{"id":4520,"date":"2022-04-24T08:34:56","date_gmt":"2022-04-23T23:34:56","guid":{"rendered":"https:\/\/www.wetch.co.jp\/?p=4520"},"modified":"2022-04-24T08:34:58","modified_gmt":"2022-04-23T23:34:58","slug":"laravel%ef%bc%9a-faker%e3%81%aeunique%e3%83%a1%e3%82%bd%e3%83%83%e3%83%89","status":"publish","type":"post","link":"https:\/\/www.wetch.co.jp\/note\/laravel%ef%bc%9a-faker%e3%81%aeunique%e3%83%a1%e3%82%bd%e3%83%83%e3%83%89\/","title":{"rendered":"Laravel\uff1a<\u3081\u3056\u305b\u30c6\u30b9\u30c8\u5de7\u8005\u7de8> faker\u306eunique\u30e1\u30bd\u30c3\u30c9"},"content":{"rendered":"\n

\u30c6\u30b9\u30c8\u3092\u884c\u3046\u969b\u306bfaker\u306e\u4f7f\u7528\u306f\u5fc5\u9808\u3068\u3082\u8a00\u3048\u307e\u3059\u3002
\u69d8\u3005\u306a\u30d5\u30a7\u30a4\u30af\u30c7\u30fc\u30bf\u3092\u4f5c\u6210\u3057\u3066\u304f\u308c\u307e\u3059\u304c\u3001\u3042\u304f\u307e\u3067\u30e9\u30f3\u30c0\u30e0\u306a\u751f\u6210\u3067\u3042\u308b\u305f\u3081\u8907\u6570\u306e\u30c7\u30fc\u30bf\u3092\u751f\u6210\u3057\u305f\u969b\u306b\u91cd\u8907\u3057\u305f\u30c7\u30fc\u30bf\u304c\u542b\u307e\u308c\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002
\u4e00\u65b9\u3067\u3001\u30c6\u30b9\u30c8\u30b1\u30fc\u30b9\u306b\u3088\u3063\u3066\u306f\u91cd\u8907\u306a\u3057\u306b\u8907\u6570\u306e\u30c7\u30fc\u30bf\u3092\u751f\u6210\u3057\u305f\u3044\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002
\u3053\u306e\u3088\u3046\u306a\u6642\u306b\u4f7f\u7528\u3059\u308b\u306e\u304cunique\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n\n\n\n

unique\u30e1\u30bd\u30c3\u30c9\u306e\u4f7f\u3044\u65b9<\/h1>\n\n\n\n

\u4f7f\u3044\u65b9\u306f\u7c21\u5358\u3067\u3001\u30c7\u30fc\u30bf\u751f\u6210\u30e1\u30bd\u30c3\u30c9\u306b\u5148\u884c\u3057\u3066unique\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3059\u306e\u307f\u3067\u3059\u3002
\u4f8b\u3048\u30700\u301c9\u307e\u3067\u306e\u6570\u5b57\u309210\u500b\u3001\u30e9\u30f3\u30c0\u30e0\u304b\u3064\u91cd\u8907\u306a\u304f\u53d6\u5f97\u3059\u308b\u5b9f\u9a13\u3068\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u51e6\u7406\u3092\u5b9f\u884c\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n

for ($idx=0; $idx < 10; $idx++) {\n    echo $faker->unique()->numberBetween(0,9).\"\\n\";\n}<\/code><\/pre>\n\n\n\n
\u3053\u306e\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
0                                                                                                                                                                                                                                               \n3                                                                                                                                                                                                                                               \n9                                                                                                                                                                                                                                               \n8                                                                                                                                                                                                                                               \n2                                                                                                                                                                                                                                               \n1                                                                                                                                                                                                                                               \n5                                                                                                                                                                                                                                               \n6                                                                                                                                                                                                                                               \n7                                                                                                                                                                                                                                               \n4                                                                                                                                                                                                                                               \n7<\/code><\/pre>\n\n\n\n
\u78ba\u304b\u306b\u91cd\u8907\u306a\u304f10\u500b\u306e\u6570\u5b57\u304c\u53d6\u5f97\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
\u3068\u3053\u308d\u3067\u4e0a\u8a18\u51e6\u7406\u3067\u306f\u5019\u88dc\u304c10\u500b\u3057\u304b\u3042\u308a\u307e\u305b\u3093\u304c11\u500b\u76ee\u3092\u53d6\u5f97\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\uff1f<\/p>\n\n\n\n
for ($idx=0; $idx < 10; $idx++) {\n    echo $faker->unique()->numberBetween(0,9).\"\\n\";\n}\necho $faker->unique()->numberBetween(0,9).\"\\n\";<\/code><\/pre>\n\n\n\n
\u4e0a\u8a18\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
OverflowException: Maximum retries of 10000 reached without finding a unique value<\/code><\/pre>\n\n\n\n
\u5019\u88dc\u304c10\u500b\u3057\u304b\u306a\u3044\u306e\u306b10000\u56de\u30ea\u30c8\u30e9\u30a4\u3057\u305f\u3063\u307d\u3044\u3053\u3068\u3092\u8a00\u3063\u3066\u3044\u307e\u3059\u304c\u3001\u3053\u306e\u8fba\u306f\u5358\u306a\u308b\u5b9a\u578b\u6587\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n
\u3082\u3046\u5c11\u3057\u30a2\u30ec\u30f3\u30b8\u3057\u3066\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n
for ($idx=0; $idx < 10; $idx++) {\n    echo $faker->unique()->numberBetween(0,9).\"\\n\";\n}   \necho $faker->numberBetween(0,9).\"\\n\";\necho $faker->unique()->numberBetween(0,9).\"\\n\";<\/code><\/pre>\n\n\n\n
\u4e0a\u8a18\u306e\u5834\u5408\u30014\u884c\u76ee\u306eunique\u6307\u5b9a\u3057\u3066\u3044\u306a\u3044\u51e6\u7406\u306f\u6b63\u5e38\u306b\u5b9f\u65bd\u3067\u304d\u307e\u3059\u304c\u30015\u884c\u76ee\u3067\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
\u5019\u88dc\u3092\u5897\u3084\u3057\u305f\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\uff1f<\/p>\n\n\n\n
for ($idx=0; $idx < 10; $idx++) {\n    echo $faker->unique()->numberBetween(0,9).\"\\n\";\n}   \necho $faker->unique()->numberBetween(0,10).\"\\n\";<\/code><\/pre>\n\n\n\n
\u3053\u306e\u5834\u5408\u306f4\u884c\u76ee\u306710\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002
\u5404\u51e6\u7406\u306b\u304a\u3044\u3066\u3001\u6307\u5b9a\u3057\u305f\u7bc4\u56f2\u306b\u672a\u4f7f\u7528\u306e\u3082\u306e\u304c\u3042\u308c\u3070\u4f7f\u3048\u308b\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n
\u540c\u3058\u3088\u3046\u306b\u6570\u5b57\u3092\u53d6\u5f97\u3059\u308b\u64cd\u4f5c\u3092\u884c\u306a\u3063\u3066\u3082\u3001\u30c7\u30fc\u30bf\u751f\u6210\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u7570\u306a\u308c\u3070\u554f\u984c\u306a\u3044\u3067\u3059\u3002<\/p>\n\n\n\n
for ($idx=0; $idx < 3; $idx++) {\n    print_r([\n        $faker->unique()->numberBetween(0,2),\n        $faker->unique()->randomElement([0,1,2])\n    ]);\n}<\/code><\/pre>\n\n\n\n
\u4e0a\u8a18\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3002<\/p>\n\n\n\n
Array                                                                                                                                                                                                                                           \n(                                                                                                                                                                                                                                               \n    [0] => 1                                                                                                                                                                                                                                    \n    [1] => 2                                                                                                                                                                                                                                    \n)                                                                                                                                                                                                                                               \nArray                                                                                                                                                                                                                                           \n(                                                                                                                                                                                                                                               \n    [0] => 0                                                                                                                                                                                                                                    \n    [1] => 1                                                                                                                                                                                                                                    \n)                                                                                                                                                                                                                                               \nArray                                                                                                                                                                                                                                           \n(                                                                                                                                                                                                                                               \n    [0] => 2                                                                                                                                                                                                                                    \n    [1] => 0                                                                                                                                                                                                                                    \n)<\/code><\/pre>\n\n\n\n
\u3053\u306e\u8fba\u306f\u4e88\u5b9a\u901a\u308a\u3067\u3059\u304c\u3002<\/p>\n\n\n\n
\u4ed6\u306e\u30c7\u30fc\u30bf\u5f62\u5f0f\u3067\u8a66\u3057\u3066\u307f\u308b<\/h1>\n\n\n\n
\u524d\u8ff0\u3057\u305fnumberBetween\u3084randomElement\u3067\u306f\u6bcd\u96c6\u56e3\u3092\u660e\u793a\u7684\u306b\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u6bcd\u96c6\u56e3\u306e\u898b\u3048\u3066\u3044\u306a\u3044\u30c7\u30fc\u30bf\u5f62\u5f0f\u3067\u306f\u3069\u3046\u306a\u308b\u3067\u3057\u3087\u3046\uff1f<\/p>\n\n\n\n
for ($idx=0; $idx < 200; $idx++) {\n    echo $faker->unique()->word.\"\\n\";\n}<\/code><\/pre>\n\n\n\n
\u4e0a\u8a18\u306f\u5148\u306b\u793a\u3057\u305f\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3057\u305f\u3002
\u8272\u3005\u8a66\u3057\u3066\u307f\u308b\u3068\u3001\u79c1\u306e\u74b0\u5883\u3067\u306f182\u500b\u304c\u9650\u754c\u3067\u3001183\u500b\u4ee5\u4e0a\u3092\u6307\u5b9a\u3059\u308b\u3068\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002
\u610f\u5916\u306b\u5019\u88dc\u304c\u5c11\u306a\u3044\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n
sentence\u3067\u306f\u3069\u3046\u3067\u3057\u3087\u3046\uff1f<\/p>\n\n\n\n
for ($idx=0; $idx < 10000; $idx++) {\n    echo $faker->unique()->sentence.\"\\n\";\n}<\/code><\/pre>\n\n\n\n
\u3053\u308c\u306f\u666e\u901a\u306bOK\u3067\u3057\u305f\u3002<\/p>\n\n\n\n
\u3061\u306a\u307f\u306b\u4e0a\u8a18\u3067\u8a66\u884c\u56de\u6570\u309210,000\u306b\u3057\u305f\u306e\u306f\u5148\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306710,000\u8fba\u308a\u306b\u4f55\u3089\u304b\u306e\u95be\u5024\u304c\u3042\u308a\u305d\u3046\u3067\u3042\u3063\u305f\u305f\u3081\u3067\u3059\u304c\u3001\u5b9f\u306fsentence\u306b\u95a2\u3057\u3066\u306f10\u500d\u306e100,000\u3067\u3082\u554f\u984c\u3042\u308a\u307e\u305b\u3093\u3067\u3057\u305f\u3002
email\u3084url\u3082\u540c\u69d8\u3067\u3057\u305f\u3002<\/p>\n\n\n\n
sentence,email,url\u306a\u3069\u3067\u306ffaker\u304c\u4fdd\u6301\u3057\u3066\u3044\u308b\u5358\u8a9e\u306e\u5019\u88dc\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u3066\u3044\u308b\u3088\u3046\u306a\u5370\u8c61\u3067\u3059\u3002
\u5358\u8a9e\u306e\u5019\u88dc\u306f\u898b\u305f\u611f\u3058word\u306e\u5019\u88dc\u3068\u540c\u3058\uff08\u3064\u307e\u308a182\u500b\uff09\u3067\u3001\u4eee\u306b\u305d\u308c\u30922\u3064\u7d44\u307f\u5408\u308f\u305b\u305f\u3060\u3051\u3067\u308230,000\u4ee5\u4e0a\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u751f\u6210\u3067\u304d\u308b\u306e\u3067\u3001\u91cd\u8907\u3057\u306a\u3044\u6587\u5b57\u5217\u3092\u751f\u6210\u3057\u3084\u3059\u3044\u306e\u3060\u3068\u63a8\u6e2c\u3057\u307e\u3059\u3002<\/p>\n\n\n\n
lastName, firstName\u3082\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
lastName\u306f51\u500b\u304c\u9650\u754c\u3067\u3057\u305f\uff08\u610f\u5916\u306b\u5c11\u306a\u3044\uff09\u3002
\u305b\u3063\u304b\u304f\u306a\u306e\u3067\u3001\u305d\u308c\u3089\u5019\u88dc\u3092\u7d39\u4ecb\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u4e09\u5b85, \u4e2d\u5cf6, \u4e2d\u6751, \u4e2d\u6d25\u5ddd, \u4e95\u4e0a, \u4e95\u9ad8, \u4f0a\u85e4, \u4f50\u3005\u6728, \u4f50\u85e4, \u52a0\u7d0d, \u52a0\u85e4, \u539f\u7530, \u5409\u672c, \u5409\u7530, \u559c\u5d8b, \u5742\u672c, \u5927\u57a3, \u5b87\u91ce, \u5bae\u6ca2, \u5c0f\u6797, \u5c0f\u6cc9, \u5c71\u53e3, \u5c71\u5cb8, \u5c71\u672c, \u5c71\u7530, \u5de5\u85e4, \u5ee3\u5ddd, \u6589\u85e4, \u6728\u6751, \u6749\u5c71, \u6751\u5c71, \u677e\u672c, \u6850\u5c71, \u6c5f\u53e4\u7530, \u6d25\u7530, \u6d5c\u7530, \u6e1a, \u6e21\u8fba, \u7530\u4e2d, \u7530\u8fba, \u77f3\u7530, \u7b39\u7530, \u82e5\u677e, \u85e4\u672c, \u897f\u4e4b\u5712, \u8fd1\u85e4, \u91ce\u6751, \u9234\u6728, \u9752\u5c71, \u9752\u7530, \u9ad8\u6a4b<\/p>\n\n\n\n
\u306a\u3093\u304b\u30e1\u30b8\u30e3\u30fc\u306a\u540d\u5b57\uff08\u5c71\u5d0e\u3068\u304b\uff09\u304c\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u4e00\u65b9\u3067\u3001\u3042\u307e\u308a\u805e\u3044\u305f\u3053\u3068\u306e\u306a\u3044\u540d\u5b57\u304c\u542b\u307e\u308c\u3066\u3044\u3066\u3001\u9078\u5b9a\u57fa\u6e96\u304c\u4eca\u4e00\u3064\u8b0e\u3067\u3059\u3002<\/p>\n\n\n\n
firstName\u306b\u95a2\u3057\u3066\u3082\u540c\u3058\u304f51\u500b\u304c\u4e0a\u9650\u3067\u3057\u305f\u3002\u3053\u306e51\u3068\u3044\u3046\u6570\u5b57\u306b\u3069\u3093\u306a\u610f\u5473\u304c\u3042\u308b\u3093\u3067\u3057\u3087\u3046\uff1f
\u3053\u3061\u3089\u3082\u5019\u88dc\u306e\u5168\u3066\u3092\u7d39\u4ecb\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n\n\n\n
\u3042\u3059\u304b, \u304f\u307f\u5b50, \u3055\u3086\u308a, \u4e03\u590f, \u4eac\u52a9, \u4eae\u4ecb, \u4fee\u5e73, \u5065\u4e00, \u5145, \u52a0\u5948, \u5343\u4ee3, \u548c\u4e5f, \u592a\u4e00, \u592a\u90ce, \u5b66, \u5e79, \u5eb7\u5f18, \u62d3\u771f, \u660e\u7f8e, \u6625\u9999, \u6643, \u667a\u4e5f, \u6843\u5b50, \u6cbb, \u6d0b\u4ecb, \u6d69, \u6dbc\u5e73, \u6df3, \u76f4\u4eba, \u76f4\u5b50, \u76f4\u6a39, \u771f\u7dbe, \u77e5\u5b9f, \u7a14, \u7be4\u53f8, \u7d50\u8863, \u7f8e\u52a0\u5b50, \u7fd4\u592a, \u7ffc, \u8061\u592a\u90ce, \u821e, \u82b1\u5b50, \u82f1\u6a39, \u88d5\u592a, \u88d5\u6a39, \u88d5\u7f8e\u5b50, \u91cc\u4f73, \u967d\u4e00, \u967d\u5b50, \u96f6, \u9999\u7e54<\/p>\n\n\n\n
\u3053\u3061\u3089\u3082\u8b0e\u306e\u30de\u30cb\u30a2\u30c3\u30af\u3055\u3092\u611f\u3058\u307e\u3059\u3002\u3069\u3053\u304b\u7279\u5b9a\u306e\u540d\u7c3f\u304b\u3089\u62bd\u51fa\u3057\u3066\u304d\u305f\u3093\u3067\u3057\u3087\u3046\u304b\u306d\uff1f<\/p>\n\n\n\n
\u7dcf\u62ec<\/h1>\n\n\n\n
unique\u306f\u91cd\u8907\u306a\u304f\u30d5\u30a7\u30a4\u30af\u30c7\u30fc\u30bf\u3092\u53d6\u5f97\u3067\u304d\u308b\u4fbf\u5229\u6a5f\u80fd\u3067\u3059\u304c\u3001\u5bfe\u8c61\u30c7\u30fc\u30bf\u306b\u3088\u3063\u3066\u306f\u5019\u88dc\u304c\u5c11\u306a\u3044\u3082\u306e\u3082\u3042\u308b\u3088\u3046\u3067\u3059\u3002
\u7279\u306bfactory\u5185\u3067\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u751f\u6210\u3059\u308b\u30ec\u30b3\u30fc\u30c9\u6570\u306b\u3088\u3063\u3066\u306f\u7c21\u5358\u306b\u4e0a\u9650\u306b\u5230\u9054\u3057\u3066\u3057\u307e\u3046\u3053\u3068\u3082\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
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