整数と浮動小数点数を書式化して表示

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整数と浮動小数点数を書式化して表示

Delphi

program Project1;
{$APPTYPE CONSOLE}
uses

    SysUtils;

begin

    write(format('[%d]'#13#10,         [123]));

    write(format('[%.4d]'#13#10,       [123]));

    write(format('[%4d]'#13#10,        [123]));

    write(format('[%04d]'#13#10,       [123]));

    write(format('[%-4d]'#13#10#13#10, [123]));
    write(format('[%d]'#13#10,         [12345]));

    write(format('[%.3d]'#13#10,       [12345]));

    write(format('[%3d]'#13#10,        [12345]));

    write(format('[%03d]'#13#10,       [12345]));

    write(format('[%-3d]'#13#10#13#10, [12345]));
    write(format('[%f]'#13#10,            [123.45]));

    write(format('[%.1f]'#13#10,          [123.45]));

    write(format('[%4.1f]'#13#10,         [123.45]));

    write(format('[%10.10f]'#13#10#13#10, [123.45]));

end.

実行結果

S:\>lesson015\project1.exe

[123]

[0123]

[ 123]

[ 123]

[123 ]
[12345]

[12345]

[12345]

[12345]

[12345]
[123.45]

[123.5]

[123.5]

[123.4500000000]