This article explains PHP’s microtime() function—its basic concept, syntax, optional parameters, practical code examples, and common scenarios such as measuring execution time and generating unique identifiers—to help developers handle time‑related tasks with high precision.
This article explains PHP's microtime() function, covering its basic concept, syntax with optional parameters, practical code examples for retrieving timestamps, measuring execution time, generating unique IDs, and common scenarios where precise timing improves backend performance.
This article explains PHP's microtime() function, covering its basic concept, syntax with optional boolean parameter, practical code examples for retrieving timestamps as strings or floats, and common applications such as measuring execution time and generating unique identifiers.
This article explains PHP's microtime() function, covering its basic concept, syntax, optional parameters, practical code examples for retrieving timestamps as strings or floats, and common use cases such as measuring execution time and generating unique identifiers.
This article explains how PHP's microtime() function returns the current Unix timestamp with microseconds, describes its optional parameter behavior, and provides a reusable example that measures script execution time using a custom microtime_float() helper.
