Php/docs/internals2.opcodes.do-fcall

From Get docs

DO_FCALL

PHP code

<?php/* * Call a function.  Following multiple SEND_VAL, SEND_VAR or SEND_REF. * opcode number: 60 */$a = phpinfo();?>

PHP opcodes

Function name: (null)

Compiled variables: !0=$a

line # op fetch ext return operands
6 0 DO_FCALL   0   'phpinfo'
  1 ASSIGN       !0,$0
7 2 RETURN       1