Fungsi PHP fscanf()

Definisi dan Penggunaan

Fungsi fscanf() mem-parsing input dari file yang terbuka sesuai dengan format yang ditentukan.

Catatan: Spasi apa pun dalam string format cocok dengan spasi putih apa pun di aliran input. Ini berarti bahwa tab (\t) dalam format string dapat cocok dengan satu karakter spasi di aliran input.

Sintaksis

fscanf(file, format, mixed)

Nilai Parameter

Parameter	Description
file	Required. Specifies the file to check
format	Required. Specifies the format. Possible format values: %% - Returns a percent sign %b - Binary number %c - The character according to the ASCII value %d - Signed decimal number %e - Scientific notation (e.g. 1.2e+2) %u - Unsigned decimal number %f - Floating-point number (local settings aware) %F - Floating-point number (not local settings aware) %o - Octal number %s - String %x - Hexadecimal number (lowercase letters) %X - Hexadecimal number (uppercase letters) Additional format values. These are placed between the % and the letter (example %.2f): + (Forces both + and - in front of numbers. By default, only negative numbers are marked) ' (Specifies what to use as padding. Default is space. Must be used together with the width specifier. Example: %'x20s (this uses "x" as padding) - (Left-justifies the variable value) [0-9] (Specifies the minimum width held of to the variable value) .[0-9] (Specifies the number of decimal digits or maximum string length) Note: If multiple additional format values are used, they must be in the same order as above.
mixed	Optional.

Parameter

Description

file

Required. Specifies the file to check

format

Required. Specifies the format.

Possible format values:

%% - Returns a percent sign
%b - Binary number
%c - The character according to the ASCII value
%d - Signed decimal number
%e - Scientific notation (e.g. 1.2e+2)
%u - Unsigned decimal number
%f - Floating-point number (local settings aware)
%F - Floating-point number (not local settings aware)
%o - Octal number
%s - String
%x - Hexadecimal number (lowercase letters)
%X - Hexadecimal number (uppercase letters)

Additional format values. These are placed between the % and the letter (example %.2f):

+ (Forces both + and - in front of numbers. By default, only negative numbers are marked)
' (Specifies what to use as padding. Default is space. Must be used together with the width specifier. Example: %'x20s (this uses "x" as padding)
- (Left-justifies the variable value)
[0-9] (Specifies the minimum width held of to the variable value)
.[0-9] (Specifies the number of decimal digits or maximum string length)

Note: If multiple additional format values are used, they must be in the same order as above.

mixed

Optional.

Detail Teknis

Nilai Kembali:	String baca, FALSE saat gagal
Versi PHP:	4.0.1+

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Fungsi PHP fscanf()

Definisi dan Penggunaan

Sintaksis

Nilai Parameter

Detail Teknis