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# memcache_debug

(PECL)

memcache_debug -- Turn debug output on/off

## 说明

bool memcache_debug ( bool on_off )

memcache_debug() turns on debug output if parameter `on_off` is equal to `TRUE` and turns off if it's `FALSE`.

> 注意: memcache_debug() is accessible only if PHP was built with --enable-debug option and always returns `TRUE` in this case. Otherwise, this function has no effect and always returns `FALSE`.

## 参数

`on_off`

  Turns debug output on if equals to `TRUE`. Turns debug output off if equals to `FALSE`.

## 返回值

Returns `TRUE` if PHP was built with --enable-debug option, otherwise returns `FALSE`.

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