PHP マニュアル
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# pg_field_num

(PHP 4 >= 4.2.0)

pg_field_num -- Returns the field number of the named field

## Description

int pg_field_num ( resource result, string field_name)

pg_field_num() will return the number of the column (field) slot that corresponds to the `field_name` in the given PostgreSQL `result` resource. Field numbering starts at 0. This function will return -1 on error.

> 注意 This function used to be called `pg_fieldnum()`.

See also pg_field_name().

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