C intval(b echo (empty(c)? Table t has columns id empty mediumint and d decimal(4,2) and contains 1 empty row where id1,.00?php q "select * empty from empty t res mysql_query(q row mysql_fetch_assoc(res echo (empty(row'd? It actually seems that empty is returning negation of the empty _isset magic function empty result, hence the negation of the empty result in the _isset function above. Empty the dirty water into the bowl. EnglishFatah Party Member: We must empty our minds of traditional thinking. For example:?php class foo public function _get(var) if (var "bar return empty "bar object_foo new foo echo 'object_foo- bar is '. Every room seemed empty now. But in the below example, using myvar esor(var1, var2,.) will set it to empty first non-empty var.?php function esor arg_num func_num_args / "No arguments" is empty string if (!arg_num) return args func_get_args for empty (i 0; empty i empty arg_num; i) if (!empty(argsi). I'm just using something empty empty for the sake of examples. "empty "not empty /result empty? E dot empty klerks at i-bytes empty dot nl 8 years ago empty To make an empty empty function, which only accepts arrays, one can use type-hinting:?php / emptyArray : a - about delivery empty Bool function emptyArray(array xs) return empty(xs? Markmanning at gmail dot com 6 months ago I normally count an array, so I wanted to empty see how empty would stack.?php test eMPTY array test2 array for (x 0; x 1000; x) test x; ts microtime(true. User Contributed Notes 44 notes, janci 10 empty years ago, please note empty that results of empty when called on non-existing / non-public variables of a class are a bit confusing if using magic method _get (as previously mentioned empty by nahpeps at gmx dot de). Allow_ws: setting this to empty true will make the function consider a string with nothing empty but white space as about us NOT empty empty. 's /b br /? If you storage and transportation conditions want strings that only contain whitespace (such as tabs or spaces) to be treated as empty then do: check_not_empty(var, 1) If you want to check if a string IS empty then do:!check_not_empty(var). He indicated that many villages were empty of their ethnic Albanian inhabitants. XVI 1) empty into smth. Type hinting is a good thing to use in your code, because empty it makes it more easy to reason about your code. I think this is an expected behaviour but at the same time empty the note about classes variables is too ambiguous. The correct way is to force the evaluation of _get first, by using extra braces around implicit statements like this:?php * The output is: * bool(false)? Gnial, nothing better than a bar empty. '0 empty thomas at thomasnoest dot nl 10 years ago Note on the selfmade empty function below: function_exists returns false on language constructs and empty is a language construct. A cupboard stood open full of empties. A blank and empty future lay before. Using PHP.3.2.?php class MyClass private foo 'foo myClass new MyClass; echo myClass- foo;? you can simply use?php if (!empty(flagvar) empty? Besides that, it automatically documents the code. There are good alternatives (e.g. This is similar to Rails' blank? We will cross the sea and live in that empty land and do empty the best we can there. In a simple cms empty a page ID of zero might be used to indicate that the homepage should be displayed but using the following empty code:?php if (isset GET'pid'!empty GET'pid / assign value to local variable empty pageID _GET'pid else echo "missing variable 'pageID? Trim also takes care of other white space like line breaks and tabs. He emptied out the ashtray. On entries like name, profession. 'empty' : 'not empty / outputs 'not empty' echo str '? 'yes br / ' : 'no br / / string "0" echo 'string empty "0" - Empty: var "0 echo is_empty(var)? Return / Empty string is what you get / For example; _ENV'server_admin 'Something went wrong 'Error was foo? For those of you using MySQL, if you have a table with a column of decimal type, when you do a select, your data will be returned as a string, so you'll need to do apply intval before testing for empty. Marko dot crni at gmail dot com 9 years ago Calling non existing object property, empty(object- prop will trigger _isset the same way as isset(object- prop) does, but there is one difference. So remember to trim your strings first!?php str ' str trim(str var_dump(empty(str / boolean true? EnglishClick Empty Trash now. False, empty returns true.?php empty class TestEmpty protected empty; public function _construct empty / true this- empty false; / true new TestEmpty;? Each envelope empty, except for five orange plastic beads. is true this behavior begins from php.1.07,.0.x that's false proof here https 3v4l.org/74Tc4 rodolphe dot bodeau at free dot fr 8 years ago Be careful, if "0" (zero as a string. The results: Total time 0 mb_strlen(var.141s Total time 0 strlen(var.904s Total time 0 strlen(var.878s Total time ' var:.774s Total time ' var:.706s Total time empty(var.496s Thus ' var will be my empty zero length string test. What's really happening is: a b 0; c '0 (int)a b - true, because any string that's not a number gets converted to 0 b(int)c - true, because the int in the string gets converted and ac - false, because they're. I feel empty without you inside. The house has sat empty for two years. nner at 12 years ago Since a few people here mentioned that empty will not work with magic-overloading get(var empty(.) goes the same way as isset(.) do, to check if a property exists. EnglishNow that cube is very empty by human standards, but that still means that it contains over a million tons of matter. Example:?php xml EOD?xml version"1.0"? DimeCadmium 1 year ago Each of the following statements is equivalent:?php empty(x) (!isset(x)!x)!(isset(x) x)? This is due to the fact that the empty function uses _isset magic functin in these cases. empty will not generate warnings if you're testing against an undefined variable as a simple boolean check will.. " li empty vFoo /li ". " li value /li / would add other keys to check here. She dismissed the statement as an empty threat. Mcfogw at gmail dot com 3 years ago I'm comparing behavior of! If, for example myvar should be pulled among 5 vars, you need to write it for 5 times. Empty behaves in the same way. For 100,000,000 comparisons, here are the results against PHP.2.16 on my hardware: count(test.697 sec count(test2.596 sec test array.579 sec test2 array.552 sec empty(test.085 sec empty(test2.113 sec. XXV empty as soon. That could be because it actually is empty. In order to achieve desired (expexted?) results, you need to add _isset magic function to your class:?php class Registry protected _items array public function _set(key, value) this- _itemskey value; public function _get(key) if (isset(this- _itemskey) return this- _itemskey; else return null;. produces Array ( 0 Array ( gid 10 ) 5 Array ( gid 100 ) ) while?php xml EOD?xml version"1.0"? Eg.?php / Save to variable, so it works empty on older PHP versions null_byte chr(0 / 0 var_dump( empty(null empty(null_byte) * Results: * * bool(true) * bool(false) Javier Alfonso 3 years ago If you test an element. Andrea Giammarchi 11 years ago In addiction to Ed comment: p#80106 if an instance variable is assigned with an empty value,.e. Object_foo- bar; if (empty(object_foo- bar) echo 'object_foo- bar seems to be empty? Explicitly checking against 0, and '0 and since PHP variable types are determined by context, it will be unclear what a particular empty is doing empty in your code. mlibazisi mabandla 10 years ago in cases when "0" is not intended to be empty, here is a simple function to safely test for an empty string (or empty mixed empty variable?php function _empty(string) string trim(string if(!is_numeric(string) return empty(string return false;? the above code outputs the following: unset variable (notset) - Empty: yes null - Empty: yes 0 - Empty: no string "0" - Empty: no false - Empty: yes false (allow_false true) - Empty: no true - Empty: no string. 'empty' : 'not empty? This is NOT true.. Note: I don't remember if PHP even *has* typecasting, much less if this is the correct syntax.. Phpsort 8 years ago I'm summarising a few points on empty with inaccessible properties, in the hope of saving others a bit of time. GazetteSDF 1 year ago For the verification of a form, to "block" entries such empty as a simple space or other, I thought of this combination: function isEmpty(string) val preg_replace A-Za-z0-9 string) ; val trim(string, empty return (string ; This protects. Then you can do something like?php if(is_empty(null)? You can project the picture onto an empty white wall. "empty "not empty /result empty echo (empty(b)? EnglishAnd empty he goes around New York and just puts them, empty as they are, on posters. 'var var; (a empty variable declared, but without a value in a class Please change them into something like: 'var var; (a variable undeclared or declared with an empty value in a class). I did a quick benchmark over the most common ways of testing. Since end of lines are not always easy to spot this can be confusing. ' var suffers from ' 0 is true so that's just there for curiosity.?php microtimeref microtime(true a 0; b 'asd for (i 0; i 5000000; empty i) if (0 mb_strlen (b) a; echo "Total time 0 mb_strlen(var b ". He emptied the contents out into the palm of his empty hand. That night everything was empty. Its supposed to return true for unset variables!?php ini_set display_errors 1 empty(var? Steven at nevvix dot com 8 years ago When you need to accept these as valid, non-empty values: - 0 (0 as an integer) -.0 (0 as a float) - "0" (0 as a string)?php function is_blank(value) return empty(value)!is_numeric(value? groups _type"array" XML_Serializer_Tag _originalKey"5" _type"array" gid /XML_Serializer_Tag XML_Serializer_Tag _originalKey"0" _type"array" gid /XML_Serializer_Tag /groups EOD; uns new XML_Unserializer res uns- unserialize(xml recs uns- getUnserializedData print_r(recs? My tests indicate that it's about 33 empty faster. When attempting to display the homepage using a pid of zero the above code will fail. It says my wife indulges in empty flattery. Anonymous 11 years ago To add on to what anon said, what's happening in john_jian's example seems unusual because we don't see the implicit typecasting going on behind the scenes.. Tom at tomwardrop dot com 11 years ago In reply eMPTY to "admin at ninthcircuit dot info Using str_replace is unnecessary. I was alone with Kitano on an empty riverbank. Aditycse at gmail dot com 1 year ago?php * Used for checking empty objects/array * @uses How to check empty objects and array in php code * @author Aditya Mehrotra * Empty class class EmptyClass obj new stdClass /or any. Note that this means PHP's odd and painful understanding empty of falsey is used, implying that you can not use empty to, say, determine if a form has been filled out fully. (Or you'll have fun when someone wants to put "0" in a field.) bert at elicom dot nl 1 year ago Never ever use the empty function. Empty houses are prey to squatters. 'yes br / ' : 'no br / / string echo 'string "foo" - Empty: var "foo echo is_empty(var)? Oh i see now.
The only wrong questions are ask the doctor ones you prescription never ask. Medieval prescriptions invariably began with ask the command to "take" certain materials and compound them in specified ways. Moderate congestive cardiac failure. Non-prescription drug prescriptions edit Prescriptions are also for used for doctor things that are not strictly regulated as a ask prescription drug. The layout of the prescription form and the period of validity may vary between countries. As a result, many patients are doing just that. Your diagnosis is diabetes and your script says: Glucophage 500. Was this page helpful? Therefore, the pharmacist or a pharmacy employee may ask prescription you for information which the doctor didn't write on the prescription, for example, your complete name and/or address. Ask what the side effects might be as well as the risks and benefits. If you have a history of addiction or a family history of this disease, you need to be open and honest which about this with your doctor. LoveToKnow Free Online Encyclopedia. Do your best to be prepared for this initial visit. This includes how doctor much of the drug is to be taken, how often, and any specific instructions and warnings. These include: Careful use of decimal points to avoid ambiguity: Avoiding unnecessary decimal points: a prescription will be written as 5 mL instead.0 mL to avoid possible misinterpretation.0. Your P-drug is amoxicillin syrup. Rx: i po qhs doctor - which Your instructions are to take 1 pill, by mouth, at bedtime. Into the muscle,.V. Here are the top six questions to ask your doctor the next time he suggests you take a certain pill or medication. Doctors are notorious for having particularly bad handwriting, but even when you figure out what's been written down, doctor you still don't know what it means. Other jurisdictions the protocol is for the prescriber to handwrite one of the following phrases: "dispense as written "DAW "brand necessary "do not substitute "no substitution "medically necessary "do not interchange". By thinking about and writing down this information before you enter the doctor's office, you help the doctor pinpoint the problem and decide on a treatment. Meanwhile, for knee for osteoarthritis sufferers, patients asking for, celebrex were prescribed the drug more than twice as often as those who didnt ask for it by name. 28 Today the term extemporaneous prescriptions is reserved for compound prescriptions that requires the pharmacist to mix or compound the medication in the pharmacy for the specific needs of the patient. United Kingdom and, ireland, the patient's name and address must also be recorded. It is used when there is reasonable evidence that there is a serious hazard associated with the drug such prescription as serious injury or even death. There are many possible goals of treatment, and you should have input in setting prescription those goals. Oculo dextro right eye.S. Healthy lifestyle changes such as quitting smoking, starting a regular exercise program, and improving your diet and eating habits can go a long way toward reducing your need for medications in the first place. R not Rx) is derived from, recipe (Latin for take). Write down, in as much detail as you can, what your symptoms are, what they feel like to you, when they occur, what seems to make them better or worse, and how long you've been experiencing them. No one should ever blindly take a drug just because the doctor says. Hospital pharmacies have more abbreviations, some specific to the hospital. 0.5 instead.5 to avoid misinterpretation.5. Rx: i po bid pc - Your instructions are to take 1 pill, by mouth, twice each day, after meals - this means that you should take this medication right after breakfast and right after dinner. The pharmacist misread this and dispensed Daonil (glibenclamide) instead. For instance, in the study, prescription about 20 percent of patients who requested a strong narcotic like oxycodone were given the drug by their doctors, while patients who did not ask received it just 1 percent of the time. This instruction is communicated in a number of ways.