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This article explains the theoretical and practical limits of Java String length, detailing how strings are stored as char arrays, the impact of the JVM constant‑pool specification (u2 index limit of 65534), and how runtime concatenation can exceed compile‑time restrictions.
This article explains why Java strings have a theoretical maximum size of about 2^31‑1 characters at runtime, but literal strings defined in source code are limited to 65 534 characters due to JVM constant‑pool specifications, and demonstrates the limits with practical experiments.
This article explains Java's String length limitations, detailing how strings are stored as char arrays, the int‑based length method, the JVM class‑file constant pool constraints (u2 index max 65535, effectively 65534), and demonstrates practical experiments confirming these limits.
Java's String type has both theoretical and practical length limits: while the underlying char[] array can hold up to 2^31‑1 characters (~4 GB) due to int indexing, the JVM constant‑pool restricts literal strings to a maximum of 65 534 characters, as explained with code examples and spec excerpts.
This article explains why Java strings have length limits, detailing the char[] storage, the int‑based array size ceiling, the JVM constant‑pool u2 restriction of 65535 bytes, and demonstrates a compile‑time experiment building a 65,534‑character literal to illustrate the practical impact.
This article explains how Java strings are stored, the theoretical 2^31‑1 character limit imposed by the underlying char[] array, and the practical 65534‑character limit enforced by the JVM constant‑pool specification, illustrated with code examples and a small experiment.