string str_pad
(string input, int pad_length [, string
pad_string [, int
pad_type]])
This functions pads the input string on the left, the right, or both sides to the specifed padding length. If the optional argument pad_string is not supplied, the input is padded with spaces, otherwise it is padded with characters from pad_string up to the limit.
Optional argument pad_type can be STR_PAD_RIGHT, STR_PAD_LEFT, or STR_PAD_BOTH. If pad_type is not specified it is assumed to be STR_PAD_RIGHT.
If the value of pad_length is negative or less than the length of the input string, no padding takes place.
Example 1. str_pad() example
|