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为什么这段代码输出不正确?我在许多脚本中使用了此代码,但收到以下错误:

注意:尝试在第 7 行的 C:\Users\TPA-LAPTOP\AppData\Local\Temp\prev3~.php 中获取非对象的属性

警告:在第 7 行的 C:\Users\TPA-LAPTOP\AppData\Local\Temp\prev3~.php 中为 foreach() 提供的参数无效 PHP 注意:尝试在 C:\Users\TPA 中获取非对象的属性-LAPTOP\AppData\Local\Temp\prev3~.php 在第 7 行 PHP 警告:在 C:\Users\TPA-LAPTOP\AppData\Local\Temp\prev3~.php 中为第 7 行的 C:\Users\TPA-LAPTOP\AppData\Local\Temp\prev3~.php 提供的参数无效

<?php
$data = '{ "geocoded_waypoints" : [ { "geocoder_status" : "OK", "place_id" : "ChIJZ6jEM5S_7D8R2fAwJ8YlcZ8", "types" : [ "route" ] }, { "geocoder_status" : "OK", "place_id" : "ChIJg8uWnlMAjj8R1tzKih3Lzzc", "types" : [ "route" ] } ], "routes" : [ { "bounds" : { "northeast" : { "lat" : 35.6839107, "lng" : 51.38573599999999 }, "southwest" : { "lat" : 34.0713368, "lng" : 49.7157596 } }, "copyrights" : "Map data ©2018 Google", "legs" : [ { "distance" : { "text" : "279 km", "value" : 279413 }, "duration" : { "text" : "3 hours 7 mins", "value" : 11204 }, "end_address" : "Tehran Province, Tehran, 7th Street, Iran", "end_location" : { "lat" : 35.6825616, "lng" : 51.38573599999999 }, "start_address" : "Markazi Province, Arak, Qods Boulevard, Iran", "start_location" : { "lat" : 34.094294, "lng" : 49.7157596 }, "steps" : [ { "distance" : { "text" : "0.9 km", "value" : 947 }, "duration" : { "text" : "1 min", "value" : 89 }, "end_location" : { "lat" : 34.0988852, "lng" : 49.72428799999999 }, "html_instructions" : "Head \u003cb\u003enortheast\u003c/b\u003e on \u003cb\u003eQods Blvd\u003c/b\u003e toward \u003cb\u003eEmam Hoseyn\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by موسسه‌ خدمات حفاظتی و مراقبتی نظم گستر صدرا (on the left)\u003c/div\u003e", "polyline" : { "points" : "i`boEobmnH]cAi@}AGQ_@cAyAiEg@mAQg@EKcAqCs@uBa@aBK]kAaD[{@aB}DKUKQMQOSe@g@cA}@k@i@UWUWW[MW" }, "start_location" : { "lat" : 34.094294, "lng" : 49.7157596 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "80 m", "value" : 80 }, "duration" : { "text" : "1 min", "value" : 13 }, "end_location" : { "lat" : 34.0988768, "lng" : 49.7237912 }, "html_instructions" : "Make a \u003cb\u003eU-turn\u003c/b\u003e", "maneuver" : "uturn-left", "polyline" : { "points" : "a}boEywnnHEAMCE?E@EBCFAD?F@JBL@HDJ^\\" }, "start_location" : { "lat" : 34.0988852, "lng" : 49.72428799999999 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.4 km", "value" : 358 }, "duration" : { "text" : "1 min", "value" : 31 }, "end_location" : { "lat" : 34.1010534, "lng" : 49.7212189 }, "html_instructions" : "Slight \u003cb\u003eright\u003c/b\u003e toward \u003cb\u003e‫‫بزرگراه شهید آنجفی‬‬‎\u003c/b\u003e", "maneuver" : "turn-slight-right", "polyline" : { "points" : "_}boEutnnHJ`@BPCNGNS\\UXc@b@eAx@cDjCwApAe@x@" }, "start_location" : { "lat" : 34.0988768, "lng" : 49.7237912 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.4 km", "value" : 406 }, "duration" : { "text" : "1 min", "value" : 21 }, "end_location" : { "lat" : 34.1040261, "lng" : 49.7186615 }, "html_instructions" : "Slight \u003cb\u003eright\u003c/b\u003e onto \u003cb\u003e‫‫بزرگراه شهید آنجفی‬‬‎\u003c/b\u003e", "maneuver" : "turn-slight-right", "polyline" : { "points" : "qjcoEsdnnHoDlCcCrB_H|F" }, "start_location" : { "lat" : 34.1010534, "lng" : 49.7212189 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.5 km", "value" : 520 }, "duration" : { "text" : "1 min", "value" : 48 }, "end_location" : { "lat" : 34.1083846, "lng" : 49.7194473 }, "html_instructions" : "Slight \u003cb\u003eright\u003c/b\u003e", "maneuver" : "turn-slight-right", "polyline" : { "points" : "e}coEstmnHG?I?I@s@`@GFIBKBKBK?e@AoDMsCG_@G{@EsAIWEWEIEGEGCEGMMKO_AwAGEKAGC" }, "start_location" : { "lat" : 34.1040261, "lng" : 49.7186615 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "1.8 km", "value" : 1776 }, "duration" : { "text" : "2 mins", "value" : 138 }, "end_location" : { "lat" : 34.1172737, "lng" : 49.7350356 }, "html_instructions" : "Slight \u003cb\u003eright\u003c/b\u003e onto \u003cb\u003eBolvar Keshavarz\u003c/b\u003e", "maneuver" : "turn-slight-right", "polyline" : { "points" : "kxdoEqymnHkA_CuByDS]qAeCoA_CeB_DSc@iCiFwBiEmEeIkEuGaCkEKQwDgH]m@]q@Wi@_@w@q@{Ae@iAk@mAk@kBCK[qAGYJMLUHUFW@I" }, "start_location" : { "lat" : 34.1083846, "lng" : 49.7194473 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "6.2 km", "value" : 6236 }, "duration" : { "text" : "5 mins", "value" : 317 }, "end_location" : { "lat" : 34.072538, "lng" : 49.7755983 }, "html_instructions" : "Slight \u003cb\u003eright\u003c/b\u003e onto \u003cb\u003eNorthern Hwy (Imam Ali Hwy)\u003c/b\u003e/\u003cb\u003eRoute 47\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by Central Province Police Headquarters (on the right in 3.6 km)\u003c/div\u003e", "maneuver" : "turn-slight-right", "polyline" : { "points" : "}ofoE_{pnHZ_@jCaCbEqDjLsKdGgFrRcQbLkKlAiAd@c@hEsDxGeGjEuDl@c@d@]lAoAr@u@v@s@h@i@rEgEjDwCBCxGcGdA}@f@e@FGlD_DlBcBLKhI}HzI{HFGlKcJbDoCtCkCfD_DbFmEjBaBzBmBxEgEdEwDvCiCdD{CtCkCnBkBx@u@|@w@zBkBxGgGxGcGt@o@bHkG|BuBnCgC^SVITC@?^?f@AT@TG" }, "start_location" : { "lat" : 34.1172737, "lng" : 49.7350356 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "132 km", "value" : 132287 }, "duration" : { "text" : "1 hour 25 mins", "value" : 5120 }, "end_location" : { "lat" : 34.6782574, "lng" : 50.8941868 }, "html_instructions" : "At \u003cb\u003eImam Khomeini Square\u003c/b\u003e, take the \u003cb\u003e4th\u003c/b\u003e exit onto \u003cb\u003eRoute 56\u003c/b\u003e/\u003cb\u003eAH8\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003eContinue to follow Route 56\u003c/div\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by سامان صنعت مرکزی (on the right in 600 m)\u003c/div\u003e", "maneuver" : "roundabout-right", "polyline" : { "points" : 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"polyline" : { "points" : "gowxEgirxHBcA" }, "start_location" : { "lat" : 35.6787571, "lng" : 51.3808369 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.4 km", "value" : 350 }, "duration" : { "text" : "1 min", "value" : 82 }, "end_location" : { "lat" : 35.6818692, "lng" : 51.3808748 }, "html_instructions" : "Turn \u003cb\u003eleft\u003c/b\u003e at مؤسسه فرهنگی هنری پیشرو Pishro Institute onto \u003cb\u003eS Khoshyaran\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by Residential pear (on the left)\u003c/div\u003e", "maneuver" : "turn-left", "polyline" : { "points" : "cowxEkkrxHi@B{@HcADqA@uJf@" }, "start_location" : { "lat" : 35.6787368, "lng" : 51.3811778 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.2 km", "value" : 159 }, "duration" : { "text" : "1 min", "value" : 37 }, "end_location" : { "lat" : 35.6820234, "lng" : 51.3826158 }, "html_instructions" : "Turn \u003cb\u003eright\u003c/b\u003e at Enqelab Cultural House Parking onto \u003cb\u003eKomeyl St\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by دفتر پیشخوان و خدمات سیم کارت برادران ملکی 72161796 (on the right)\u003c/div\u003e", "maneuver" : "turn-right", "polyline" : { "points" : "ubxxEmirxHI_@G{BAw@Ag@GaB" }, "start_location" : { "lat" : 35.6818692, "lng" : 51.3808748 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.2 km", "value" : 230 }, "duration" : { "text" : "1 min", "value" : 58 }, "end_location" : { "lat" : 35.6839107, "lng" : 51.3826573 }, "html_instructions" : "Turn \u003cb\u003eleft\u003c/b\u003e at Hairdressers Glara toward \u003cb\u003eKashan St\u003c/b\u003e", "maneuver" : "turn-left", "polyline" : { "points" : "scxxEktrxHC@kDLgETAm@" }, "start_location" : { "lat" : 35.6820234, "lng" : 51.3826158 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "56 m", "value" : 56 }, "duration" : { "text" : "1 min", "value" : 10 }, "end_location" : { "lat" : 35.68411990000001, "lng" : 51.383132 }, "html_instructions" : "Slight \u003cb\u003eleft\u003c/b\u003e at دبیرستان نمونه دولتی دخترانه دوره اول شایسته", "maneuver" : "turn-slight-left", "polyline" : { "points" : "moxxEstrxHUKKIEKCGAIAID_@" }, "start_location" : { "lat" : 35.6839107, "lng" : 51.3826573 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "0.3 km", "value" : 282 }, "duration" : { "text" : "1 min", "value" : 32 }, "end_location" : { "lat" : 35.6830855, "lng" : 51.3859814 }, "html_instructions" : "Continue straight onto \u003cb\u003eKashan St\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003ePass by کاشان (on the right)\u003c/div\u003e", "maneuver" : "straight", "polyline" : { "points" : "wpxxEqwrxHjBoH`BiG" }, "start_location" : { "lat" : 35.68411990000001, "lng" : 51.383132 }, "travel_mode" : "DRIVING" }, { "distance" : { "text" : "62 m", "value" : 62 }, "duration" : { "text" : "1 min", "value" : 25 }, "end_location" : { "lat" : 35.6825616, "lng" : 51.38573599999999 }, "html_instructions" : "Turn \u003cb\u003eright\u003c/b\u003e\u003cdiv style=\"font-size:0.9em\"\u003eDestination will be on the right\u003c/div\u003e", "maneuver" : "turn-right", "polyline" : { "points" : "ijxxEkisxHvAf@PF" }, "start_location" : { "lat" : 35.6830855, "lng" : 51.3859814 }, "travel_mode" : "DRIVING" } ], "traffic_speed_entry" : [], "via_waypoint" : [] } ], "overview_polyline" : { "points" : "i`boEobmnHeS}j@wHkHgBlIa`@lYqToEyn@ijAiG_Od@gFjaByyA|yCqmCfYeQrEyAIaNk\\aeFqZ}aFmUaoD_Iyg@qb@eaC_]{lAsq@owAelB}dBin@ui@_b@umAkvBg{Dio@_yBkUex@o[se@}qBisBqgBcgAkd@_bAuzA{}DqVwn@id@uu@uwAcqBc^sm@aRch@mLqk@ga@qy@uj@odA_q@gk@ii@ge@sb@cbAk\\qeAko@a|A_wA_jDuk@{vAcq@clAymAk}Aoz@}vAm}Aa_Cot@a|AuByk@Pqt@kCwNye@yp@wg@wh@wk@iEy]mPyVoS_i@sGw^eGqU{Hsi@_EuY{{@eWab@aYiY{Zo[eSej@sCcWkIqKsi@_ZaxAey@yYyQs`@uc@gRyd@mKkl@iDkd@aPiuB}OugA_Taw@ke@wbBok@gsBoI_Yo[gZ_Z}WkNoZoc@{z@yfAkcBwLir@wHwdB_Fwb@{IwZgMkdAoNauA}SyfAaSevAe]qfAwMgz@wKmgAkR{t@sf@cjBgM{{@wd@ulCwR{u@yZ}~Amq@ulBa[meAkOu_@{L{Uee@eS}MT{f@pReR|Did@Ti_CmEy]sHgJwHk_AioAy]_f@eSy_@aGyn@sCkeApGqYvSs_@d\\ui@_EoJ_ZgXoE_C{D~AiAdGa@xLeKtSsc@~f@mj@z]a}@|_@mv@hVwsAv]ymArDkcAbB}ZbDco@fLqvBzh@mqAzI}hAeB}x@Tqh@`EgrAdL}nAmD_YyD_q@_Ns}@cIqbB}@etAeBes@iHiaBaVqrAeGkiAlDoxCtc@_xArHgxAgC}_BkSmtAyb@s{CuoAekAyt@swA_qA_bA_qA}bAmiBmaAywBcc@a|@{O{Tos@eq@wcAuc@glBua@kn@eZc]oWm]w_@i]kk@ib@cuAuJa|@{DwqA_Gmw@uLgp@{Y}z@iYsi@g[_o@aSko@wUooBuLux@eWcz@_c@wv@m\\k_@gt@ce@eyBkq@kkAsq@gt@y^ckAaWuoAiUuv@u[cvAcy@k}@u^__AmQs|BgHicA_Mcx@uPwv@{Hq^cAi~AdFcgAyDib@wIyk@}Taa@yVg|@o_Aih@}|@of@ai@c^{Wg_Ayt@yo@odA}\\yjAiLup@aWk{@w_@uw@e{@mxAebAafD}\\on@ya@kg@_o@if@ml@kWmiAy\\mgBcL{o@~Bcw@nOurA|k@sg@tFaz@~OsOe@eGy@kDeHw]gm@}NuKm_@cOmNg\\{CgVuIiEmSZm{@tAkx@zEsSu@S}HyJG`AmKjEyE" }, "summary" : "Route 56 and Persian Gulf Hwy/Route 7", "warnings" : [], "waypoint_order" : [] } ], "status" : "OK" } ';
$arrayMessage = json_decode($data);

foreach ($arrayMessage->geocoded_waypoints as $item) {
    echo $item->geocoder_status;
}
?>
4

1 回答 1

1

$data包含格式错误的 JSON 字符串,因此json_decode不会返回正确的对象。在迭代它之前,您可以检查您的字符串是否被正确解析:

if (json_last_error()) {
    die(json_last_error_msg());
}

一旦您修复了 JSON 字符串,您的脚本就会开始工作。你也可以一起玩JSON_UNESCAPED_UNICODE

附言。您不能只从调试器中复制 JSON 输出并期望它能够正常工作,因为这就是我最初期望的方式。

于 2018-05-28T09:38:15.033 回答