{"id":1639,"date":"2024-11-01T10:37:09","date_gmt":"2024-11-01T02:37:09","guid":{"rendered":"https:\/\/www.madbull.site\/?p=1639"},"modified":"2024-11-07T15:22:25","modified_gmt":"2024-11-07T07:22:25","slug":"glib%e5%93%88%e5%b8%8c%e8%a1%a8%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.madbull.site\/?p=1639","title":{"rendered":"GLIB\u54c8\u5e0c\u8868\u64cd\u4f5c"},"content":{"rendered":"\n<p>\u5728glib\u4e2d\uff0cGHashTable\u7ed3\u6784\u7684\u5b98\u65b9\u6587\u6863\u53c2\u770b\uff1a<a href=\"https:\/\/docs.gtk.org\/glib\/struct.HashTable.html\">https:\/\/docs.gtk.org\/glib\/struct.HashTable.html<\/a><\/p>\n\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10);height:0px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u4ee3\u7801ghash.c<\/strong><\/p>\n\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10);height:0px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ gcc -o test ghash.c -I\/usr\/include\/glib-2.0 -I\/usr\/lib\/x86_64-linux-gnu\/glib-2.0\/include -I\/usr\/include\/sysprof-6 -pthread -lglib-2.0 \n\n#include &lt;glib.h>  \n#include &lt;stdio.h>  \n#include &lt;stdlib.h>  \n#include &lt;string.h>  \n  \n\/\/ \u952e\u548c\u503c\u7684\u9500\u6bc1\u51fd\u6570  \nstatic void string_destroy(gpointer data) {  \n    g_free(data);  \n}  \n\nstatic void print_hash_node(gpointer key, gpointer value, gpointer user_data) {\n    printf(\"key&#91;%s], value&#91;%s], user_data&#91;%s]\\n\", key, value, user_data) ;\n}\n\nint main() {  \n    \/\/ \u521b\u5efa\u54c8\u5e0c\u8868\uff0c\u952e\u548c\u503c\u90fd\u662f\u5b57\u7b26\u4e32\uff0c\u5e76\u6307\u5b9a\u9500\u6bc1\u51fd\u6570  \n    GHashTable *hash_table = g_hash_table_new_full(g_str_hash, g_str_equal, string_destroy, string_destroy);  \n  \n    \/\/ \u63d2\u5165\u952e\u503c\u5bf9  \n    g_hash_table_insert(hash_table, g_strdup(\"key1\"), g_strdup(\"value1\"));  \n    g_hash_table_insert(hash_table, g_strdup(\"key2\"), g_strdup(\"value2\"));  \n    g_hash_table_insert(hash_table, g_strdup(\"key3\"), g_strdup(\"value3\"));  \n  \n    \/\/ \u67e5\u627e\u952e\u5bf9\u5e94\u7684\u503c  \n    gchar *value = g_hash_table_lookup(hash_table, \"key2\");  \n    if (value) {  \n        g_print(\"Found key2: %s\\n\", value);  \n    } else {  \n        g_print(\"key2 not found\\n\");  \n    }  \n  \n    \/\/ \u66f4\u65b0\u952e\u5bf9\u5e94\u7684\u503c  \n    g_hash_table_replace(hash_table, g_strdup(\"key2\"), g_strdup(\"new_value2\"));  \n    value = g_hash_table_lookup(hash_table, \"key2\");  \n    if (value) {  \n        g_print(\"Updated key2: %s\\n\", value);  \n    }  \n  \n    \/\/ \u5220\u9664\u952e\u503c\u5bf9  \n    g_hash_table_remove(hash_table, \"key1\");  \n    value = g_hash_table_lookup(hash_table, \"key1\");  \n    if (!value) {  \n        g_print(\"key1 removed\\n\");  \n    }  \n  \n    \/\/ \u904d\u5386\u54c8\u5e0c\u8868\u5e76\u6253\u5370\u6240\u6709\u952e\u503c\u5bf9  \n    g_hash_table_foreach(hash_table, (GHFunc)print_hash_node, \"HHHHHHH\");  \n    g_print(\"\\n\");  \n  \n    \/\/ \u9500\u6bc1\u54c8\u5e0c\u8868\uff08\u8fd9\u5c06\u81ea\u52a8\u8c03\u7528\u952e\u548c\u503c\u7684\u9500\u6bc1\u51fd\u6570\uff09  \n    g_hash_table_destroy(hash_table);  \n  \n    return 0;  \n}<\/code><\/pre>\n\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10);height:0px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u7f16\u8bd1\u6d4b\u8bd5<\/strong><\/p>\n\n\n\n<div style=\"margin-top:var(--wp--preset--spacing--10);margin-bottom:var(--wp--preset--spacing--10);height:0px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"573\" height=\"166\" src=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/11\/\u56fe\u7247.png\" alt=\"\" class=\"wp-image-1640\" srcset=\"https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/11\/\u56fe\u7247.png 573w, https:\/\/www.madbull.site\/wp-content\/uploads\/2024\/11\/\u56fe\u7247-300x87.png 300w\" sizes=\"auto, (max-width: 573px) 100vw, 573px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u5728glib\u4e2d\uff0cGHashTable\u7ed3\u6784\u7684\u5b98\u65b9\u6587\u6863\u53c2\u770b\uff1ahttps:\/\/docs.gtk.org\/glib\/st [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":1676,"comment_status":"open","ping_status":"open","sticky":false,"template":"single-with-sidebar","format":"standard","meta":{"footnotes":""},"categories":[156,154],"tags":[526,524,97],"class_list":["post-1639","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-c-c","category-154","tag-ghashtable","tag-glib","tag-97"],"_links":{"self":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/1639","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1639"}],"version-history":[{"count":2,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/1639\/revisions"}],"predecessor-version":[{"id":1683,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/posts\/1639\/revisions\/1683"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=\/wp\/v2\/media\/1676"}],"wp:attachment":[{"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1639"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1639"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madbull.site\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1639"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}