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<?php namespace MiProyecto; function obtener($nombreclase) { $a = __NAMESPACE__ . "\\" . $nombreclase; echo $a; return new $a; } obtener('nueva'); //$aa = obtener('nuevaClase'); ?>
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
MiProyecto\nueva Fatal error: Uncaught Error: Class "MiProyecto\nueva" not found in /in/VXptM:8 Stack trace: #0 /in/VXptM(10): MiProyecto\obtener('nueva') #1 {main} thrown in /in/VXptM on line 8
Process exited with code 255.
Output for 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.5 - 7.2.33, 7.3.12 - 7.3.33, 7.4.0 - 7.4.33
MiProyecto\nueva Fatal error: Uncaught Error: Class 'MiProyecto\nueva' not found in /in/VXptM:8 Stack trace: #0 /in/VXptM(10): MiProyecto\obtener('nueva') #1 {main} thrown in /in/VXptM on line 8
Process exited with code 255.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.7 - 5.6.28
MiProyecto\nueva Fatal error: Class 'MiProyecto\nueva' not found in /in/VXptM on line 8
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_STRING in /in/VXptM on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_STRING in /in/VXptM on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/VXptM on line 2
Process exited with code 255.

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