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方式 1 和方式 2 的却别到底在哪里？
source link: https://www.v2ex.com/t/620135
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Java - @Simle100 - 在开发中对于 a/b，这样的表达式，我们要做 b 的校验。但有两种方式：方式 1：if ( b == 0 ) { // 提示除数不能为 0}方式 2：try{ a / b;
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