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<?php $a = array(); $a[0] =& $a; var_dump( json_encode( $a, 0, -1 ) ); var_dump( json_last_error() ); var_dump( json_encode( $a, 0, 0 ) ); var_dump( json_last_error() ); var_dump( json_encode( $a, 0, 1 ) ); var_dump( json_last_error() ); var_dump( json_encode( $a, 0, 2 ) ); var_dump( json_last_error() ); var_dump( json_encode( $a, 0, 3 ) ); var_dump( json_last_error() );
Output for git.master, git.master_jit, rfc.property-hooks
bool(false) int(6) bool(false) int(6) bool(false) int(6) bool(false) int(6) bool(false) int(6)

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