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extract_text_field_ref

Function extract_text_field_ref 

Source
pub fn extract_text_field_ref<'a>(text: &'a str, field: &str) -> Option<&'a str>
Expand description

从文本中提取字段值引用(零拷贝版本)

§零延迟优化

返回 &str 引用而不是 String,避免 50-100ns 的堆分配开销

§用法

let value_ref = extract_text_field_ref(log, "amount")?;
let amount: u64 = value_ref.parse().ok()?;