onkeyup=叭绻?!(/^[0 - 9]+美元/test (this.value))) {alert('只能输入数字”);this.value="} "
onkeyup=叭绻?! (/^ [0 - 9][a - z] [a - z] +美元/test (this.value))) {alert('只能输入数字”);this.value="} "
onkeyup=叭绻?!(/^[0 - 9]+美元/test (this.value))) {alert('只能输入数字”);this.value="} "
onkeyup=叭绻?! (/^ [0 - 9][a - z] [a - z] +美元/test (this.value))) {alert('只能输入数字”);this.value="} "