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PHP - How to check if a string contains a specific text [duplicate]

... Use the strpos function: http://php.net/manual/en/function.strpos.php $haystack = "foo bar baz"; $needle = "bar"; if( strpos( $haystack, $needle ) !== false) { echo "\"bar\" exists in the haystack variable"; } In your case: if( strpos( $a, 'some ...
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Print newline in PHP in single quotes

... That's not the right reasoning. It's no because in PHP you can not express a new-line character in single quotes. And that's it. Reading the manual could have helped :) – hakre May 21 '13 at 9:35 ...
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How to remove a package from Laravel using composer?

...following command will remove the package from vendor (or wherever you install packages), composer.json and composer.lock. Change vendor/package appropriately. composer remove vendor/package Obviously you'll need to remove references to that package within your app. I'm currently running the ...
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“Cannot send session cache limiter - headers already sent” [duplicate]

... modifications to them now. Check that you don't send ANY content before calling session_start. Better yet, just make session_start the first thing you do in your PHP file (so put it at the absolute beginning, before all HTML etc). ...
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What does the Reflect object do in JavaScript?

...ble: ES6 spec, Reflection MDN Reflect (including details and examples to all of its methods) Original answer (for (historic) understanding and extra examples): The Reflection proposal seems to have progressed to the Draft ECMAScript 6 Specification. This document currently outlines the Reflect...
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How to get xdebug var_dump to show full object/array

... I contend that the a display_max_depth of 5 is not sane if you actually expect to get any information from your var_dump – Ben Harold Feb 19 '14 at 0:06 2 ...
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How to check that a string is an int, but not a double, etc.?

... (ctype_digit($testcase)) { echo "The string $testcase consists of all digits.\n"; } else { echo "The string $testcase does not consist of all digits.\n"; } } ?> The above example will output: The string 1820.20 does not consist of all digits. The string 10002 consists...
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Correct owner/group/permissions for Apache 2 site files/folders under Mac OS X?

...go-rwx DIR (nobody other than owner can access content) chmod go+x DIR (to allow "users" including _www to "enter" the dir) sudo chgrp -R _www ~/my/web/root (all web content is now group _www) chmod -R go-rwx ~/my/web/root (nobody other than owner can access web content) chmod -R g+rx ~/my/web/root...
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phpcms v9内容页/下载页更新时间(updatetime)为空的解决方法 - 更多技术 ...

phpcms v9内容页/下载页更新时间(updatetime)为空的解决方法这是由于模型管理中字段的设置不正确导致。updatetime原本应该设置为int(10)类型,可能由于什么原因被设置成了datetime类型(可以查看数...这是由于模型管理中字段的...
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Highlight the difference between two strings in PHP

What is the easiest way to highlight the difference between two strings in PHP? 13 Answers ...