{"id":2458,"date":"2020-12-20T14:53:11","date_gmt":"2020-12-20T05:53:11","guid":{"rendered":"https:\/\/www.nblog09.com\/w\/?p=2458"},"modified":"2022-01-18T16:39:03","modified_gmt":"2022-01-18T07:39:03","slug":"flask-self-filter","status":"publish","type":"post","link":"https:\/\/www.nblog09.com\/w\/2020\/12\/20\/flask-self-filter\/","title":{"rendered":"Flask\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u81ea\u4f5c\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u307e\u3068\u3081\u307e\u3057\u305f"},"content":{"rendered":"<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u6a5f\u80fd\u306b\u3064\u3044\u3066\u3001<a href=\"https:\/\/www.nblog09.com\/w\/2020\/12\/20\/flask-filter\/\">\u4ee5\u524d\u306e\u8a18\u4e8b<\/a>\u3067\u7d39\u4ecb\u3057\u305f\u304c\u3001\u7d39\u4ecb\u3057\u305f\u5185\u5bb9\u306f\u30d3\u30eb\u30c8\u30a4\u30f3\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u521d\u3081\u304b\u3089Flask\u306b\u3088\u3063\u3066\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u3042\u308b\u3002<br \/>\n\u3053\u3053\u3067\u306f\u3001\u81ea\u5206\u3067\u4f7f\u3044\u305f\u3044\u3088\u3046\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3059\u308b\u3002<\/p>\n<h2 class=\"title-border\"><strong>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u81ea\u4f5c\u3059\u308b\u65b9\u6cd5<\/strong><\/h2>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u81ea\u5206\u3067\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001@app.template_filter\u3092\u95a2\u6570\u306e\u524d\u306b\u30c7\u30b3\u30ec\u30fc\u30bf\u3068\u3057\u3066\u8ffd\u52a0\u3059\u308b\u3002<br \/>\n\u305d\u306e\u3042\u3068\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5185\u3067\u305d\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u540d\u3092\u6307\u5b9a\u3057\u3066\u5229\u7528\u3059\u308c\u3070\u3088\u3044\u3002<\/p>\n<div class=\"emphasis-box\">\n\u30fb\u30d3\u30e5\u30fc\u3067\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u767b\u9332\u3059\u308b<\/p>\n<p style='color:red;'>\n@app.template_filter('my_filter') # \u8ffd\u52a0\u3057\u305f\u3044filter\u306e\u4f5c\u6210<br \/>\ndef my_filter_function(s): # \u7b2c\u4e00\u5f15\u6570\u304c\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u9069\u7528\u3059\u308b\u5909\u6570<br \/>\n    return '\u00d7\u00d7\u00d7' # \u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u9069\u7528\u3057\u3066\u8fd4\u3059\u5024\n<\/p>\n<p>\u30fbhtml\u30d5\u30a1\u30a4\u30eb\u3067\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u5229\u7528\u3059\u308b<\/p>\n<p style='color:red;'>\n{{ variable | my_filter }} # \u8ffd\u52a0\u3057\u305ffilter\u306e\u9069\u7528\n<\/p>\n<\/div>\n<p>&nbsp;<br \/>\n\u307e\u305f\u3001\u81ea\u4f5c\u3057\u305f\u30d5\u30a3\u30eb\u30bf\u30fc\u306b\u5f15\u6570\u3092\u8ffd\u52a0\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001\u95a2\u6570\u306b\u5f15\u6570\u3092\u8ffd\u52a0\u3059\u308c\u3070\u3088\u3044\u3002<br \/>\n\u4ee5\u4e0b\u306b\u3001\u6307\u5b9a\u3057\u305f\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6587\u5b57\u3092\u5927\u6587\u5b57\u306b\u3059\u308b\u81ea\u4f5c\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u3092\u8a18\u8ff0\u3057\u305f\u3002<\/p>\n<div class=\"programming-gray\">\n<h4>Example<\/h4>\n<ul>\n<li><strong>\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u4f5c\u6210<\/strong><\/li>\n<\/ul>\n<div class=\"programming-inside\">\nfrom flask import Flask, render_template<\/p>\n<p>app = Flask(__name__)<\/p>\n<p>@app.template_filter('my_upper_filter')<br \/>\ndef my_upper_filter(s, idx=0): <strong> # idx\u306e\u4f4d\u7f6e\u3060\u3051\u5927\u6587\u5b57\u306b\u3057\u3066\u3001\u305d\u308c\u4ee5\u5916\u306f\u305d\u306e\u307e\u307e\u8fd4\u3059<\/strong><br \/>\n&nbsp;&nbsp;&nbsp;&nbsp;return s[:idx] + s[idx].upper() + s[idx+1:]<\/p>\n<p>@app.route('\/')<br \/>\ndef index():<br \/>\n&nbsp;&nbsp;&nbsp;&nbsp;name = 'abcdefg'<br \/>\n&nbsp;&nbsp;&nbsp;&nbsp;return render_template('index.html', name=name)<\/p>\n<p>if __name__ == '__main__':<br \/>\n&nbsp;&nbsp;&nbsp;&nbsp;app.run(debug=True)\n<\/p><\/div>\n<p>&nbsp;<\/p>\n<ul>\n<li><strong>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u306e\u5229\u7528(index.html)<\/strong><\/li>\n<\/ul>\n<div class=\"programming-inside\">\n{{ name | my_upper_filter(1) }} <strong>&lt;!-- my_upper_filter\u3092\u7b2c\uff11\u5f15\u6570\u304cname, \u7b2c\uff12\u5f15\u6570\u304c1\u3067\u5b9f\u884c\u3057\u3066\u8fd4\u308a\u5024(aBcdefg)\u3092\u8868\u793a\u3059\u308b --&gt;<\/strong>\n<\/div>\n<\/div>\n<p>\u3053\u306e\u3088\u3046\u306b\u3001\u30d3\u30eb\u30c8\u30a4\u30f3\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3060\u3051\u3067\u306a\u304f\u3001\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u81ea\u4f5c\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u308b\u3002<\/p>\n<div class=\"flask-adsense\"><\/div>\n<hr>\n<div class=\"previous_next_button\">\n    <a href=\"https:\/\/www.nblog09.com\/w\/2020\/12\/20\/flask-filter\/\"><\/p>\n<div class=\"previous_chapter\">\n<p class=\"title\">&laquo; Previous<\/p>\n<p>      <span class=\"sub_title\">\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc<\/span>\n    <\/div>\n<p><\/a><a href=\"https:\/\/www.nblog09.com\/w\/2020\/12\/24\/flask_url_for\/\"><\/p>\n<div class=\"next_chapter\" \">\n<p class=\"title\">Next &raquo;<\/p>\n<p>      <span class=\"sub_title\">url_for\u3067\u306e\u753b\u9762\u9077\u79fb<\/span>\n       <\/div>\n<p>    <\/a>\n<\/div>\n<hr>\n<div class=\"course_link\">\n<a href=\"https:\/\/www.nblog09.com\/w\/0%e3%81%8b%e3%82%89%e5%ad%a6%e3%81%b6flask%e5%85%a5%e9%96%80%e8%ac%9b%e5%ba%a7\/\"><\/p>\n<div class=\"inner\">\n<p class=\"title\">Flask\u5165\u9580\u8a18\u4e8b\u4e00\u89a7\u306f\u3053\u3061\u3089<\/p>\n<\/div>\n<p><\/a>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u6a5f\u80fd\u306b\u3064\u3044\u3066\u3001\u4ee5\u524d\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u304c\u3001\u7d39\u4ecb\u3057\u305f\u5185\u5bb9\u306f\u30d3\u30eb\u30c8\u30a4\u30f3\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u521d\u3081\u304b\u3089Flask\u306b\u3088\u3063\u3066\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u3042\u308b\u3002 \u3053\u3053\u3067\u306f\u3001\u81ea\u5206\u3067\u4f7f\u3044\u305f\u3044\u3088\u3046\u306b\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u4f5c\u6210\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uag_custom_page_level_css":"","_uf_show_specific_survey":0,"_uf_disable_surveys":false,"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[213],"tags":[212,14],"class_list":{"0":"post-2458","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-flask","7":"tag-flask","8":"tag-python","9":"entry"},"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"home-middle":false,"home-top":false,"sidebar-thumbnail":false},"uagb_author_info":{"display_name":"9nmatsumoto","author_link":"https:\/\/www.nblog09.com\/w\/author\/9nmatsumoto\/"},"uagb_comment_info":0,"uagb_excerpt":"\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u6a5f\u80fd\u306b\u3064\u3044\u3066\u3001\u4ee5\u524d\u306e\u8a18\u4e8b\u3067\u7d39\u4ecb\u3057\u305f\u304c\u3001\u7d39\u4ecb\u3057\u305f\u5185\u5bb9\u306f\u30d3\u30eb\u30c8\u30a4\u30f3\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3067\u521d\u3081\u304b\u3089F&hellip;","_links":{"self":[{"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/posts\/2458","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/comments?post=2458"}],"version-history":[{"count":3,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/posts\/2458\/revisions"}],"predecessor-version":[{"id":4074,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/posts\/2458\/revisions\/4074"}],"wp:attachment":[{"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/media?parent=2458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/categories?post=2458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nblog09.com\/w\/wp-json\/wp\/v2\/tags?post=2458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}