PDOStatement 类

    (PHP 5 >= 5.1.0, PHP 7, PHP 8, PECL pdo >= 1.0.0)

    简介

    代表一条预处理语句，并在该语句被执行后代表一个相关的结果集。

    类摘要

    class PDOStatement {
    /* 属性 */
    public string $queryString;
    /* 方法 */
    public bindColumn(
        string|int $column,
        mixed &$var,
        int $type = PDO::PARAM_STR,
        int $maxLength = 0,
        mixed $driverOptions = null
    ): bool
    public bindParam(
        string|int $param,
        mixed &$var,
        int $type = PDO::PARAM_STR,
        int $maxLength = 0,
        mixed $driverOptions = null
    ): bool
    public bindValue(string|int $param, mixed $value, int $type = PDO::PARAM_STR): bool
    public closeCursor(): bool
    public columnCount(): int
    public debugDumpParams(): ?bool
    public errorCode(): ?string
    public errorInfo(): array
    public execute(?array $params = null): bool
    public fetch(int $mode = PDO::FETCH_DEFAULT, int $cursorOrientation = PDO::FETCH_ORI_NEXT, int $cursorOffset = 0): mixed
    public fetchAll(int $mode = PDO::FETCH_DEFAULT): array
    public fetchAll(int $mode = PDO::FETCH_COLUMN, int $column): array
    public fetchAll(int $mode = PDO::FETCH_CLASS, string $class, ?array $constructorArgs): array
    public fetchAll(int $mode = PDO::FETCH_FUNC, callable $callback): array
    public fetchColumn(int $column = 0): mixed
    public fetchObject(?string $class = "stdClass", array $constructorArgs = []): object|false
    public getAttribute(int $name): mixed
    public getColumnMeta(int $column): array|false
    public getIterator(): Iterator
    public nextRowset(): bool
    public rowCount(): int
    public setAttribute(int $attribute, mixed $value): bool
    public setFetchMode(int $mode): bool
    public setFetchMode(int $mode = PDO::FETCH_COLUMN, int $colno): bool
    public setFetchMode(int $mode = PDO::FETCH_CLASS, string $class, ?array $constructorArgs = null): bool
    public setFetchMode(int $mode = PDO::FETCH_INTO, object $object): bool
    }

    属性

    queryString

    所用的查询字符串

    更新日志

    版本 说明
    8.0.0 现在 PDOStatement 的实现不是 Traversable 而是 IteratorAggregate。

    目录

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