... Examplepostcode,x,y,latitude,longitudeAB10,392900,804900 ,57 .1 35, -2.117AB11,39 450 0,8 053 00 ,57 .138,-2.092AB12,393300,801100 ,57 .101,-2.111AB13,3 856 00,801900 ,57 .108,-2.237AB14,383600,801100 ,57 .101,-2.27AB 15, 390000,8 053 00 ,57 .138,-2.164AB16,390600,807800 ,57 .161,-2. 156 AB21,387900,813200 ,57 .21,-2.2AB22,392800,810700 ,57 .187,-2.119AB23,394700,81 350 0 ,57 .212,-2.088AB 25, 393200,806900 ,57 . 153 ,-2.112AB30,370900,772900 ,56 .847,-2.477AB31,368100,798300 ,57 .074,-2 .52 7AB32,380800,807200 ,57 . 156 ,-2.317The ... Examplepostcode,x,y,latitude,longitudeAB10,392900,804900 ,57 .1 35, -2.117AB11,39 450 0,8 053 00 ,57 .138,-2.092AB12,393300,801100 ,57 .101,-2.111AB13,3 856 00,801900 ,57 .108,-2.237AB14,383600,801100 ,57 .101,-2.27AB 15, 390000,8 053 00 ,57 .138,-2.164AB16,390600,807800 ,57 .161,-2. 156 AB21,387900,813200 ,57 .21,-2.2AB22,392800,810700 ,57 .187,-2.119AB23,394700,81 350 0 ,57 .212,-2.088AB 25, 393200,806900 ,57 . 153 ,-2.112AB30,370900,772900 ,56 .847,-2.477AB31,368100,798300 ,57 .074,-2 .52 7AB32,380800,807200 ,57 . 156 ,-2.317The ... substr($FRLONG,0,strlen($FRLONG)-6).'.'.substr($FRLONG,➥strlen($FRLONG)-6,6);$TOLAT = substr($TOLAT,0,strlen($TOLAT)-6).'.'.substr($TOLAT,➥strlen($TOLAT)-6,6);$TOLONG = substr($TOLONG,0,strlen($TOLONG)-6).'.'.substr($TOLONG,➥strlen($TOLONG)-6,6);CHAPTER...