rendered paste body $x=0; while ($row = mysql_fetch_array($result)) { $hostid = $row['id']; $userid = $row['userid']; $possible_ip_list[$x][hostid] = $hostid; $possible_ip_list[$x] = reversedns2($hostid, $userid); $x++; } echo '<table><tr><td valign="top">'; for ($i = 0; $i < sizeof($possible_ip_list); ++$i) { for ($t = 0; $t < sizeof($possible_ip_list[$i][ip]); ++$t) { $ipCompare[$i][hostid] = $possible_ip_list[$i][hostid]; $ipCompare[$i][ip] = $possible_ip_list[$i][ip][$t]; }; }; echo '<pre>';print_r($ipCompare); echo '</pre>';creates:rray( [0] => Array ( [hostid] => 0000000004 [ip] => 1410392636 ) [1] => Array ( [hostid] => 0000000039 [ip] => 1502989582 ) [2] => Array ( [hostid] => 0000000041 [ip] => 1502989585 ) [3] => Array ( [hostid] => 0000000054 [ip] => 1502992093 ) [4] => Array ( [hostid] => 0000000058 [ip] => 1502989600 ) [5] => Array ( [hostid] => 0000000060 [ip] => 1410392091 ) [6] => Array ( [hostid] => 0000000062 [ip] => 1502989626 ) [7] => Array ( [hostid] => 0000000077 [ip] => 1502989751 ) [8] => Array ( [hostid] => 0000000083 [ip] => 1502989672 ) [9] => Array ( [hostid] => 0000000084 [ip] => 1502989769 ) [10] => Array ( [hostid] => 0000000087 [ip] => 1502989700 ) [11] => Array ( [hostid] => 0000000089 [ip] => 1502989715 ) [12] => Array ( [hostid] => 0000000090 [ip] => 1502989706 ) [13] => Array ( [hostid] => 0000000091 [ip] => 1502989694 ) [14] => Array ( [hostid] => 0000000093 [ip] => 1502989712 ) [15] => Array ( [hostid] => 0000000098 [ip] => 1502989718 ) [16] => Array ( [hostid] => 0000000099 [ip] => 1502989724 ) [17] => Array ( [hostid] => 0000000374 [ip] => 1502989655 ) [18] => Array ( [hostid] => 0000000105 [ip] => 1502989736 ) [19] => Array ( [hostid] => 0000000524 [ip] => 1502994511 ) [20] => Array ( [hostid] => 0000000535 [ip] => 1502989748 ) [21] => Array ( [hostid] => 0000000119 [ip] => 1502989754 ) [22] => Array ( [hostid] => 0000000124 [ip] => 1502989634 ) [23] => Array ( [hostid] => 0000000125 [ip] => 1502989757 ) [24] => Array ( [hostid] => 0000000354 [ip] => 1502989669 ) [25] => Array ( [hostid] => 0000000136 [ip] => 1502989686 ) [26] => Array ( [hostid] => 0000000429 [ip] => 1502992015 ) [27] => Array ( [hostid] => 0000000430 [ip] => 1502994508 ) [28] => Array ( [hostid] => 0000000149 [ip] => 1502989778 ) [29] => Array ( [hostid] => 0000000150 [ip] => 1502989594 ) [30] => Array ( [hostid] => 0000000334 [ip] => 1502992114 ) [31] => Array ( [hostid] => 0000000372 [ip] => 1502994566 ) [32] => Array ( [hostid] => 0000000159 [ip] => 1502989614 ) [33] => Array ( [hostid] => 0000000472 [ip] => 1502994673 ) [34] => Array ( [hostid] => 0000000164 [ip] => 1502989793 ) [35] => Array ( [hostid] => 0000000168 [ip] => 1502989808 ) [36] => Array ( [hostid] => 0000000171 [ip] => 1502991947 ) [37] => Array ( [hostid] => 0000000180 [ip] => 1502989814 ) [38] => Array ( [hostid] => 0000000181 [ip] => 1502991985 ) [39] => Array ( [hostid] => 0000000184 [ip] => 1502994555 ) [40] => Array ( [hostid] => 0000000544 [ip] => 1502996549 ) [41] => Array ( [hostid] => 0000000188 [ip] => 1502989805 ) [42] => Array ( [hostid] => 0000000193 [ip] => 1502992000 ) [43] => Array ( [hostid] => 0000000553 [ip] => 1502996563 ) [44] => Array ( [hostid] => 0000000392 [ip] => 1502989663 ) [45] => Array ( [hostid] => 0000000393 [ip] => 1502992111 ) [46] => Array ( [hostid] => 0000000199 [ip] => 1502992003 ) [47] => Array ( [hostid] => 0000000202 [ip] => 1502992009 ) [48] => Array ( [hostid] => 0000000207 [ip] => 1502989678 ) [49] => Array ( [hostid] => 0000000211 [ip] => 1502992024 ) [50] => Array ( [hostid] => 0000000214 [ip] => 1502992018 ) [51] => Array ( [hostid] => 0000000218 [ip] => 1502992035 ) [52] => Array ( [hostid] => 0000000529 [ip] => 1502994652 ) [53] => Array ( [hostid] => 0000000228 [ip] => 1502991897 ) [54] => Array ( [hostid] => 0000000232 [ip] => 1502992066 ) [55] => Array ( [hostid] => 0000000418 [ip] => 1502989775 ) [56] => Array ( [hostid] => 0000000248 [ip] => 1502992084 ) [57] => Array ( [hostid] => 0000000249 [ip] => 1502992087 ) [58] => Array ( [hostid] => 0000000551 [ip] => 1502994649 ) [59] => Array ( [hostid] => 0000000255 [ip] => 1502989784 ) [60] => Array ( [hostid] => 0000000257 [ip] => 1502992090 ) [61] => Array ( [hostid] => 0000000258 [ip] => 1502989603 ) [62] => Array ( [hostid] => 0000000396 [ip] => 1502994584 ) [63] => Array ( [hostid] => 0000000388 [ip] => 1502994581 ) [64] => Array ( [hostid] => 0000000268 [ip] => 1502992123 ) [65] => Array ( [hostid] => 0000000485 [ip] => 1502996540 ) [66] => Array ( [hostid] => 0000000397 [ip] => 1502989598 ) [67] => Array ( [hostid] => 0000000271 [ip] => 1502992096 ) [68] => Array ( [hostid] => 0000000487 [ip] => 1502991962 ) [69] => Array ( [hostid] => 0000000273 [ip] => 1502992126 ) [70] => Array ( [hostid] => 0000000276 [ip] => 1502992108 ) [71] => Array ( [hostid] => 0000000394 [ip] => 1502992105 ) [72] => Array ( [hostid] => 0000000439 [ip] => 1502994658 ) [73] => Array ( [hostid] => 0000000278 [ip] => 1502994453 ) [74] => Array ( [hostid] => 0000000395 [ip] => 1502989742 ) [75] => Array ( [hostid] => 0000000282 [ip] => 1502994456 ) [76] => Array ( [hostid] => 0000000284 [ip] => 1502992102 ) [77] => Array ( [hostid] => 0000000285 [ip] => 1502991997 ) [78] => Array ( [hostid] => 0000000286 [ip] => 1502992006 ) [79] => Array ( [hostid] => 0000000460 [ip] => 1502994679 ) [80] => Array ( [hostid] => 0000000291 [ip] => 1502994450 ) [81] => Array ( [hostid] => 0000000353 [ip] => 1502989745 ) [82] => Array ( [hostid] => 0000000293 [ip] => 1502989727 ) [83] => Array ( [hostid] => 0000000532 [ip] => 1502994478 ) [84] => Array ( [hostid] => 0000000295 [ip] => 1502989820 ) [85] => Array ( [hostid] => 0000000296 [ip] => 1502992069 ) [86] => Array ( [hostid] => 0000000463 [ip] => 1502994682 ) [87] => Array ( [hostid] => 0000000468 [ip] => 1502989790 ) [88] => Array ( [hostid] => 0000000471 [ip] => 1502991934 ) [89] => Array ( [hostid] => 0000000383 [ip] => 1502994575 ) [90] => Array ( [hostid] => 0000000378 [ip] => 1502989733 ) [91] => Array ( [hostid] => 0000000308 [ip] => 1502994475 ) [92] => Array ( [hostid] => 0000000533 [ip] => 1502989683 ) [93] => Array ( [hostid] => 0000000458 [ip] => 1502994670 ) [94] => Array ( [hostid] => 0000000413 [ip] => 1502989649 ) [95] => Array ( [hostid] => 0000000403 [ip] => -1062731263 ) [96] => Array ( [hostid] => 0000000581 [ip] => 1502989709 ) [97] => Array ( [hostid] => 0000000569 [ip] => 1502994640 ) [98] => Array ( [hostid] => 0000000572 [ip] => 1502996590 ) [99] => Array ( [hostid] => 0000000571 [ip] => 1502996593 ) [100] => Array ( [hostid] => 0000000387 [ip] => 1502994587 ) [101] => Array ( [hostid] => 0000000459 [ip] => 1502994676 ) [102] => Array ( [hostid] => 0000000504 [ip] => 1502989631 ) [103] => Array ( [hostid] => 0000000461 [ip] => 1502994517 ) [104] => Array ( [hostid] => 0000000462 [ip] => 1502991927 ) [105] => Array ( [hostid] => 0000000325 [ip] => 1502994499 ) [106] => Array ( [hostid] => 0000000328 [ip] => 1502989766 ) [107] => Array ( [hostid] => 0000000358 [ip] => 1502989703 ) [108] => Array ( [hostid] => 0000000332 [ip] => 1502992099 ) [109] => Array ( [hostid] => 0000000338 [ip] => 1502989623 ) [110] => Array ( [hostid] => 0000000517 [ip] => 1502996520 ) [111] => Array ( [hostid] => 0000000348 [ip] => 1502989652 ) [112] => Array ( [hostid] => 0000000349 [ip] => 1502989606 ) [113] => Array ( [hostid] => 0000000554 [ip] => 1502996566 ) [114] => Array ( [hostid] => 0000000417 [ip] => 1502989811 ) [115] => Array ( [hostid] => 0000000534 [ip] => 1502994569 ) [116] => Array ( [hostid] => 0000000398 [ip] => 1502994550 ) [117] => Array ( [hostid] => 0000000455 [ip] => 1502991982 ) [118] => Array ( [hostid] => 0000000400 [ip] => 1502994535 ) [119] => Array ( [hostid] => 0000000456 [ip] => 1502992078 ) [120] => Array ( [hostid] => 0000000381 [ip] => 1502989697 ) [121] => Array ( [hostid] => 0000000382 [ip] => 1502994578 ) [122] => Array ( [hostid] => 0000000523 [ip] => 1502994459 ) [123] => Array ( [hostid] => 0000000407 [ip] => 1502994634 ) [124] => Array ( [hostid] => 0000000515 [ip] => 1502996514 ) [125] => Array ( [hostid] => 0000000516 [ip] => 1502996517 ) [126] => Array ( [hostid] => 0000000536 [ip] => 1502994472 ) [127] => Array ( [hostid] => 0000000539 [ip] => 1502994490 ) [128] => Array ( [hostid] => 0000000423 [ip] => 1502992012 ) [129] => Array ( [hostid] => 0000000425 [ip] => 1502994637 ) [130] => Array ( [hostid] => 0000000433 [ip] => 1502994643 ) [131] => Array ( [hostid] => 0000000434 [ip] => 1502994646 ) [132] => Array ( [hostid] => 0000000435 [ip] => 1502994655 ) [133] => Array ( [hostid] => 0000000436 [ip] => 1502992021 ) [134] => Array ( [hostid] => 0000000508 [ip] => 1502996505 ) [135] => Array ( [hostid] => 0000000443 [ip] => 1502994661 ) [136] => Array ( [hostid] => 0000000442 [ip] => 1502994538 ) [137] => Array ( [hostid] => 0000000449 [ip] => 1502994667 ) [138] => Array ( [hostid] => 0000000541 [ip] => 1502996552 ) [139] => Array ( [hostid] => 0000000574 [ip] => 1502996611 ) [140] => Array ( [hostid] => 0000000505 [ip] => 1502996523 ) [141] => Array ( [hostid] => 0000000452 [ip] => 1502992041 ) [142] => Array ( [hostid] => 0000000464 [ip] => 1502991938 ) [143] => Array ( [hostid] => 0000000465 [ip] => 1502994502 ) [144] => Array ( [hostid] => 0000000475 [ip] => 1502991941 ) [145] => Array ( [hostid] => 0000000476 [ip] => 1502991956 ) [146] => Array ( [hostid] => 0000000479 [ip] => 1502991953 ) [147] => Array ( [hostid] => 0000000482 [ip] => 1502991950 ) [148] => Array ( [hostid] => 0000000491 [ip] => 1502996499 ) [149] => Array ( [hostid] => 0000000490 [ip] => 1502989817 ) [150] => Array ( [hostid] => 0000000492 [ip] => 1502991965 ) [151] => Array ( [hostid] => 0000000493 [ip] => 1502996496 ) [152] => Array ( [hostid] => 0000000496 [ip] => 1502991971 ) [153] => Array ( [hostid] => 0000000498 [ip] => 1502991968 ) [154] => Array ( [hostid] => 0000000545 [ip] => 1502996555 ) [155] => Array ( [hostid] => 0000000501 [ip] => 1502996493 ) [156] => Array ( [hostid] => 0000000507 [ip] => 1502994626 ) [157] => Array ( [hostid] => 0000000509 [ip] => 1502996508 ) [158] => Array ( [hostid] => 0000000514 [ip] => 1502989644 ) [159] => Array ( [hostid] => 0000000538 [ip] => 1502994558 ) [160] => Array ( [hostid] => 0000000521 [ip] => 1502992117 ) [161] => Array ( [hostid] => 0000000522 [ip] => 1502996526 ) [162] => Array ( [hostid] => 0000000530 [ip] => 1502989802 ) [163] => Array ( [hostid] => 0000000531 [ip] => 1502989787 ) [164] => Array ( [hostid] => 0000000540 [ip] => 1502996543 ) [165] => Array ( [hostid] => 0000000542 [ip] => 1502992120 ) [166] => Array ( [hostid] => 0000000543 [ip] => 1502996546 ) [167] => Array ( [hostid] => 0000000555 [ip] => 1502996578 ) [168] => Array ( [hostid] => 0000000556 [ip] => 1502996581 ) [169] => Array ( [hostid] => 0000000559 [ip] => 1502996584 ) [170] => Array ( [hostid] => 0000000560 [ip] => 1502996623 ) [171] => Array ( [hostid] => 0000000563 [ip] => 1502989772 ) [172] => Array ( [hostid] => 0000000562 [ip] => 1502989781 ) [173] => Array ( [hostid] => 0000000573 [ip] => 1502996587 ) [174] => Array ( [hostid] => 0000000566 [ip] => 1502989799 ) [175] => Array ( [hostid] => 0000000575 [ip] => 1502996608 ) [176] => Array ( [hostid] => 0000000576 [ip] => 1502996596 ) [177] => Array ( [hostid] => 0000000578 [ip] => 1502996599 ) [178] => Array ( [hostid] => 0000000579 [ip] => 1502996605 ) [179] => Array ( [hostid] => 0000000580 [ip] => 1502996614 ) [180] => Array ( [hostid] => 0000000582 [ip] => 1502996602 ) [181] => Array ( [hostid] => 0000000583 [ip] => 1502996626 ) [182] => Array ( [hostid] => 0000000590 [ip] => 1502996632 ) [183] => Array ( [hostid] => 0000000586 [ip] => 1502996629 ))