Class StopwatchEvent

Represents an Event managed by Stopwatch.

Namespace: Symfony\Component\Stopwatch
Author: Fabien Potencier <fabien@symfony.com>
Located at stopwatch/Symfony/Component/Stopwatch/StopwatchEvent.php

Methods summary
`public`	# `__construct( float $origin, string $category = null )` Constructor. Constructor. Parameters `$origin` `float` $origin The origin time in milliseconds `$category` `string` $category The event category Throws `InvalidArgumentException` When the raw time is not valid
`public string`	# `getCategory( )` Gets the category. Gets the category. Returns `string` The category
`public integer`	# `getOrigin( )` Gets the origin. Gets the origin. Returns `integer` The origin in milliseconds
`public Symfony\Component\Stopwatch\StopwatchEvent`	# `start( )` Starts a new event period. Starts a new event period. Returns `Symfony\Component\Stopwatch\StopwatchEvent` The event
`public Symfony\Component\Stopwatch\StopwatchEvent`	# `stop( )` Stops the last started event period. Stops the last started event period. Returns `Symfony\Component\Stopwatch\StopwatchEvent` The event Throws `LogicException` When start wasn't called before stopping `LogicException` When stop() is called without a matching call to start()
`public Symfony\Component\Stopwatch\StopwatchEvent`	# `lap( )` Stops the current period and then starts a new one. Stops the current period and then starts a new one. Returns `Symfony\Component\Stopwatch\StopwatchEvent` The event
`public`	# `ensureStopped( )` Stops all non already stopped periods. Stops all non already stopped periods.
`public Symfony\Component\Stopwatch\StopwatchPeriod[]`	# `getPeriods( )` Gets all event periods. Gets all event periods. Returns `Symfony\Component\Stopwatch\StopwatchPeriod[]` An array of StopwatchPeriod instances
`public integer`	# `getStartTime( )` Gets the relative time of the start of the first period. Gets the relative time of the start of the first period. Returns `integer` The time (in milliseconds)
`public integer`	# `getEndTime( )` Gets the relative time of the end of the last period. Gets the relative time of the end of the last period. Returns `integer` The time (in milliseconds)
`public integer`	# `getDuration( )` Gets the duration of the events (including all periods). Gets the duration of the events (including all periods). Returns `integer` The duration (in milliseconds)
`public integer`	# `getMemory( )` Gets the max memory usage of all periods. Gets the max memory usage of all periods. Returns `integer` The memory usage (in bytes)
`protected float`	# `getNow( )` Return the current time relative to origin. Return the current time relative to origin. Returns `float` Time in ms