SplFileObject 类

    (PHP 5 >= 5.1.0, PHP 7, PHP 8)

    简介

    SplFileObject 类为文件提供了一个面向对象接口。

    类摘要

    class SplFileObject extends SplFileInfo implements RecursiveIterator, SeekableIterator {
    /* 常量 */
    public const int DROP_NEW_LINE;
    public const int READ_AHEAD;
    public const int SKIP_EMPTY;
    public const int READ_CSV;
    /* 方法 */
    public __construct(
        string $filename,
        string $mode = "r",
        bool $useIncludePath = false,
        ?resource $context = null
    )
    public current(): string|array|false
    public eof(): bool
    public fflush(): bool
    public fgetc(): string|false
    public fgetcsv(string $separator = ",", string $enclosure = "\"", string $escape = "\\"): array|false
    public fgets(): string
    public fgetss(string $allowable_tags = ?): string
    public flock(int $operation, int &$wouldBlock = null): bool
    public fpassthru(): int
    public fputcsv(
        array $fields,
        string $separator = ",",
        string $enclosure = "\"",
        string $escape = "\\",
        string $eol = "\n"
    ): int|false
    public fread(int $length): string|false
    public fscanf(string $format, mixed &...$vars): array|int|null
    public fseek(int $offset, int $whence = SEEK_SET): int
    public fstat(): array
    public ftell(): int|false
    public ftruncate(int $size): bool
    public fwrite(string $data, int $length = 0): int|false
    public getChildren(): null
    public getCsvControl(): array
    public getFlags(): int
    public getMaxLineLen(): int
    public hasChildren(): false
    public key(): int
    public next(): void
    public rewind(): void
    public seek(int $line): void
    public setCsvControl(string $separator = ",", string $enclosure = "\"", string $escape = "\\"): void
    public setFlags(int $flags): void
    public setMaxLineLen(int $maxLength): void
    public __toString(): string
    public valid(): bool
    /* 继承的方法 */
    public SplFileInfo::getATime(): int|false
    public SplFileInfo::getBasename(string $suffix = ""): string
    public SplFileInfo::getCTime(): int|false
    public SplFileInfo::getExtension(): string
    public SplFileInfo::getFileInfo(?string $class = null): SplFileInfo
    public SplFileInfo::getFilename(): string
    public SplFileInfo::getGroup(): int|false
    public SplFileInfo::getInode(): int|false
    public SplFileInfo::getLinkTarget(): string|false
    public SplFileInfo::getMTime(): int|false
    public SplFileInfo::getOwner(): int|false
    public SplFileInfo::getPath(): string
    public SplFileInfo::getPathInfo(?string $class = null): ?SplFileInfo
    public SplFileInfo::getPathname(): string
    public SplFileInfo::getPerms(): int|false
    public SplFileInfo::getRealPath(): string|false
    public SplFileInfo::getSize(): int|false
    public SplFileInfo::getType(): string|false
    public SplFileInfo::isDir(): bool
    public SplFileInfo::isExecutable(): bool
    public SplFileInfo::isFile(): bool
    public SplFileInfo::isLink(): bool
    public SplFileInfo::isReadable(): bool
    public SplFileInfo::isWritable(): bool
    public SplFileInfo::openFile(string $mode = "r", bool $useIncludePath = false, ?resource $context = null): SplFileObject
    public SplFileInfo::setFileClass(string $class = SplFileObject::class): void
    public SplFileInfo::setInfoClass(string $class = SplFileInfo::class): void
    public SplFileInfo::__toString(): string
    }

    预定义常量

    SplFileObject::DROP_NEW_LINE

    删除行尾的换行符。

    SplFileObject::READ_AHEAD

    使用 rewind 或 next 方法时，从文件中读取一行数据。

    SplFileObject::SKIP_EMPTY

    跳过文件中的空白行。这需要启用 READ_AHEAD 标志，以达到预期的效果。

    SplFileObject::READ_CSV

    以 CSV 行的形式读取。

    目录

    Improve This Page

    Learn How To Improve This Page • Submit a Pull Request • Report a Bug
    ＋add a note

    User Contributed Notes

    There are no user contributed notes for this page.
    To Top