Mysql int类型 传参 取不到正确的值 <if test="state != null and state = 1 ">
<if test="state != null and state == 1 "> AND d.state != 0 </if> <if test="state != null and state == 0 "> AND d.state = 0 </if>
要使用 ==
古人学问无遗力,少壮工夫老始成。
纸上得来终觉浅,绝知此事要躬行。
<if test="state != null and state == 1 "> AND d.state != 0 </if> <if test="state != null and state == 0 "> AND d.state = 0 </if>
要使用 ==