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run code in 300+ PHP versions simultaneously
<?php function a() { b(array(1, 7, 4)); } function b($b) { c(); } function c() { debug_print_backtrace(); } a();
Output for git.master, git.master_jit, rfc.property-hooks
#0 /in/m2Oja(3): c() #1 /in/m2Oja(2): b(Array) #2 /in/m2Oja(5): a()

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