RandomUtils class
Constructors
- RandomUtils()
-
factory
Properties
- hashCode → int
-
The hash code for this object.
no setterinherited
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
Methods
-
condenseWhiteSpace(
String str) → String - Cleans up provided string by removing extra whitespace. 通过删除额外的空格来清理提供的字符串
-
isWhiteSpaceOrEmptyOrNull(
String? str) → bool - Returns true for for all strings that are empty, null or only whitespace.
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
randInt(
int end, {int start = 0}) → int - Generate a random number between start and end inclusive. 在开始和结束之间生成一个随机数
-
randomColor(
) → int - Generates a random integer that represents a Hex color. 生成一个表示十六进制颜色的随机整数
-
randomElement<
T> (List< T> items) → T? - 从列表中返回一个随机元素。
-
randomString(
{int? length}) → String - Generates a random string of provided or random length. 生成指定长度或随机长度的随机字符串
-
removeNonDigits(
String str) → String - Extracts decimal numbers from the provided string. 从提供的字符串中提取十进制数。
-
removeWhiteSpace(
String str) → String - Removes all whitespace from provided string. 从提供的字符串中删除所有空格。
-
toString(
) → String -
A string representation of this object.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited