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run code in 150+ php & hhvm versions
Bugs & Features
<?php class AliasPool { protected static $i = 0; public static function get () { $alias = 'tag_'; $j = self::$i; while ($j > 0) { $alias .= chr(($j % 26) + ord('a')); $j = floor($j / 26); } self::$i++; return $alias; } } for ($i = 0; $i < 60; ++$i) { var_dump(AliasPool::get()); print "\n"; }
Output for 5.0.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(4) "tag_" string(5) "tag_b" string(5) "tag_c" string(5) "tag_d" string(5) "tag_e" string(5) "tag_f" string(5) "tag_g" string(5) "tag_h" string(5) "tag_i" string(5) "tag_j" string(5) "tag_k" string(5) "tag_l" string(5) "tag_m" string(5) "tag_n" string(5) "tag_o" string(5) "tag_p" string(5) "tag_q" string(5) "tag_r" string(5) "tag_s" string(5) "tag_t" string(5) "tag_u" string(5) "tag_v" string(5) "tag_w" string(5) "tag_x" string(5) "tag_y" string(5) "tag_z" string(6) "tag_ab" string(6) "tag_bb" string(6) "tag_cb" string(6) "tag_db" string(6) "tag_eb" string(6) "tag_fb" string(6) "tag_gb" string(6) "tag_hb" string(6) "tag_ib" string(6) "tag_jb" string(6) "tag_kb" string(6) "tag_lb" string(6) "tag_mb" string(6) "tag_nb" string(6) "tag_ob" string(6) "tag_pb" string(6) "tag_qb" string(6) "tag_rb" string(6) "tag_sb" string(6) "tag_tb" string(6) "tag_ub" string(6) "tag_vb" string(6) "tag_wb" string(6) "tag_xb" string(6) "tag_yb" string(6) "tag_zb" string(6) "tag_ac" string(6) "tag_bc" string(6) "tag_cc" string(6) "tag_dc" string(6) "tag_ec" string(6) "tag_fc" string(6) "tag_gc" string(6) "tag_hc"
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/bYUWM on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/bYUWM on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/bYUWM on line 3
Process exited with code 255.