php 打印debug日志

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A lesser known trick is that mod_php maps stderr to the Apache log. And, there is a stream for that,

so file_put_contents(‘php://stderr‘, print_r($foo, TRUE)); will nicely dump the value of $foo into the Apache error log.

转自： http://stackoverflow.com/questions/6079492/how-to-print-a-debug-log

php 打印debug日志

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原文地址：http://www.cnblogs.com/pinganzi/p/5356136.html