XHProf  Filesystem::readRandomBytes Profile 
XHProf Profile
XHProf Profile
| Symbol | Count | Wall Time | % | 
|---|---|---|---|
| Metrics for this Call | |||
| Filesystem::readRandomBytes | 1 | 87 us | 100.0% | 
| Parent Calls | |||
| Filesystem::readRandomCharacters | 1 | 87 us | |
| Child Calls | |||
| openssl_random_pseudo_bytes | 1 | 75 us | 86.2% | 
| strlen | 1 | 1 us | 1.1% | 
| function_exists | 1 | 1 us | 1.1% |