SpUtil class
Properties
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hashCode
→ int
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The hash code for this object.
no setterinherited
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runtimeType
→ Type
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A representation of the runtime type of the object.
no setterinherited
Methods
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clear()
→ Future<bool>
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清空所有数据
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containsKey(String key)
→ bool
-
是否包含指定键
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ensureInitialized()
→ Future<void>
-
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getBool(String key, {bool defValue = false})
→ bool?
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获取布尔值
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getDouble(String key, {double defValue = 0.0})
→ double?
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获取浮点数
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getInt(String key, {int defValue = 0})
→ int?
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获取整数
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getKeys()
→ Set<String>?
-
获取所有键
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getObject<T>(String key, T fromJson(Map<String, dynamic> json), {T? defValue})
→ T?
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获取对象
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getObjectList<T>(String key, T fromJson(Map<String, dynamic> json), {List<T>? defValue = const []})
→ List<T>?
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获取对象列表
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getSp()
→ SharedPreferences?
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获取原始 SharedPreferences 实例
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getString(String key, {String? defValue = ''})
→ String?
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获取字符串
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getStringList(String key, {List<String>? defValue = const []})
→ List<String>?
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获取字符串列表
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init()
→ Future<SharedPreferences?>
-
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isInitialized()
→ bool
-
检查是否已初始化
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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putBool(String key, bool value)
→ Future<bool>
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存储布尔值
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putDouble(String key, double value)
→ Future<bool>
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存储浮点数
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putInt(String key, int value)
→ Future<bool>
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存储整数
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putObject(String key, Object value)
→ Future<bool>
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存储对象
class User {
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putObjectList(String key, List<Object> list)
→ Future<bool>
-
存储对象列表
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putString(String key, String value)
→ Future<bool>
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存储字符串
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putStringList(String key, List<String> value)
→ Future<bool>
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存储字符串列表
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reload()
→ Future<void>
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重新加载数据（用于调试或热更新）
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remove(String key)
→ Future<bool>
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移除某个键
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toString()
→ String
-
A string representation of this object.
inherited
