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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                1.關系運算符 ~~~ > 大于 >= 大于等于 < 小于 <= 小于等于 != 不等于 == 恒等于 作用:用來做比較運算,比較后的結果:boolean類型 ~~~ 2.if條件結構 ~~~ if(條件){ //語句 } ~~~ 3.邏輯運算符 ~~~ && 都為真才為真 || 一個為真就為真 ! 條件為真,結果為假 ~~~ 4.if-else條件結構 ~~~ if(條件){ //語句1 }else{ //語句2 } ~~~ 5.優先級 ~~~ 賦值運算符》算術運算符》關系運算符》邏輯運算符 ~~~ 6.多重條件結構 ~~~ if(條件1){ //代碼1 }else if(條件2){ //代碼2 }else if(條件3){ //代碼3 ...... }else{ //代碼4 } ~~~ 7.switch分支結構(switch() case default) ~~~ switch(表達式或者某值){ case 1: xxx; break; case 2: xxx; break; case 3: xxx; break; default: xxx; break; } ~~~ 8.嵌套條件結構 ~~~ if(條件1){ if(條件2){ }else{ } }else{ if(條件3){ }else{ } } ~~~
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