Difference between Pragma and Cache-Control headers?

August 15, 2025

Pragma is the HTTP/1.0 implementation and cache-control is the HTTP/1.1 implementation of the same concept. They both are meant to prevent the client from caching the response. Older clients may not support HTTP/1.1 which is why that header is still in use.

https://stackoverflow.com/questions/10314174/difference-between-pragma-and-cache-control-headers

Difference between Pragma and Cache-Control headers? <body> <h1> Array ( [0] => sifference between pragma and cache-control headers? [1] => xifference between pragma and cache-control headers? [2] => cifference between pragma and cache-control headers? [3] => fifference between pragma and cache-control headers? [4] => rifference between pragma and cache-control headers? [5] => eifference between pragma and cache-control headers? [6] => dufference between pragma and cache-control headers? [7] => djfference between pragma and cache-control headers? [8] => dkfference between pragma and cache-control headers? [9] => dofference between pragma and cache-control headers? [10] => d9fference between pragma and cache-control headers? [11] => d8fference between pragma and cache-control headers? [12] => didference between pragma and cache-control headers? [13] => dicference between pragma and cache-control headers? [14] => divference between pragma and cache-control headers? [15] => digference between pragma and cache-control headers? [16] => ditference between pragma and cache-control headers? [17] => dirference between pragma and cache-control headers? [18] => difderence between pragma and cache-control headers? [19] => difcerence between pragma and cache-control headers? [20] => difverence between pragma and cache-control headers? [21] => difgerence between pragma and cache-control headers? [22] => difterence between pragma and cache-control headers? [23] => difrerence between pragma and cache-control headers? [24] => diffwrence between pragma and cache-control headers? [25] => diffsrence between pragma and cache-control headers? [26] => diffdrence between pragma and cache-control headers? [27] => diffrrence between pragma and cache-control headers? [28] => diff4rence between pragma and cache-control headers? [29] => diff3rence between pragma and cache-control headers? [30] => diffeeence between pragma and cache-control headers? [31] => diffedence between pragma and cache-control headers? [32] => diffefence between pragma and cache-control headers? [33] => diffetence between pragma and cache-control headers? [34] => diffe5ence between pragma and cache-control headers? [35] => diffe4ence between pragma and cache-control headers? [36] => differwnce between pragma and cache-control headers? [37] => differsnce between pragma and cache-control headers? [38] => differdnce between pragma and cache-control headers? [39] => differrnce between pragma and cache-control headers? [40] => differ4nce between pragma and cache-control headers? [41] => differ3nce between pragma and cache-control headers? [42] => differebce between pragma and cache-control headers? [43] => differemce between pragma and cache-control headers? [44] => differejce between pragma and cache-control headers? [45] => differehce between pragma and cache-control headers? [46] => differenxe between pragma and cache-control headers? [47] => differenve between pragma and cache-control headers? [48] => differenfe between pragma and cache-control headers? [49] => differende between pragma and cache-control headers? [50] => differencw between pragma and cache-control headers? [51] => differencs between pragma and cache-control headers? [52] => differencd between pragma and cache-control headers? [53] => differencr between pragma and cache-control headers? [54] => differenc4 between pragma and cache-control headers? [55] => differenc3 between pragma and cache-control headers? [56] => difference vetween pragma and cache-control headers? [57] => difference netween pragma and cache-control headers? [58] => difference hetween pragma and cache-control headers? [59] => difference getween pragma and cache-control headers? [60] => difference bwtween pragma and cache-control headers? [61] => difference bstween pragma and cache-control headers? [62] => difference bdtween pragma and cache-control headers? [63] => difference brtween pragma and cache-control headers? [64] => difference b4tween pragma and cache-control headers? [65] => difference b3tween pragma and cache-control headers? [66] => difference berween pragma and cache-control headers? [67] => difference befween pragma and cache-control headers? [68] => difference begween pragma and cache-control headers? [69] => difference beyween pragma and cache-control headers? [70] => difference be6ween pragma and cache-control headers? [71] => difference be5ween pragma and cache-control headers? [72] => difference betqeen pragma and cache-control headers? [73] => difference betaeen pragma and cache-control headers? [74] => difference betseen pragma and cache-control headers? [75] => difference beteeen pragma and cache-control headers? [76] => difference bet3een pragma and cache-control headers? [77] => difference bet2een pragma and cache-control headers? [78] => difference betwwen pragma and cache-control headers? [79] => difference betwsen pragma and cache-control headers? [80] => difference betwden pragma and cache-control headers? [81] => difference betwren pragma and cache-control headers? [82] => difference betw4en pragma and cache-control headers? [83] => difference betw3en pragma and cache-control headers? [84] => difference betwewn pragma and cache-control headers? [85] => difference betwesn pragma and cache-control headers? [86] => difference betwedn pragma and cache-control headers? [87] => difference betwern pragma and cache-control headers? [88] => difference betwe4n pragma and cache-control headers? [89] => difference betwe3n pragma and cache-control headers? [90] => difference betweeb pragma and cache-control headers? [91] => difference betweem pragma and cache-control headers? [92] => difference betweej pragma and cache-control headers? [93] => difference betweeh pragma and cache-control headers? [94] => difference between oragma and cache-control headers? [95] => difference between lragma and cache-control headers? [96] => difference between -ragma and cache-control headers? [97] => difference between 0ragma and cache-control headers? [98] => difference between peagma and cache-control headers? [99] => difference between pdagma and cache-control headers? [100] => difference between pfagma and cache-control headers? [101] => difference between ptagma and cache-control headers? [102] => difference between p5agma and cache-control headers? [103] => difference between p4agma and cache-control headers? [104] => difference between przgma and cache-control headers? [105] => difference between prsgma and cache-control headers? [106] => difference between prwgma and cache-control headers? [107] => difference between prqgma and cache-control headers? [108] => difference between prafma and cache-control headers? [109] => difference between pravma and cache-control headers? [110] => difference between prabma and cache-control headers? [111] => difference between prahma and cache-control headers? [112] => difference between prayma and cache-control headers? [113] => difference between pratma and cache-control headers? [114] => difference between pragna and cache-control headers? [115] => difference between pragka and cache-control headers? [116] => difference between pragja and cache-control headers? [117] => difference between pragmz and cache-control headers? [118] => difference between pragms and cache-control headers? [119] => difference between pragmw and cache-control headers? [120] => difference between pragmq and cache-control headers? [121] => difference between pragma znd cache-control headers? [122] => difference between pragma snd cache-control headers? [123] => difference between pragma wnd cache-control headers? [124] => difference between pragma qnd cache-control headers? [125] => difference between pragma abd cache-control headers? [126] => difference between pragma amd cache-control headers? [127] => difference between pragma ajd cache-control headers? [128] => difference between pragma ahd cache-control headers? [129] => difference between pragma ans cache-control headers? [130] => difference between pragma anx cache-control headers? [131] => difference between pragma anc cache-control headers? [132] => difference between pragma anf cache-control headers? [133] => difference between pragma anr cache-control headers? [134] => difference between pragma ane cache-control headers? [135] => difference between pragma and xache-control headers? [136] => difference between pragma and vache-control headers? [137] => difference between pragma and fache-control headers? [138] => difference between pragma and dache-control headers? [139] => difference between pragma and czche-control headers? [140] => difference between pragma and csche-control headers? [141] => difference between pragma and cwche-control headers? [142] => difference between pragma and cqche-control headers? [143] => difference between pragma and caxhe-control headers? [144] => difference between pragma and cavhe-control headers? [145] => difference between pragma and cafhe-control headers? [146] => difference between pragma and cadhe-control headers? [147] => difference between pragma and cacge-control headers? [148] => difference between pragma and cacbe-control headers? [149] => difference between pragma and cacne-control headers? [150] => difference between pragma and cacje-control headers? [151] => difference between pragma and cacue-control headers? [152] => difference between pragma and cacye-control headers? [153] => difference between pragma and cachw-control headers? [154] => difference between pragma and cachs-control headers? [155] => difference between pragma and cachd-control headers? [156] => difference between pragma and cachr-control headers? [157] => difference between pragma and cach4-control headers? [158] => difference between pragma and cach3-control headers? [159] => difference between pragma and cache0control headers? [160] => difference between pragma and cachepcontrol headers? [161] => difference between pragma and cache-xontrol headers? [162] => difference between pragma and cache-vontrol headers? [163] => difference between pragma and cache-fontrol headers? [164] => difference between pragma and cache-dontrol headers? [165] => difference between pragma and cache-cintrol headers? [166] => difference between pragma and cache-ckntrol headers? [167] => difference between pragma and cache-clntrol headers? [168] => difference between pragma and cache-cpntrol headers? [169] => difference between pragma and cache-c0ntrol headers? [170] => difference between pragma and cache-c9ntrol headers? [171] => difference between pragma and cache-cobtrol headers? [172] => difference between pragma and cache-comtrol headers? [173] => difference between pragma and cache-cojtrol headers? [174] => difference between pragma and cache-cohtrol headers? [175] => difference between pragma and cache-conrrol headers? [176] => difference between pragma and cache-confrol headers? [177] => difference between pragma and cache-congrol headers? [178] => difference between pragma and cache-conyrol headers? [179] => difference between pragma and cache-con6rol headers? [180] => difference between pragma and cache-con5rol headers? [181] => difference between pragma and cache-conteol headers? [182] => difference between pragma and cache-contdol headers? [183] => difference between pragma and cache-contfol headers? [184] => difference between pragma and cache-conttol headers? [185] => difference between pragma and cache-cont5ol headers? [186] => difference between pragma and cache-cont4ol headers? [187] => difference between pragma and cache-contril headers? [188] => difference between pragma and cache-contrkl headers? [189] => difference between pragma and cache-contrll headers? [190] => difference between pragma and cache-contrpl headers? [191] => difference between pragma and cache-contr0l headers? [192] => difference between pragma and cache-contr9l headers? [193] => difference between pragma and cache-controk headers? [194] => difference between pragma and cache-controp headers? [195] => difference between pragma and cache-controo headers? [196] => difference between pragma and cache-control geaders? [197] => difference between pragma and cache-control beaders? [198] => difference between pragma and cache-control neaders? [199] => difference between pragma and cache-control jeaders? [200] => difference between pragma and cache-control ueaders? [201] => difference between pragma and cache-control yeaders? [202] => difference between pragma and cache-control hwaders? [203] => difference between pragma and cache-control hsaders? [204] => difference between pragma and cache-control hdaders? [205] => difference between pragma and cache-control hraders? [206] => difference between pragma and cache-control h4aders? [207] => difference between pragma and cache-control h3aders? [208] => difference between pragma and cache-control hezders? [209] => difference between pragma and cache-control hesders? [210] => difference between pragma and cache-control hewders? [211] => difference between pragma and cache-control heqders? [212] => difference between pragma and cache-control heasers? [213] => difference between pragma and cache-control heaxers? [214] => difference between pragma and cache-control heacers? [215] => difference between pragma and cache-control heafers? [216] => difference between pragma and cache-control hearers? [217] => difference between pragma and cache-control heaeers? [218] => difference between pragma and cache-control headwrs? [219] => difference between pragma and cache-control headsrs? [220] => difference between pragma and cache-control headdrs? [221] => difference between pragma and cache-control headrrs? [222] => difference between pragma and cache-control head4rs? [223] => difference between pragma and cache-control head3rs? [224] => difference between pragma and cache-control headees? [225] => difference between pragma and cache-control headeds? [226] => difference between pragma and cache-control headefs? [227] => difference between pragma and cache-control headets? [228] => difference between pragma and cache-control heade5s? [229] => difference between pragma and cache-control heade4s? [230] => difference between pragma and cache-control headera? [231] => difference between pragma and cache-control headerz? [232] => difference between pragma and cache-control headerx? [233] => difference between pragma and cache-control headerd? [234] => difference between pragma and cache-control headere? [235] => difference between pragma and cache-control headerw? ) </h1> </body>