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Title: PHP: empty - Manual

X Title: PHP: empty - Manual

Open Graph Description: Determine whether a variable is empty

X Description: Determine whether a variable is empty

X: @official_php

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Domain: www.php.net

DescriptionDetermine whether a variable is empty
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Human Language and Character Encoding Supporthttps://www.php.net/manual/en/refs.international.php
Image Processing and Generationhttps://www.php.net/manual/en/refs.utilspec.image.php
Mail Related Extensionshttps://www.php.net/manual/en/refs.remote.mail.php
Mathematical Extensionshttps://www.php.net/manual/en/refs.math.php
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Other Basic Extensionshttps://www.php.net/manual/en/refs.basic.other.php
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mixedhttps://www.php.net/manual/language.types.mixed.php
boolhttps://www.php.net/manual/language.types.boolean.php
falsehttps://www.php.net/manual/reserved.constants.php#constant.false
truehttps://www.php.net/manual/reserved.constants.php#constant.true
conversion to booleanhttps://www.php.net/manual/language.types.boolean.php#language.types.boolean.casting
falsehttps://www.php.net/manual/reserved.constants.php#constant.false
isset()https://www.php.net/manual/function.isset.php
variable functionshttps://www.php.net/manual/functions.variable-functions.php
named argumentshttps://www.php.net/manual/functions.arguments.php#functions.named-arguments
__isset()https://www.php.net/manual/language.oop5.overloading.php#object.isset
isset()https://www.php.net/manual/function.isset.php
__isset()https://www.php.net/manual/language.oop5.overloading.php#object.isset
unset()https://www.php.net/manual/function.unset.php
array_key_exists()https://www.php.net/manual/function.array-key-exists.php
count()https://www.php.net/manual/function.count.php
strlen()https://www.php.net/manual/function.strlen.php
The type comparison tableshttps://www.php.net/manual/types.comparisons.php
Learn How To Improve This Pagehttps://github.com/php/doc-base/blob/master/README.md
Submit a Pull Requesthttps://github.com/php/doc-en/blob/master/reference/var/functions/empty.xml
Report a Bughttps://github.com/php/doc-en/issues/new?body=From%20manual%20page:%20https:%2F%2Fphp.net%2Ffunction.empty%0A%0A---
＋add a notehttps://www.php.net/manual/add-note.php?sect=function.empty&repo=en&redirect=https://www.php.net/manual/en/function.empty.php
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Jancihttps://www.php.net/manual/function.empty.php#93117
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downhttps://www.php.net/manual/vote-note.php?id=123147&page=function.empty&vote=down
GazetteSDFhttps://www.php.net/manual/function.empty.php#123147
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tom at tomwardrop dot comhttps://www.php.net/manual/function.empty.php#83361
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downhttps://www.php.net/manual/vote-note.php?id=126263&page=function.empty&vote=down
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downhttps://www.php.net/manual/vote-note.php?id=120871&page=function.empty&vote=down
Claudio Galdiolohttps://www.php.net/manual/function.empty.php#120871
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downhttps://www.php.net/manual/vote-note.php?id=91182&page=function.empty&vote=down
mlibazisi mabandlahttps://www.php.net/manual/function.empty.php#91182
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downhttps://www.php.net/manual/vote-note.php?id=107926&page=function.empty&vote=down
martin dot aarhof at gmail dot comhttps://www.php.net/manual/function.empty.php#107926
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downhttps://www.php.net/manual/vote-note.php?id=42591&page=function.empty&vote=down
paul at worldwithoutwalls dot co dot ukhttps://www.php.net/manual/function.empty.php#42591
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downhttps://www.php.net/manual/vote-note.php?id=121299&page=function.empty&vote=down
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downhttps://www.php.net/manual/vote-note.php?id=85215&page=function.empty&vote=down
Anonymoushttps://www.php.net/manual/function.empty.php#85215
https://www.php.net/manual/function.empty.php#85215
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downhttps://www.php.net/manual/vote-note.php?id=101988&page=function.empty&vote=down
phpsorthttps://www.php.net/manual/function.empty.php#101988
https://www.php.net/manual/function.empty.php#101988
http://uk3.php.net/manual/en/language.oop5.overloading.phphttp://uk3.php.net/manual/en/language.oop5.overloading.php
uphttps://www.php.net/manual/vote-note.php?id=99959&page=function.empty&vote=up
downhttps://www.php.net/manual/vote-note.php?id=99959&page=function.empty&vote=down
marko dot crni at gmail dot comhttps://www.php.net/manual/function.empty.php#99959
https://www.php.net/manual/function.empty.php#99959
uphttps://www.php.net/manual/vote-note.php?id=105722&page=function.empty&vote=up
downhttps://www.php.net/manual/vote-note.php?id=105722&page=function.empty&vote=down
chris dot wisefool at gmail dot comhttps://www.php.net/manual/function.empty.php#105722
https://www.php.net/manual/function.empty.php#105722
http://php.net/manual/en/language.types.string.phphttp://php.net/manual/en/language.types.string.php
uphttps://www.php.net/manual/vote-note.php?id=92308&page=function.empty&vote=up
downhttps://www.php.net/manual/vote-note.php?id=92308&page=function.empty&vote=down
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ehsmenghttps://www.php.net/manual/function.empty.php#100036
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uphttps://www.php.net/manual/vote-note.php?id=82942&page=function.empty&vote=up
downhttps://www.php.net/manual/vote-note.php?id=82942&page=function.empty&vote=down
Greg Hartwighttps://www.php.net/manual/function.empty.php#82942
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uphttps://www.php.net/manual/vote-note.php?id=128069&page=function.empty&vote=up
downhttps://www.php.net/manual/vote-note.php?id=128069&page=function.empty&vote=down
mmulej at gmail dot comhttps://www.php.net/manual/function.empty.php#128069
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downhttps://www.php.net/manual/vote-note.php?id=54368&page=function.empty&vote=down
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downhttps://www.php.net/manual/vote-note.php?id=119297&page=function.empty&vote=down
mcfogw at gmail dot comhttps://www.php.net/manual/function.empty.php#119297
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https://3v4l.org/74Tc4https://3v4l.org/74Tc4
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downhttps://www.php.net/manual/vote-note.php?id=100807&page=function.empty&vote=down
e dot klerks at i-bytes dot nlhttps://www.php.net/manual/function.empty.php#100807
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downhttps://www.php.net/manual/vote-note.php?id=100584&page=function.empty&vote=down
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downhttps://www.php.net/manual/vote-note.php?id=127028&page=function.empty&vote=down
Lukashttps://www.php.net/manual/function.empty.php#127028
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downhttps://www.php.net/manual/vote-note.php?id=78269&page=function.empty&vote=down
EllisGLhttps://www.php.net/manual/function.empty.php#78269
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downhttps://www.php.net/manual/vote-note.php?id=77617&page=function.empty&vote=down
rkulla2 at gmail dot comhttps://www.php.net/manual/function.empty.php#77617
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downhttps://www.php.net/manual/vote-note.php?id=107819&page=function.empty&vote=down
qeremyhttps://www.php.net/manual/function.empty.php#107819
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xzero at elite7hackers dot nethttps://www.php.net/manual/function.empty.php#121375
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downhttps://www.php.net/manual/vote-note.php?id=118981&page=function.empty&vote=down
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thomas at thomasnoest dot nlhttps://www.php.net/manual/function.empty.php#87302
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＋add a notehttps://www.php.net/manual/add-note.php?sect=function.empty&repo=en&redirect=https://www.php.net/manual/en/function.empty.php
Variable handling Functionshttps://www.php.net/manual/ref.var.php
boolvalhttps://www.php.net/manual/function.boolval.php
debug_​zval_​dumphttps://www.php.net/manual/function.debug-zval-dump.php
doublevalhttps://www.php.net/manual/function.doubleval.php
emptyhttps://www.php.net/manual/function.empty.php
floatvalhttps://www.php.net/manual/function.floatval.php
get_​debug_​typehttps://www.php.net/manual/function.get-debug-type.php
get_​defined_​varshttps://www.php.net/manual/function.get-defined-vars.php
get_​resource_​idhttps://www.php.net/manual/function.get-resource-id.php
get_​resource_​typehttps://www.php.net/manual/function.get-resource-type.php
gettypehttps://www.php.net/manual/function.gettype.php
intvalhttps://www.php.net/manual/function.intval.php
is_​arrayhttps://www.php.net/manual/function.is-array.php
is_​boolhttps://www.php.net/manual/function.is-bool.php
is_​callablehttps://www.php.net/manual/function.is-callable.php
is_​countablehttps://www.php.net/manual/function.is-countable.php
is_​doublehttps://www.php.net/manual/function.is-double.php
is_​floathttps://www.php.net/manual/function.is-float.php
is_​inthttps://www.php.net/manual/function.is-int.php
is_​integerhttps://www.php.net/manual/function.is-integer.php
is_​iterablehttps://www.php.net/manual/function.is-iterable.php
is_​longhttps://www.php.net/manual/function.is-long.php
is_​nullhttps://www.php.net/manual/function.is-null.php
is_​numerichttps://www.php.net/manual/function.is-numeric.php
is_​objecthttps://www.php.net/manual/function.is-object.php
is_​realhttps://www.php.net/manual/function.is-real.php
is_​resourcehttps://www.php.net/manual/function.is-resource.php
is_​scalarhttps://www.php.net/manual/function.is-scalar.php
is_​stringhttps://www.php.net/manual/function.is-string.php
issethttps://www.php.net/manual/function.isset.php
print_​rhttps://www.php.net/manual/function.print-r.php
serializehttps://www.php.net/manual/function.serialize.php
settypehttps://www.php.net/manual/function.settype.php
strvalhttps://www.php.net/manual/function.strval.php
unserializehttps://www.php.net/manual/function.unserialize.php
unsethttps://www.php.net/manual/function.unset.php
var_​dumphttps://www.php.net/manual/function.var-dump.php
var_​exporthttps://www.php.net/manual/function.var-export.php
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