{"id":27145,"date":"2024-03-16T07:58:42","date_gmt":"2024-03-16T07:58:42","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/"},"modified":"2024-03-22T10:18:56","modified_gmt":"2024-03-22T10:18:56","slug":"how-is-the-function-usage-of-php-strtotime","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/","title":{"rendered":"How is the function usage of PHP strtotime?"},"content":{"rendered":"<p>The strtotime function in PHP is a date\/time function used to parse a human-readable date\/time description into a Unix timestamp.<\/p>\n<p>The usage of the strtotime function is as follows:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-keyword\">string<\/span> <span class=\"hljs-variable\">$time<\/span>, <span class=\"hljs-keyword\">int<\/span> <span class=\"hljs-variable\">$now<\/span> = <span class=\"hljs-title function_ invoke__\">time<\/span>()): <span class=\"hljs-keyword\">int<\/span>|<span class=\"hljs-literal\">false<\/span>\r\n<\/code><\/pre>\n<ol>\n<li>$time: this represents the date\/time string to be parsed. It can be an absolute date, such as &#8220;2021-01-01&#8221;, or a relative date, such as &#8220;tomorrow&#8221; for tomorrow, &#8220;+1 week&#8221; for a week later.<\/li>\n<li>$now (optional): Represents the base time used to calculate relative dates. By default, it is the current Unix timestamp.<\/li>\n<\/ol>\n<p>The function returns the parsed Unix timestamp, or false if parsing fails.<\/p>\n<p>Here are some common usage examples of the strtotime function:<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"now\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u5f53\u524d\u65f6\u95f4\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"2021-01-01\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u6307\u5b9a\u65e5\u671f\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"tomorrow\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u660e\u5929\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"+1 week\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u4e00\u5468\u540e\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"next Monday\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u4e0b\u4e2a\u5468\u4e00\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"last day of next month\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u4e0b\u4e2a\u6708\u6700\u540e\u4e00\u5929\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n\r\n<span class=\"hljs-keyword\">echo<\/span> <span class=\"hljs-title function_ invoke__\">strtotime<\/span>(<span class=\"hljs-string\">\"2021-01-01 12:00:00\"<\/span>);  <span class=\"hljs-comment\">\/\/ \u6307\u5b9a\u65e5\u671f\u65f6\u95f4\u7684Unix\u65f6\u95f4\u6233<\/span>\r\n<\/code><\/pre>\n<p>The strtotime function is very convenient for handling date and time strings, as it can quickly parse various formats of date and time descriptions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The strtotime function in PHP is a date\/time function used to parse a human-readable date\/time description into a Unix timestamp. The usage of the strtotime function is as follows: strtotime(string $time, int $now = time()): int|false $time: this represents the date\/time string to be parsed. It can be an absolute date, such as &#8220;2021-01-01&#8221;, or [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-27145","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How is the function usage of PHP strtotime? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How is the function usage of PHP strtotime?\" \/>\n<meta property=\"og:description\" content=\"The strtotime function in PHP is a date\/time function used to parse a human-readable date\/time description into a Unix timestamp. The usage of the strtotime function is as follows: strtotime(string $time, int $now = time()): int|false $time: this represents the date\/time string to be parsed. It can be an absolute date, such as &#8220;2021-01-01&#8221;, or [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-16T07:58:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T10:18:56+00:00\" \/>\n<meta name=\"author\" content=\"Emily Johnson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Emily Johnson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\"},\"author\":{\"name\":\"Emily Johnson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/3b041b19cffc258705478ecfab895378\"},\"headline\":\"How is the function usage of PHP strtotime?\",\"datePublished\":\"2024-03-16T07:58:42+00:00\",\"dateModified\":\"2024-03-22T10:18:56+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\"},\"wordCount\":138,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-is-the-function-usage-of-php-strtotime\/\",\"name\":\"How is the function usage of PHP strtotime? 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