be used to update the fields of a structure by sending the new field values in a map, wherer the key is the field name as in the struct and the value is the new value that will be set.

UpdateStructFields() errors.