60 lines
1.0 KiB
Bash
60 lines
1.0 KiB
Bash
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#!/usr/bin/env bash
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x=10
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if [[ -n $1 ]]; then
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x=$1
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fi
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y=20
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if [[ -n $2 ]]; then
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y=$2
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fi
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echo "x=${x}, y=${y}"
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if [[ ${x} -eq ${y} ]]; then
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echo "${x} -eq ${y} : x 等于 y"
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else
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echo "${x} -eq ${y}: x 不等于 y"
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fi
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if [[ ${x} -ne ${y} ]]; then
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echo "${x} -ne ${y}: x 不等于 y"
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else
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echo "${x} -ne ${y}: x 等于 y"
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fi
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if [[ ${x} -gt ${y} ]]; then
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echo "${x} -gt ${y}: x 大于 y"
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else
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echo "${x} -gt ${y}: x 不大于 y"
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fi
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if [[ ${x} -lt ${y} ]]; then
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echo "${x} -lt ${y}: x 小于 y"
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else
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echo "${x} -lt ${y}: x 不小于 y"
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fi
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if [[ ${x} -ge ${y} ]]; then
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echo "${x} -ge ${y}: x 大于或等于 y"
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else
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echo "${x} -ge ${y}: x 小于 y"
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fi
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if [[ ${x} -le ${y} ]]; then
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echo "${x} -le ${y}: x 小于或等于 y"
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else
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echo "${x} -le ${y}: x 大于 y"
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fi
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# Execute: ./operator-demo2.sh
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# Output:
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# x=10, y=20
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# 10 -eq 20: x 不等于 y
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# 10 -ne 20: x 不等于 y
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# 10 -gt 20: x 不大于 y
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# 10 -lt 20: x 小于 y
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# 10 -ge 20: x 小于 y
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# 10 -le 20: x 小于或等于 y
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