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UILabel

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Sohu Tech Products
Sohu Tech Products
Jan 6, 2021 · Mobile Development

Understanding UILabel’s Internal Text Management and Common Pitfalls

This article examines how UILabel stores its text‑related properties internally, reveals the role of the private _content object, and explains the interactions and pitfalls when using the text and attributedText properties in iOS development.

Mobile DevelopmentTEXTUIKit
0 likes · 17 min read
Understanding UILabel’s Internal Text Management and Common Pitfalls
Sohu Tech Products
Sohu Tech Products
Jan 2, 2019 · Mobile Development

iOS Performance Optimization: A New Method for Calculating Multi-line UILabel Height

This article introduces a novel approach to compute the height of multi‑line UILabels on iOS by pre‑caching character widths per font, demonstrates its implementation in Swift, compares performance against the system boundingRect method through extensive benchmarks, and shows significant speed improvements in real‑world app scenarios.

PerformanceSwiftUILabel
0 likes · 13 min read
iOS Performance Optimization: A New Method for Calculating Multi-line UILabel Height