Method |
Description |
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classExists ( string $className ) : boolean |
Checks if class exists. |
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is ( $var ) |
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isArray ( $var ) : boolean |
Checks if given value is an array. |
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isArrayObject ( mixed $instance ) : boolean |
Check if $instance is an ArrayObject. |
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isBool ( $var ) : boolean |
Checks if $var is type of boolean. |
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isBoolean ( $var ) : boolean |
This is an alias function for self::isBool |
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isCallable ( $var ) : boolean |
Checks whenever resource is callable. |
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isDateTimeObject ( mixed $instance ) : boolean |
Check if $instance is a DateTimeObject. |
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isDirectory ( $var ) : boolean |
Checks if $var is a directory. |
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isEmpty ( mixed $var ) : boolean |
Checks if given value is empty. |
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isFile ( $var ) : boolean |
Checks if $var is a file. |
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isFileObject ( mixed $instance ) : boolean |
Check if $instance is a FileObject. |
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isInstanceOf ( mixed $instance, string $type ) : boolean |
Check if $instance is of $type. |
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isInteger ( $var ) : boolean |
Checks if value is an integer. |
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isNull ( mixed $var ) : boolean |
Checks if given value is null. |
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isNumber ( $var ) : boolean |
Checks if value is a number. |
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isObject ( mixed $var ) : boolean |
Check if given value is an object. |
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isReadable ( $var ) : boolean |
Checks if $var is readable. |
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isResource ( mixed $var ) : boolean |
Check if given value is a resource. |
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isScalar ( mixed $var ) : boolean |
Check if given value is a scalar value. |
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isStdObject ( mixed $instance ) : boolean |
Check if $instance is a StandardObject. |
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isString ( $var ) : boolean |
Checks if $var is type of string. |
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isStringObject ( mixed $instance ) : boolean |
Check if $instance is a StringObject. |
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isSubClassOf ( string | object $subclass, string $class ) : boolean |
Check if $subclass is a subclass of $class. |
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isUrlObject ( mixed $instance ) : boolean |
Check if $instance is a UrlObject. |
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methodExists ( object $instance, string $methodName ) : boolean |
Checks if given object $instance has the given method. |
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