pg_field_size
PHP 4 >= 4.2.0, PHP 5, PHP 7, PHP 8
pg_field_size - Returns the internal storage size of the named field
Code Examples
Example #1 Getting information about fields
Result: column 0
fieldname: author
printed length: 6 characters
storage length: -1 bytes
field type: varchar
column 1
fieldname: year
printed length: 4 characters
storage length: 2 bytes
field type: int2
column 2
fieldname: title
printed length: 24 characters
storage length: -1 bytes
field type: varchar